maxim,max1237 Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
maxim,max6625 9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface
mc,rv3029c2 Real Time Clock Module with I2C-Bus
+microchip,mcp4531-502 Microchip 7-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4531-103 Microchip 7-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4531-503 Microchip 7-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4531-104 Microchip 7-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4532-502 Microchip 7-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4532-103 Microchip 7-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4532-503 Microchip 7-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4532-104 Microchip 7-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4541-502 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4541-103 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4541-503 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4541-104 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4542-502 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4542-103 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4542-503 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4542-104 Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4551-502 Microchip 8-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4551-103 Microchip 8-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4551-503 Microchip 8-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4551-104 Microchip 8-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4552-502 Microchip 8-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4552-103 Microchip 8-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4552-503 Microchip 8-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4552-104 Microchip 8-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4561-502 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4561-103 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4561-503 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4561-104 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4562-502 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4562-103 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4562-503 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4562-104 Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4631-502 Microchip 7-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4631-103 Microchip 7-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4631-503 Microchip 7-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4631-104 Microchip 7-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4632-502 Microchip 7-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4632-103 Microchip 7-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4632-503 Microchip 7-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4632-104 Microchip 7-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4641-502 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4641-103 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4641-503 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4641-104 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4642-502 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4642-103 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4642-503 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4642-104 Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4651-502 Microchip 8-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4651-103 Microchip 8-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4651-503 Microchip 8-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4651-104 Microchip 8-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4652-502 Microchip 8-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4652-103 Microchip 8-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4652-503 Microchip 8-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4652-104 Microchip 8-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4661-502 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4661-103 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4661-503 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4661-104 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4662-502 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4662-103 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4662-503 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4662-104 Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (100k)
national,lm63 Temperature sensor with integrated fan control
national,lm75 I2C TEMP SENSOR
national,lm80 Serial Interface ACPI-Compatible Microprocessor System Hardware Monitor
national,lm85 Temperature sensor with integrated fan control
national,lm92 ±0.33°C Accurate, 12-Bit + Sign Temperature Sensor and Thermal Window Comparator with Two-Wire Interface
nuvoton,npct501 i2c trusted platform module (TPM)
+ nuvoton,npct601 i2c trusted platform module (TPM2)
nxp,pca9556 Octal SMBus and I2C registered interface
nxp,pca9557 8-bit I2C-bus and SMBus I/O port with reset
nxp,pcf8563 Real-time clock/calendar
ifi Ingenieurburo Fur Ic-Technologie (I/F/I)
iom Iomega Corporation
img Imagination Technologies Ltd.
+ infineon Infineon Technologies
inforce Inforce Computing
ingenic Ingenic Semiconductor
innolux Innolux Corporation
ralink Mediatek/Ralink Technology Corp.
ramtron Ramtron International
raspberrypi Raspberry Pi Foundation
+raydium Raydium Semiconductor Corp.
realtek Realtek Semiconductor Corp.
renesas Renesas Electronics Corporation
richtek Richtek Technology Corporation
synology Synology, Inc.
SUNW Sun Microsystems, Inc
tbs TBS Technologies
-tcl Toby Churchill Ltd.
+ tcg Trusted Computing Group
+tcl Toby Churchill Ltd.
+technexion TechNexion
technologic Technologic Systems
thine THine Electronics, Inc.
ti Texas Instruments
truly Truly Semiconductors Limited
tyan Tyan Computer Corporation
upisemi uPI Semiconductor Corp.
+uniwest United Western Technologies Corp (UniWest)
urt United Radiant Technology Corporation
usi Universal Scientific Industrial Co., Ltd.
v3 V3 Semiconductor
F: drivers/media/dvb-frontends/a8293*
AACRAID SCSI RAID DRIVER
-M: Adaptec OEM Raid Solutions <aacraid@adaptec.com>
+M: Adaptec OEM Raid Solutions <aacraid@microsemi.com>
L: linux-scsi@vger.kernel.org
W: http://www.adaptec.com/
S: Supported
F: include/acpi/
F: Documentation/acpi/
F: Documentation/ABI/testing/sysfs-bus-acpi
+F: Documentation/ABI/testing/configfs-acpi
F: drivers/pci/*acpi*
F: drivers/pci/*/*acpi*
F: drivers/pci/*/*/*acpi*
L: linux-alpha@vger.kernel.org
F: arch/alpha/
+ALPS PS/2 TOUCHPAD DRIVER
+R: Pali Rohár <pali.rohar@gmail.com>
+F: drivers/input/mouse/alps.*
+
ALTERA MAILBOX DRIVER
M: Ley Foon Tan <lftan@altera.com>
L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
M: Keyur Chudgar <kchudgar@apm.com>
S: Supported
F: drivers/net/ethernet/apm/xgene/
+F: drivers/net/phy/mdio-xgene.c
F: Documentation/devicetree/bindings/net/apm-xgene-enet.txt
+F: Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
APTINA CAMERA SENSOR PLL
M: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
ARM/FREESCALE IMX / MXC ARM ARCHITECTURE
M: Shawn Guo <shawnguo@kernel.org>
M: Sascha Hauer <kernel@pengutronix.de>
+R: Fabio Estevam <fabio.estevam@nxp.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git
S: Maintained
F: drivers/media/platform/s5p-tv/
+ARM/SAMSUNG S5P SERIES HDMI CEC SUBSYSTEM SUPPORT
+M: Kyungmin Park <kyungmin.park@samsung.com>
+L: linux-arm-kernel@lists.infradead.org
+L: linux-media@vger.kernel.org
+S: Maintained
+F: drivers/staging/media/platform/s5p-cec/
+
ARM/SAMSUNG S5P SERIES JPEG CODEC SUPPORT
M: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
M: Jacek Anaszewski <j.anaszewski@samsung.com>
F: arch/arm/configs/shmobile_defconfig
F: arch/arm/include/debug/renesas-scif.S
F: arch/arm/mach-shmobile/
-F: drivers/sh/
F: drivers/soc/renesas/
F: include/linux/soc/renesas/
F: drivers/edac/altera_edac.
ARM/STI ARCHITECTURE
-M: Srinivas Kandagatla <srinivas.kandagatla@gmail.com>
-M: Maxime Coquelin <maxime.coquelin@st.com>
M: Patrice Chotard <patrice.chotard@st.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: kernel@stlinux.com
ARM/STM32 ARCHITECTURE
M: Maxime Coquelin <mcoquelin.stm32@gmail.com>
+M: Alexandre Torgue <alexandre.torgue@st.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/stm32.git
F: net/ax25/
AZ6007 DVB DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: Documentation/ABI/testing/sysfs-class-net-batman-adv
F: Documentation/ABI/testing/sysfs-class-net-mesh
F: Documentation/networking/batman-adv.txt
+F: include/uapi/linux/batman_adv.h
F: net/batman-adv/
BAYCOM/HDLCDRV DRIVERS FOR AX.25
S: Supported
F: drivers/net/ethernet/broadcom/b44.*
+BROADCOM B53 ETHERNET SWITCH DRIVER
+M: Florian Fainelli <f.fainelli@gmail.com>
+L: netdev@vger.kernel.org
+L: openwrt-devel@lists.openwrt.org (subscribers-only)
+S: Supported
+F: drivers/net/dsa/b53/*
+F: include/linux/platform_data/b53.h
+
BROADCOM GENET ETHERNET DRIVER
M: Florian Fainelli <f.fainelli@gmail.com>
L: netdev@vger.kernel.org
F: drivers/net/ethernet/broadcom/tg3.*
BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER
-M: Brett Rudley <brudley@broadcom.com>
-M: Arend van Spriel <arend@broadcom.com>
-M: Franky (Zhenhui) Lin <frankyl@broadcom.com>
-M: Hante Meuleman <meuleman@broadcom.com>
+M: Arend van Spriel <arend.vanspriel@broadcom.com>
+M: Franky Lin <franky.lin@broadcom.com>
+M: Hante Meuleman <hante.meuleman@broadcom.com>
L: linux-wireless@vger.kernel.org
-L: brcm80211-dev-list@broadcom.com
+L: brcm80211-dev-list.pdl@broadcom.com
S: Supported
F: drivers/net/wireless/broadcom/brcm80211/
F: fs/btrfs/
BTTV VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: net/caif/
CALGARY x86-64 IOMMU
-M: Muli Ben-Yehuda <muli@il.ibm.com>
-M: "Jon D. Mason" <jdmason@kudzu.us>
-L: discuss@x86-64.org
+M: Muli Ben-Yehuda <mulix@mulix.org>
+M: Jon Mason <jdmason@kudzu.us>
+L: iommu@lists.linux-foundation.org
S: Maintained
F: arch/x86/kernel/pci-calgary_64.c
F: arch/x86/kernel/tce_64.c
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next.git
S: Maintained
+F: Documentation/devicetree/bindings/net/can/
F: drivers/net/can/
F: include/linux/can/dev.h
F: include/linux/can/platform/
F: include/uapi/linux/can/netlink.h
CAPABILITIES
- M: Serge Hallyn <serge.hallyn@canonical.com>
+ M: Serge Hallyn <serge@hallyn.com>
L: linux-security-module@vger.kernel.org
S: Supported
F: include/linux/capability.h
F: include/linux/spi/cc2520.h
F: Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
+CEC DRIVER
+M: Hans Verkuil <hans.verkuil@cisco.com>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+W: http://linuxtv.org
+S: Supported
+F: Documentation/cec.txt
+F: Documentation/DocBook/media/v4l/cec*
+F: drivers/staging/media/cec/
+F: drivers/media/cec-edid.c
+F: drivers/media/rc/keymaps/rc-cec.c
+F: include/media/cec.h
+F: include/media/cec-edid.h
+F: include/linux/cec.h
+F: include/linux/cec-funcs.h
+
CELL BROADBAND ENGINE ARCHITECTURE
M: Arnd Bergmann <arnd@arndb.de>
L: linuxppc-dev@lists.ozlabs.org
L: linux-clk@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git
S: Maintained
+F: Documentation/devicetree/bindings/clock/
F: drivers/clk/
X: drivers/clk/clkdev.c
F: include/linux/clk-pr*
T: git git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6.git
S: Maintained
F: Documentation/crypto/
+F: Documentation/devicetree/bindings/crypto/
F: Documentation/DocBook/crypto-API.tmpl
F: arch/*/crypto/
F: crypto/
F: drivers/media/dvb-frontends/cx24120*
CX88 VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
S: Maintained
F: drivers/dma/
F: include/linux/dmaengine.h
+F: Documentation/devicetree/bindings/dma/
F: Documentation/dmaengine/
T: git git://git.infradead.org/users/vkoul/slave-dma.git
EDAC-CORE
M: Doug Thompson <dougthompson@xmission.com>
M: Borislav Petkov <bp@alien8.de>
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp.git for-next
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-edac.git linux_next
F: drivers/edac/e7xxx_edac.c
EDAC-GHES
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
S: Maintained
F: drivers/edac/ghes_edac.c
F: drivers/edac/i5000_edac.c
EDAC-I5400
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
S: Maintained
F: drivers/edac/i5400_edac.c
EDAC-I7300
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
S: Maintained
F: drivers/edac/i7300_edac.c
EDAC-I7CORE
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
S: Maintained
F: drivers/edac/i7core_edac.c
F: drivers/edac/r82600_edac.c
EDAC-SBRIDGE
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-edac@vger.kernel.org
S: Maintained
F: drivers/edac/sb_edac.c
F: fs/efs/
EHEA (IBM pSeries eHEA 10Gb ethernet adapter) DRIVER
-M: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
+M: Douglas Miller <dougmill@linux.vnet.ibm.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/ibm/ehea/
EM28XX VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: drivers/staging/fbtft/
FCOE SUBSYSTEM (libfc, libfcoe, fcoe)
-M: Vasu Dev <vasu.dev@intel.com>
+M: Johannes Thumshirn <jth@kernel.org>
L: fcoe-devel@open-fcoe.org
W: www.Open-FCoE.org
S: Supported
X: drivers/net/ethernet/freescale/gianfar_ptp.c
F: Documentation/devicetree/bindings/net/fsl-tsec-phy.txt
+FREESCALE QUICC ENGINE UCC HDLC DRIVER
+M: Zhao Qiang <qiang.zhao@nxp.com>
+L: netdev@vger.kernel.org
+L: linuxppc-dev@lists.ozlabs.org
+S: Maintained
+F: drivers/net/wan/fsl_ucc_hdlc*
+
FREESCALE QUICC ENGINE UCC UART DRIVER
M: Timur Tabi <timur@tabi.org>
L: linuxppc-dev@lists.ozlabs.org
F: fs/fscache/
F: include/linux/fscache*.h
+FS-CRYPTO: FILE SYSTEM LEVEL ENCRYPTION SUPPORT
+M: Theodore Y. Ts'o <tytso@mit.edu>
+M: Jaegeuk Kim <jaegeuk@kernel.org>
+S: Supported
+F: fs/crypto/
+F: include/linux/fscrypto.h
+
F2FS FILE SYSTEM
M: Jaegeuk Kim <jaegeuk@kernel.org>
M: Changman Lee <cm224.lee@samsung.com>
F: drivers/media/usb/gspca/m5602/
GSPCA PAC207 SONIXB SUBDRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
T: git git://linuxtv.org/media_tree.git
-S: Maintained
+S: Odd Fixes
F: drivers/media/usb/gspca/pac207.c
GSPCA SN9C20X SUBDRIVER
F: drivers/media/usb/gspca/t613.c
GSPCA USB WEBCAM DRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
T: git git://linuxtv.org/media_tree.git
-S: Maintained
+S: Odd Fixes
F: drivers/media/usb/gspca/
GUID PARTITION TABLE (GPT)
M: Herbert Xu <herbert@gondor.apana.org.au>
L: linux-crypto@vger.kernel.org
S: Odd fixes
+F: Documentation/devicetree/bindings/rng/
F: Documentation/hw_random.txt
F: drivers/char/hw_random/
F: include/linux/hw_random.h
L: linux-remoteproc@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock.git
+F: Documentation/devicetree/bindings/hwlock/
F: Documentation/hwspinlock.txt
-F: drivers/hwspinlock/hwspinlock_*
+F: drivers/hwspinlock/
F: include/linux/hwspinlock.h
HARMONY SOUND DRIVER
F: net/802/hippi.c
F: drivers/net/hippi/
+HISILICON NETWORK SUBSYSTEM DRIVER
+M: Yisen Zhuang <yisen.zhuang@huawei.com>
+M: Salil Mehta <salil.mehta@huawei.com>
+L: netdev@vger.kernel.org
+W: http://www.hisilicon.com
+S: Maintained
+F: drivers/net/ethernet/hisilicon/
+F: Documentation/devicetree/bindings/net/hisilicon*.txt
+
HISILICON SAS Controller
M: John Garry <john.garry@huawei.com>
W: http://www.hisilicon.com
R: Lars-Peter Clausen <lars@metafoo.de>
R: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
L: linux-iio@vger.kernel.org
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
S: Maintained
+F: Documentation/devicetree/bindings/iio/
F: drivers/iio/
F: drivers/staging/iio/
F: include/linux/iio/
S: Maintained
F: drivers/platform/x86/intel-hid.c
+INTEL VIRTUAL BUTTON DRIVER
+M: AceLan Kao <acelan.kao@canonical.com>
+L: platform-driver-x86@vger.kernel.org
+S: Maintained
+F: drivers/platform/x86/intel-vbtn.c
+
INTEL IDLE DRIVER
M: Len Brown <lenb@kernel.org>
L: linux-pm@vger.kernel.org
S: Supported
F: drivers/infiniband/hw/i40iw/
+INTEL MERRIFIELD GPIO DRIVER
+M: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+L: linux-gpio@vger.kernel.org
+S: Maintained
+F: drivers/gpio/gpio-merrifield.c
+
INTEL-MID GPIO DRIVER
M: David Cohen <david.a.cohen@linux.intel.com>
L: linux-gpio@vger.kernel.org
F: drivers/irqchip/
IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
-M: Jiang Liu <jiang.liu@linux.intel.com>
M: Marc Zyngier <marc.zyngier@arm.com>
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
KERNEL SELFTEST FRAMEWORK
M: Shuah Khan <shuahkh@osg.samsung.com>
+M: Shuah Khan <shuah@kernel.org>
L: linux-kselftest@vger.kernel.org
T: git git://git.kernel.org/pub/scm/shuah/linux-kselftest
S: Maintained
L: linux-leds@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds.git
S: Maintained
+F: Documentation/devicetree/bindings/leds/
F: drivers/leds/
F: include/linux/leds.h
F: drivers/ata/
F: include/linux/ata.h
F: include/linux/libata.h
+F: Documentation/devicetree/bindings/ata/
LIBATA PATA ARASAN COMPACT FLASH CONTROLLER
M: Viresh Kumar <vireshk@kernel.org>
LINUX KERNEL DUMP TEST MODULE (LKDTM)
M: Kees Cook <keescook@chromium.org>
S: Maintained
-F: drivers/misc/lkdtm.c
+F: drivers/misc/lkdtm*
LLC (802.2)
M: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
S: Maintained
F: drivers/media/usb/dvb-usb-v2/lmedm04*
-LOCKDEP AND LOCKSTAT
+LOCKING PRIMITIVES
M: Peter Zijlstra <peterz@infradead.org>
M: Ingo Molnar <mingo@redhat.com>
L: linux-kernel@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/locking
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/core
S: Maintained
-F: Documentation/locking/lockdep*.txt
-F: Documentation/locking/lockstat.txt
+F: Documentation/locking/
F: include/linux/lockdep.h
+F: include/linux/spinlock*.h
+F: arch/*/include/asm/spinlock*.h
+F: include/linux/rwlock*.h
+F: include/linux/mutex*.h
+F: arch/*/include/asm/mutex*.h
+F: include/linux/rwsem*.h
+F: arch/*/include/asm/rwsem.h
+F: include/linux/seqlock.h
+F: lib/locking*.[ch]
F: kernel/locking/
LOGICAL DISK MANAGER SUPPORT (LDM, Windows 2000/XP/Vista Dynamic Disks)
L: linux-man@vger.kernel.org
S: Maintained
+MARVELL 88E6XXX ETHERNET SWITCH FABRIC DRIVER
+M: Andrew Lunn <andrew@lunn.ch>
+M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
+S: Maintained
+F: drivers/net/dsa/mv88e6xxx/
+
MARVELL ARMADA DRM SUPPORT
M: Russell King <rmk+kernel@armlinux.org.uk>
S: Maintained
F: include/uapi/drm/armada_drm.h
F: Documentation/devicetree/bindings/display/armada/
-MARVELL 88E6352 DSA support
-M: Guenter Roeck <linux@roeck-us.net>
-S: Maintained
-F: drivers/net/dsa/mv88e6352.c
-
MARVELL CRYPTO DRIVER
M: Boris Brezillon <boris.brezillon@free-electrons.com>
M: Arnaud Ebalard <arno@natisbad.org>
S: Maintained
F: drivers/iio/potentiometer/mcp4531.c
+MEDIA DRIVERS FOR RENESAS - FCP
+M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+L: linux-media@vger.kernel.org
+L: linux-renesas-soc@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+S: Supported
+F: Documentation/devicetree/bindings/media/renesas,fcp.txt
+F: drivers/media/platform/rcar-fcp.c
+F: include/media/rcar-fcp.h
+
MEDIA DRIVERS FOR RENESAS - VSP1
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
L: linux-media@vger.kernel.org
F: Documentation/devicetree/bindings/media/renesas,vsp1.txt
F: drivers/media/platform/vsp1/
+MEDIA DRIVERS FOR HELENE
+M: Abylay Ospan <aospan@netup.ru>
+L: linux-media@vger.kernel.org
+W: https://linuxtv.org
+W: http://netup.tv/
+T: git git://linuxtv.org/media_tree.git
+S: Supported
+F: drivers/media/dvb-frontends/helene*
+
MEDIA DRIVERS FOR ASCOT2E
M: Sergey Kozlov <serjk@netup.ru>
+M: Abylay Ospan <aospan@netup.ru>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
W: http://netup.tv/
MEDIA DRIVERS FOR CXD2841ER
M: Sergey Kozlov <serjk@netup.ru>
+M: Abylay Ospan <aospan@netup.ru>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
W: http://netup.tv/
MEDIA DRIVERS FOR HORUS3A
M: Sergey Kozlov <serjk@netup.ru>
+M: Abylay Ospan <aospan@netup.ru>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
W: http://netup.tv/
MEDIA DRIVERS FOR LNBH25
M: Sergey Kozlov <serjk@netup.ru>
+M: Abylay Ospan <aospan@netup.ru>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
W: http://netup.tv/
MEDIA DRIVERS FOR NETUP PCI UNIVERSAL DVB devices
M: Sergey Kozlov <serjk@netup.ru>
+M: Abylay Ospan <aospan@netup.ru>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
W: http://netup.tv/
F: drivers/media/pci/netup_unidvb/*
MEDIA INPUT INFRASTRUCTURE (V4L/DVB)
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
P: LinuxTV.org Project
L: linux-media@vger.kernel.org
W: https://linuxtv.org
F: drivers/scsi/megaraid/
MELLANOX ETHERNET DRIVER (mlx4_en)
-M: Eugenia Emantayev <eugenia@mellanox.com>
+M: Tariq Toukan <tariqt@mellanox.com>
L: netdev@vger.kernel.org
S: Supported
W: http://www.mellanox.com
T: git git://git.infradead.org/linux-mtd.git
T: git git://git.infradead.org/l2-mtd.git
S: Maintained
+F: Documentation/devicetree/bindings/mtd/
F: drivers/mtd/
F: include/linux/mtd/
F: include/uapi/mtd/
W: https://linuxtv.org
W: http://palosaari.fi/linux/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
-T: git git://linuxtv.org/anttip/media_tree.git
S: Maintained
-F: drivers/staging/media/mn88472/
-F: drivers/media/dvb-frontends/mn88472.h
+F: drivers/media/dvb-frontends/mn88472*
MN88473 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git
S: Maintained
+F: Documentation/devicetree/bindings/net/wireless/
F: drivers/net/wireless/
NETXEN (1/10) GbE SUPPORT
F: drivers/nvme/host/
F: include/linux/nvme.h
+NVM EXPRESS TARGET DRIVER
+M: Christoph Hellwig <hch@lst.de>
+M: Sagi Grimberg <sagi@grimberg.me>
+L: linux-nvme@lists.infradead.org
+S: Supported
+F: drivers/nvme/target/
+
NVMEM FRAMEWORK
M: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
M: Maxime Ripard <maxime.ripard@free-electrons.com>
OPEN FIRMWARE AND FLATTENED DEVICE TREE
M: Rob Herring <robh+dt@kernel.org>
M: Frank Rowand <frowand.list@gmail.com>
-M: Grant Likely <grant.likely@linaro.org>
L: devicetree@vger.kernel.org
W: http://www.devicetree.org/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git
S: Maintained
F: drivers/of/
F: include/linux/of*.h
OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
M: Rob Herring <robh+dt@kernel.org>
-M: Pawel Moll <pawel.moll@arm.com>
M: Mark Rutland <mark.rutland@arm.com>
-M: Ian Campbell <ijc+devicetree@hellion.org.uk>
-M: Kumar Gala <galak@codeaurora.org>
L: devicetree@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git
+Q: http://patchwork.ozlabs.org/project/devicetree-bindings/list/
S: Maintained
F: Documentation/devicetree/
F: arch/*/boot/dts/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git
S: Maintained
F: Documentation/devicetree/bindings/pinctrl/
+F: Documentation/pinctrl.txt
F: drivers/pinctrl/
F: include/linux/pinctrl/
L: linux-pm@vger.kernel.org
T: git git://git.infradead.org/battery-2.6.git
S: Maintained
+F: Documentation/devicetree/bindings/power/
+F: Documentation/devicetree/bindings/power_supply/
F: include/linux/power_supply.h
F: drivers/power/
X: drivers/power/avs/
F: include/uapi/linux/ptrace.h
F: kernel/ptrace.c
+PULSE8-CEC DRIVER
+M: Hans Verkuil <hverkuil@xs4all.nl>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+S: Maintained
+F: drivers/staging/media/pulse8-cec
+
PVRUSB2 VIDEO4LINUX DRIVER
M: Mike Isely <isely@pobox.com>
L: pvrusb2@isely.net (subscribers-only)
F: drivers/media/usb/pvrusb2/
PWC WEBCAM DRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
T: git git://linuxtv.org/media_tree.git
-S: Maintained
+S: Odd Fixes
F: drivers/media/usb/pwc/*
PWM FAN DRIVER
S: Maintained
QAT DRIVER
-M: Tadeusz Struk <tadeusz.struk@intel.com>
+M: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
+M: Salvatore Benedetto <salvatore.benedetto@intel.com>
L: qat-linux@intel.com
S: Supported
F: drivers/crypto/qat/
F: include/uapi/linux/radeonfb.h
RADIOSHARK RADIO DRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
T: git git://linuxtv.org/media_tree.git
S: Maintained
F: drivers/media/radio/radio-shark.c
RADIOSHARK2 RADIO DRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
T: git git://linuxtv.org/media_tree.git
S: Maintained
S: Maintained
RDC R6040 FAST ETHERNET DRIVER
-M: Florian Fainelli <florian@openwrt.org>
+M: Florian Fainelli <f.fainelli@gmail.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/rdc/r6040.c
L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git
S: Supported
+F: Documentation/devicetree/bindings/regmap/
F: drivers/base/regmap/
F: include/linux/regmap.h
L: linux-remoteproc@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ohad/remoteproc.git
S: Maintained
-F: drivers/remoteproc/
+F: Documentation/devicetree/bindings/remoteproc/
F: Documentation/remoteproc.txt
+F: drivers/remoteproc/
F: include/linux/remoteproc.h
REMOTE PROCESSOR MESSAGING (RPMSG) SUBSYSTEM
ROCKER DRIVER
M: Jiri Pirko <jiri@resnulli.us>
-M: Scott Feldman <sfeldma@gmail.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/rocker/
F: drivers/media/i2c/saa6588*
SAA7134 VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
L: linux-serial@vger.kernel.org
S: Maintained
+F: Documentation/devicetree/bindings/serial/
F: drivers/tty/serial/
SYNOPSYS DESIGNWARE DMAC DRIVER
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git
L: linux-scsi@vger.kernel.org
S: Maintained
+F: Documentation/devicetree/bindings/scsi/
F: drivers/scsi/
F: include/scsi/
S: Supported
F: drivers/scsi/be2iscsi/
-Emulex 10Gbps NIC BE2, BE3-R, Lancer, Skyhawk-R DRIVER
+Emulex 10Gbps NIC BE2, BE3-R, Lancer, Skyhawk-R DRIVER (be2net)
M: Sathya Perla <sathya.perla@broadcom.com>
M: Ajit Khaparde <ajit.khaparde@broadcom.com>
-M: Padmanabh Ratnakar <padmanabh.ratnakar@broadcom.com>
M: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
M: Somnath Kotur <somnath.kotur@broadcom.com>
L: netdev@vger.kernel.org
F: drivers/media/radio/si4713/radio-usb-si4713.c
SIANO DVB DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
M: Casey Schaufler <casey@schaufler-ca.com>
L: linux-security-module@vger.kernel.org
W: http://schaufler-ca.com
- T: git git://git.gitorious.org/smack-next/kernel.git
+ T: git git://github.com/cschaufler/smack-next
S: Maintained
F: Documentation/security/Smack.txt
F: security/smack/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
Q: http://patchwork.kernel.org/project/spi-devel-general/list/
S: Maintained
+F: Documentation/devicetree/bindings/spi/
F: Documentation/spi/
F: drivers/spi/
F: include/linux/spi/
M: Jonathan Cameron <jic23@kernel.org>
L: linux-iio@vger.kernel.org
S: Odd Fixes
+F: Documentation/devicetree/bindings/staging/iio/
F: drivers/staging/iio/
STAGING - LIRC (LINUX INFRARED REMOTE CONTROL) DRIVERS
F: drivers/media/i2c/tda9840*
TEA5761 TUNER DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: drivers/media/tuners/tea5761.*
TEA5767 TUNER DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: drivers/thermal/cpu_cooling.c
F: include/linux/cpu_cooling.h
-THINGM BLINK(1) USB RGB LED DRIVER
-M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
-S: Maintained
-F: drivers/hid/hid-thingm.c
-
THINKPAD ACPI EXTRAS DRIVER
M: Henrique de Moraes Holschuh <ibm-acpi@hmh.eng.br>
L: ibm-acpi-devel@lists.sourceforge.net
F: mm/shmem.c
TM6000 VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: Documentation/scsi/ufs.txt
F: drivers/scsi/ufs/
+UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER DWC HOOKS
+M: Joao Pinto <Joao.Pinto@synopsys.com>
+L: linux-scsi@vger.kernel.org
+S: Supported
+F: drivers/scsi/ufs/*dwc*
+
UNSORTED BLOCK IMAGES (UBI)
M: Artem Bityutskiy <dedekind1@gmail.com>
M: Richard Weinberger <richard@nod.at>
F: drivers/net/wireless/ath/ar5523/
USB ATTACHED SCSI
-M: Hans de Goede <hdegoede@redhat.com>
-M: Gerd Hoffmann <kraxel@redhat.com>
+M: Oliver Neukum <oneukum@suse.com>
L: linux-usb@vger.kernel.org
L: linux-scsi@vger.kernel.org
S: Maintained
USB OVER IP DRIVER
M: Valentina Manea <valentina.manea.m@gmail.com>
-M: Shuah Khan <shuah.kh@samsung.com>
+M: Shuah Khan <shuahkh@osg.samsung.com>
+M: Shuah Khan <shuah@kernel.org>
L: linux-usb@vger.kernel.org
S: Maintained
F: Documentation/usb/usbip_protocol.txt
W: http://www.linux-usb.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
S: Supported
+F: Documentation/devicetree/bindings/usb/
F: Documentation/usb/
F: drivers/usb/
F: include/linux/usb.h
M: "Michael S. Tsirkin" <mst@redhat.com>
L: virtualization@lists.linux-foundation.org
S: Maintained
+F: Documentation/devicetree/bindings/virtio/
F: drivers/virtio/
F: tools/virtio/
F: drivers/net/virtio_net.c
F: drivers/net/vmxnet3/
VMware PVSCSI driver
-M: Arvind Kumar <arvindkumar@vmware.com>
+M: Jim Gill <jgill@vmware.com>
M: VMware PV-Drivers <pv-drivers@vmware.com>
L: linux-scsi@vger.kernel.org
S: Maintained
F: arch/x86/entry/vdso/
XC2028/3028 TUNER DRIVER
-M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+M: Mauro Carvalho Chehab <mchehab@s-opensource.com>
+M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
W: https://linuxtv.org
T: git git://linuxtv.org/media_tree.git
#define CREATE_TRACE_POINTS
#include <trace/events/syscalls.h>
+struct pt_regs_offset {
+ const char *name;
+ int offset;
+};
+
+#define REG_OFFSET_NAME(r) {.name = #r, .offset = offsetof(struct pt_regs, r)}
+#define REG_OFFSET_END {.name = NULL, .offset = 0}
+#define GPR_OFFSET_NAME(r) \
+ {.name = "x" #r, .offset = offsetof(struct pt_regs, regs[r])}
+
+static const struct pt_regs_offset regoffset_table[] = {
+ GPR_OFFSET_NAME(0),
+ GPR_OFFSET_NAME(1),
+ GPR_OFFSET_NAME(2),
+ GPR_OFFSET_NAME(3),
+ GPR_OFFSET_NAME(4),
+ GPR_OFFSET_NAME(5),
+ GPR_OFFSET_NAME(6),
+ GPR_OFFSET_NAME(7),
+ GPR_OFFSET_NAME(8),
+ GPR_OFFSET_NAME(9),
+ GPR_OFFSET_NAME(10),
+ GPR_OFFSET_NAME(11),
+ GPR_OFFSET_NAME(12),
+ GPR_OFFSET_NAME(13),
+ GPR_OFFSET_NAME(14),
+ GPR_OFFSET_NAME(15),
+ GPR_OFFSET_NAME(16),
+ GPR_OFFSET_NAME(17),
+ GPR_OFFSET_NAME(18),
+ GPR_OFFSET_NAME(19),
+ GPR_OFFSET_NAME(20),
+ GPR_OFFSET_NAME(21),
+ GPR_OFFSET_NAME(22),
+ GPR_OFFSET_NAME(23),
+ GPR_OFFSET_NAME(24),
+ GPR_OFFSET_NAME(25),
+ GPR_OFFSET_NAME(26),
+ GPR_OFFSET_NAME(27),
+ GPR_OFFSET_NAME(28),
+ GPR_OFFSET_NAME(29),
+ GPR_OFFSET_NAME(30),
+ {.name = "lr", .offset = offsetof(struct pt_regs, regs[30])},
+ REG_OFFSET_NAME(sp),
+ REG_OFFSET_NAME(pc),
+ REG_OFFSET_NAME(pstate),
+ REG_OFFSET_END,
+};
+
+/**
+ * regs_query_register_offset() - query register offset from its name
+ * @name: the name of a register
+ *
+ * regs_query_register_offset() returns the offset of a register in struct
+ * pt_regs from its name. If the name is invalid, this returns -EINVAL;
+ */
+int regs_query_register_offset(const char *name)
+{
+ const struct pt_regs_offset *roff;
+
+ for (roff = regoffset_table; roff->name != NULL; roff++)
+ if (!strcmp(roff->name, name))
+ return roff->offset;
+ return -EINVAL;
+}
+
+/**
+ * regs_within_kernel_stack() - check the address in the stack
+ * @regs: pt_regs which contains kernel stack pointer.
+ * @addr: address which is checked.
+ *
+ * regs_within_kernel_stack() checks @addr is within the kernel stack page(s).
+ * If @addr is within the kernel stack, it returns true. If not, returns false.
+ */
+static bool regs_within_kernel_stack(struct pt_regs *regs, unsigned long addr)
+{
+ return ((addr & ~(THREAD_SIZE - 1)) ==
+ (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))) ||
+ on_irq_stack(addr, raw_smp_processor_id());
+}
+
+/**
+ * regs_get_kernel_stack_nth() - get Nth entry of the stack
+ * @regs: pt_regs which contains kernel stack pointer.
+ * @n: stack entry number.
+ *
+ * regs_get_kernel_stack_nth() returns @n th entry of the kernel stack which
+ * is specified by @regs. If the @n th entry is NOT in the kernel stack,
+ * this returns 0.
+ */
+unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, unsigned int n)
+{
+ unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs);
+
+ addr += n;
+ if (regs_within_kernel_stack(regs, (unsigned long)addr))
+ return *addr;
+ else
+ return 0;
+}
+
/*
* TODO: does not yet catch signals sent when the child dies.
* in exit.c or in signal.c.
asmlinkage int syscall_trace_enter(struct pt_regs *regs)
{
- /* Do the secure computing check first; failures should be fast. */
- if (secure_computing() == -1)
- return -1;
-
if (test_thread_flag(TIF_SYSCALL_TRACE))
tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER);
+ /* Do the secure computing after ptrace; failures should be fast. */
+ if (secure_computing(NULL) == -1)
+ return -1;
+
if (test_thread_flag(TIF_SYSCALL_TRACEPOINT))
trace_sys_enter(regs, regs->syscallno);
#else
BUILD_BUG_ON(offsetof(struct thread_fp_state, fpscr) !=
- offsetof(struct thread_fp_state, fpr[32][0]));
+ offsetof(struct thread_fp_state, fpr[32]));
return user_regset_copyout(&pos, &count, &kbuf, &ubuf,
&target->thread.fp_state, 0, -1);
return 0;
#else
BUILD_BUG_ON(offsetof(struct thread_fp_state, fpscr) !=
- offsetof(struct thread_fp_state, fpr[32][0]));
+ offsetof(struct thread_fp_state, fpr[32]));
return user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&target->thread.fp_state, 0, -1);
* have already loaded -ENOSYS into r3, or seccomp has put
* something else in r3 (via SECCOMP_RET_ERRNO/TRACE).
*/
- if (__secure_computing())
+ if (__secure_computing(NULL))
return -1;
/*
* The syscall was allowed by seccomp, restore the register
- * state to what ptrace and audit expect.
+ * state to what audit expects.
* Note that we use orig_gpr3, which means a seccomp tracer can
* modify the first syscall parameter (in orig_gpr3) and also
* allow the syscall to proceed.
*/
long do_syscall_trace_enter(struct pt_regs *regs)
{
- bool abort = false;
-
user_exit();
+ /*
+ * The tracer may decide to abort the syscall, if so tracehook
+ * will return !0. Note that the tracer may also just change
+ * regs->gpr[0] to an invalid syscall number, that is handled
+ * below on the exit path.
+ */
+ if (test_thread_flag(TIF_SYSCALL_TRACE) &&
+ tracehook_report_syscall_entry(regs))
+ goto skip;
+
+ /* Run seccomp after ptrace; allow it to set gpr[3]. */
if (do_seccomp(regs))
return -1;
- if (test_thread_flag(TIF_SYSCALL_TRACE)) {
- /*
- * The tracer may decide to abort the syscall, if so tracehook
- * will return !0. Note that the tracer may also just change
- * regs->gpr[0] to an invalid syscall number, that is handled
- * below on the exit path.
- */
- abort = tracehook_report_syscall_entry(regs) != 0;
- }
+ /* Avoid trace and audit when syscall is invalid. */
+ if (regs->gpr[0] >= NR_syscalls)
+ goto skip;
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
trace_sys_enter(regs, regs->gpr[0]);
regs->gpr[5] & 0xffffffff,
regs->gpr[6] & 0xffffffff);
- if (abort || regs->gpr[0] >= NR_syscalls) {
- /*
- * If we are aborting explicitly, or if the syscall number is
- * now invalid, set the return value to -ENOSYS.
- */
- regs->gpr[3] = -ENOSYS;
- return -1;
- }
-
/* Return the possibly modified but valid syscall number */
return regs->gpr[0];
+
+ skip:
+ /*
+ * If we are aborting explicitly, or if the syscall number is
+ * now invalid, set the return value to -ENOSYS.
+ */
+ regs->gpr[3] = -ENOSYS;
+ return -1;
}
void do_syscall_trace_leave(struct pt_regs *regs)
#ifdef CONFIG_CONTEXT_TRACKING
/* Called on entry from user mode with IRQs off. */
-__visible void enter_from_user_mode(void)
+__visible inline void enter_from_user_mode(void)
{
CT_WARN_ON(ct_state() != CONTEXT_USER);
- user_exit();
+ user_exit_irqoff();
}
#else
static inline void enter_from_user_mode(void) {}
}
/*
- * We can return 0 to resume the syscall or anything else to go to phase
- * 2. If we resume the syscall, we need to put something appropriate in
- * regs->orig_ax.
- *
- * NB: We don't have full pt_regs here, but regs->orig_ax and regs->ax
- * are fully functional.
- *
- * For phase 2's benefit, our return value is:
- * 0: resume the syscall
- * 1: go to phase 2; no seccomp phase 2 needed
- * anything else: go to phase 2; pass return value to seccomp
+ * Returns the syscall nr to run (which should match regs->orig_ax) or -1
+ * to skip the syscall.
*/
- unsigned long syscall_trace_enter_phase1(struct pt_regs *regs, u32 arch)
+ static long syscall_trace_enter(struct pt_regs *regs)
{
+ u32 arch = in_ia32_syscall() ? AUDIT_ARCH_I386 : AUDIT_ARCH_X86_64;
+
struct thread_info *ti = pt_regs_to_thread_info(regs);
unsigned long ret = 0;
+ bool emulated = false;
u32 work;
if (IS_ENABLED(CONFIG_DEBUG_ENTRY))
work = ACCESS_ONCE(ti->flags) & _TIF_WORK_SYSCALL_ENTRY;
+ if (unlikely(work & _TIF_SYSCALL_EMU))
+ emulated = true;
+
+ if ((emulated || (work & _TIF_SYSCALL_TRACE)) &&
+ tracehook_report_syscall_entry(regs))
+ return -1L;
+
+ if (emulated)
+ return -1L;
+
#ifdef CONFIG_SECCOMP
/*
- * Do seccomp first -- it should minimize exposure of other
- * code, and keeping seccomp fast is probably more valuable
- * than the rest of this.
+ * Do seccomp after ptrace, to catch any tracer changes.
*/
if (work & _TIF_SECCOMP) {
struct seccomp_data sd;
sd.args[5] = regs->bp;
}
- BUILD_BUG_ON(SECCOMP_PHASE1_OK != 0);
- BUILD_BUG_ON(SECCOMP_PHASE1_SKIP != 1);
-
- ret = seccomp_phase1(&sd);
- if (ret == SECCOMP_PHASE1_SKIP) {
- regs->orig_ax = -1;
- ret = 0;
- } else if (ret != SECCOMP_PHASE1_OK) {
- return ret; /* Go directly to phase 2 */
- }
-
- work &= ~_TIF_SECCOMP;
- }
- #endif
-
- /* Do our best to finish without phase 2. */
- if (work == 0)
- return ret; /* seccomp and/or nohz only (ret == 0 here) */
-
- #ifdef CONFIG_AUDITSYSCALL
- if (work == _TIF_SYSCALL_AUDIT) {
- /*
- * If there is no more work to be done except auditing,
- * then audit in phase 1. Phase 2 always audits, so, if
- * we audit here, then we can't go on to phase 2.
- */
- do_audit_syscall_entry(regs, arch);
- return 0;
- }
- #endif
-
- return 1; /* Something is enabled that we can't handle in phase 1 */
- }
-
- /* Returns the syscall nr to run (which should match regs->orig_ax). */
- long syscall_trace_enter_phase2(struct pt_regs *regs, u32 arch,
- unsigned long phase1_result)
- {
- struct thread_info *ti = pt_regs_to_thread_info(regs);
- long ret = 0;
- u32 work = ACCESS_ONCE(ti->flags) & _TIF_WORK_SYSCALL_ENTRY;
-
- if (IS_ENABLED(CONFIG_DEBUG_ENTRY))
- BUG_ON(regs != task_pt_regs(current));
-
- #ifdef CONFIG_SECCOMP
- /*
- * Call seccomp_phase2 before running the other hooks so that
- * they can see any changes made by a seccomp tracer.
- */
- if (phase1_result > 1 && seccomp_phase2(phase1_result)) {
- /* seccomp failures shouldn't expose any additional code. */
- return -1;
+ ret = __secure_computing(&sd);
+ if (ret == -1)
+ return ret;
}
#endif
- if (unlikely(work & _TIF_SYSCALL_EMU))
- ret = -1L;
-
- if ((ret || test_thread_flag(TIF_SYSCALL_TRACE)) &&
- tracehook_report_syscall_entry(regs))
- ret = -1L;
-
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
trace_sys_enter(regs, regs->orig_ax);
return ret ?: regs->orig_ax;
}
- long syscall_trace_enter(struct pt_regs *regs)
- {
- u32 arch = in_ia32_syscall() ? AUDIT_ARCH_I386 : AUDIT_ARCH_X86_64;
- unsigned long phase1_result = syscall_trace_enter_phase1(regs, arch);
-
- if (phase1_result == 0)
- return regs->orig_ax;
- else
- return syscall_trace_enter_phase2(regs, arch, phase1_result);
- }
-
#define EXIT_TO_USERMODE_LOOP_FLAGS \
(_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_UPROBE | \
_TIF_NEED_RESCHED | _TIF_USER_RETURN_NOTIFY)
ti->status &= ~TS_COMPAT;
#endif
- user_enter();
+ user_enter_irqoff();
}
#define SYSCALL_EXIT_WORK_FLAGS \
{
/*
* XXX: if access_ok, get_user, and put_user handled
- * sig_on_uaccess_error, this could go away.
+ * sig_on_uaccess_err, this could go away.
*/
if (!access_ok(VERIFY_WRITE, (void __user *)ptr, size)) {
struct task_struct *tsk;
unsigned long caller;
int vsyscall_nr, syscall_nr, tmp;
- int prev_sig_on_uaccess_error;
+ int prev_sig_on_uaccess_err;
long ret;
/*
*/
regs->orig_ax = syscall_nr;
regs->ax = -ENOSYS;
- tmp = secure_computing();
+ tmp = secure_computing(NULL);
if ((!tmp && regs->orig_ax != syscall_nr) || regs->ip != address) {
warn_bad_vsyscall(KERN_DEBUG, regs,
"seccomp tried to change syscall nr or ip");
* With a real vsyscall, page faults cause SIGSEGV. We want to
* preserve that behavior to make writing exploits harder.
*/
- prev_sig_on_uaccess_error = current_thread_info()->sig_on_uaccess_error;
- current_thread_info()->sig_on_uaccess_error = 1;
+ prev_sig_on_uaccess_err = current->thread.sig_on_uaccess_err;
+ current->thread.sig_on_uaccess_err = 1;
ret = -EFAULT;
switch (vsyscall_nr) {
break;
}
- current_thread_info()->sig_on_uaccess_error = prev_sig_on_uaccess_error;
+ current->thread.sig_on_uaccess_err = prev_sig_on_uaccess_err;
check_fault:
if (ret == -EFAULT) {
header-y += hw_breakpoint.h
header-y += l2tp.h
header-y += libc-compat.h
+header-y += lirc.h
header-y += limits.h
header-y += llc.h
header-y += loop.h
header-y += virtio_types.h
header-y += vm_sockets.h
header-y += vt.h
+ header-y += vtpm_proxy.h
header-y += wait.h
header-y += wanrouter.h
header-y += watchdog.h
skb = dccp_make_response(sk, dst, req);
if (skb != NULL) {
struct dccp_hdr *dh = dccp_hdr(skb);
+ struct ipv6_txoptions *opt;
dh->dccph_checksum = dccp_v6_csum_finish(skb,
&ireq->ir_v6_loc_addr,
&ireq->ir_v6_rmt_addr);
fl6.daddr = ireq->ir_v6_rmt_addr;
rcu_read_lock();
- err = ip6_xmit(sk, skb, &fl6, rcu_dereference(np->opt),
- np->tclass);
+ opt = ireq->ipv6_opt;
+ if (!opt)
+ opt = rcu_dereference(np->opt);
+ err = ip6_xmit(sk, skb, &fl6, opt, np->tclass);
rcu_read_unlock();
err = net_xmit_eval(err);
}
static void dccp_v6_reqsk_destructor(struct request_sock *req)
{
dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
+ kfree(inet_rsk(req)->ipv6_opt);
kfree_skb(inet_rsk(req)->pktopts);
}
* Yes, keeping reference count would be much more clever, but we make
* one more one thing there: reattach optmem to newsk.
*/
- opt = rcu_dereference(np->opt);
+ opt = ireq->ipv6_opt;
+ if (!opt)
+ opt = rcu_dereference(np->opt);
if (opt) {
opt = ipv6_dup_options(newsk, opt);
RCU_INIT_POINTER(newnp->opt, opt);
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
- return sk_receive_skb(sk, skb, 1) ? -1 : 0;
+ return __sk_receive_skb(sk, skb, 1, dh->dccph_doff * 4) ? -1 : 0;
no_dccp_socket:
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb))
EXPORT_SYMBOL(sysctl_tcp_adv_win_scale);
/* rfc5961 challenge ack rate limiting */
-int sysctl_tcp_challenge_ack_limit = 100;
+int sysctl_tcp_challenge_ack_limit = 1000;
int sysctl_tcp_stdurg __read_mostly;
int sysctl_tcp_rfc1337 __read_mostly;
long ca_rtt_us = -1L;
struct sk_buff *skb;
u32 pkts_acked = 0;
+ u32 last_in_flight = 0;
bool rtt_update;
int flag = 0;
if (!first_ackt.v64)
first_ackt = last_ackt;
+ last_in_flight = TCP_SKB_CB(skb)->tx.in_flight;
reord = min(pkts_acked, reord);
if (!after(scb->end_seq, tp->high_seq))
flag |= FLAG_ORIG_SACK_ACKED;
if (icsk->icsk_ca_ops->pkts_acked) {
struct ack_sample sample = { .pkts_acked = pkts_acked,
- .rtt_us = ca_rtt_us };
+ .rtt_us = ca_rtt_us,
+ .in_flight = last_in_flight };
icsk->icsk_ca_ops->pkts_acked(sk, &sample);
}
return flag;
}
+static bool __tcp_oow_rate_limited(struct net *net, int mib_idx,
+ u32 *last_oow_ack_time)
+{
+ if (*last_oow_ack_time) {
+ s32 elapsed = (s32)(tcp_time_stamp - *last_oow_ack_time);
+
+ if (0 <= elapsed && elapsed < sysctl_tcp_invalid_ratelimit) {
+ NET_INC_STATS(net, mib_idx);
+ return true; /* rate-limited: don't send yet! */
+ }
+ }
+
+ *last_oow_ack_time = tcp_time_stamp;
+
+ return false; /* not rate-limited: go ahead, send dupack now! */
+}
+
/* Return true if we're currently rate-limiting out-of-window ACKs and
* thus shouldn't send a dupack right now. We rate-limit dupacks in
* response to out-of-window SYNs or ACKs to mitigate ACK loops or DoS
/* Data packets without SYNs are not likely part of an ACK loop. */
if ((TCP_SKB_CB(skb)->seq != TCP_SKB_CB(skb)->end_seq) &&
!tcp_hdr(skb)->syn)
- goto not_rate_limited;
-
- if (*last_oow_ack_time) {
- s32 elapsed = (s32)(tcp_time_stamp - *last_oow_ack_time);
-
- if (0 <= elapsed && elapsed < sysctl_tcp_invalid_ratelimit) {
- NET_INC_STATS(net, mib_idx);
- return true; /* rate-limited: don't send yet! */
- }
- }
-
- *last_oow_ack_time = tcp_time_stamp;
+ return false;
-not_rate_limited:
- return false; /* not rate-limited: go ahead, send dupack now! */
+ return __tcp_oow_rate_limited(net, mib_idx, last_oow_ack_time);
}
/* RFC 5961 7 [ACK Throttling] */
static u32 challenge_timestamp;
static unsigned int challenge_count;
struct tcp_sock *tp = tcp_sk(sk);
- u32 now;
+ u32 count, now;
/* First check our per-socket dupack rate limit. */
- if (tcp_oow_rate_limited(sock_net(sk), skb,
- LINUX_MIB_TCPACKSKIPPEDCHALLENGE,
- &tp->last_oow_ack_time))
+ if (__tcp_oow_rate_limited(sock_net(sk),
+ LINUX_MIB_TCPACKSKIPPEDCHALLENGE,
+ &tp->last_oow_ack_time))
return;
- /* Then check the check host-wide RFC 5961 rate limit. */
+ /* Then check host-wide RFC 5961 rate limit. */
now = jiffies / HZ;
if (now != challenge_timestamp) {
+ u32 half = (sysctl_tcp_challenge_ack_limit + 1) >> 1;
+
challenge_timestamp = now;
- challenge_count = 0;
+ WRITE_ONCE(challenge_count, half +
+ prandom_u32_max(sysctl_tcp_challenge_ack_limit));
}
- if (++challenge_count <= sysctl_tcp_challenge_ack_limit) {
+ count = READ_ONCE(challenge_count);
+ if (count > 0) {
+ WRITE_ONCE(challenge_count, count - 1);
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPCHALLENGEACK);
tcp_send_ack(sk);
}
const struct tcphdr *th, int syn_inerr)
{
struct tcp_sock *tp = tcp_sk(sk);
+ bool rst_seq_match = false;
/* RFC1323: H1. Apply PAWS check first. */
if (tcp_fast_parse_options(skb, th, tp) && tp->rx_opt.saw_tstamp &&
/* Step 2: check RST bit */
if (th->rst) {
- /* RFC 5961 3.2 :
- * If sequence number exactly matches RCV.NXT, then
+ /* RFC 5961 3.2 (extend to match against SACK too if available):
+ * If seq num matches RCV.NXT or the right-most SACK block,
+ * then
* RESET the connection
* else
* Send a challenge ACK
*/
- if (TCP_SKB_CB(skb)->seq == tp->rcv_nxt)
+ if (TCP_SKB_CB(skb)->seq == tp->rcv_nxt) {
+ rst_seq_match = true;
+ } else if (tcp_is_sack(tp) && tp->rx_opt.num_sacks > 0) {
+ struct tcp_sack_block *sp = &tp->selective_acks[0];
+ int max_sack = sp[0].end_seq;
+ int this_sack;
+
+ for (this_sack = 1; this_sack < tp->rx_opt.num_sacks;
+ ++this_sack) {
+ max_sack = after(sp[this_sack].end_seq,
+ max_sack) ?
+ sp[this_sack].end_seq : max_sack;
+ }
+
+ if (TCP_SKB_CB(skb)->seq == max_sack)
+ rst_seq_match = true;
+ }
+
+ if (rst_seq_match)
tcp_reset(sk);
else
tcp_send_challenge_ack(sk, skb);
kmemcheck_annotate_bitfield(ireq, flags);
ireq->opt = NULL;
+ #if IS_ENABLED(CONFIG_IPV6)
+ ireq->pktopts = NULL;
+ #endif
atomic64_set(&ireq->ir_cookie, 0);
ireq->ireq_state = TCP_NEW_SYN_RECV;
write_pnet(&ireq->ireq_net, sock_net(sk_listener));
#ifdef CONFIG_IPV6_TUNNEL
#include <net/ip6_tunnel.h>
#endif
+ #include <net/calipso.h>
#include <asm/uaccess.h>
#include <linux/mroute6.h>
module_param_named(autoconf, ipv6_defaults.autoconf, int, 0444);
MODULE_PARM_DESC(autoconf, "Enable IPv6 address autoconfiguration on all interfaces");
+bool ipv6_mod_enabled(void)
+{
+ return disable_ipv6_mod == 0;
+}
+EXPORT_SYMBOL_GPL(ipv6_mod_enabled);
+
static __inline__ struct ipv6_pinfo *inet6_sk_generic(struct sock *sk)
{
const int offset = sk->sk_prot->obj_size - sizeof(struct ipv6_pinfo);
if (err)
goto pingv6_fail;
+ err = calipso_init();
+ if (err)
+ goto calipso_fail;
+
#ifdef CONFIG_SYSCTL
err = ipv6_sysctl_register();
if (err)
#ifdef CONFIG_SYSCTL
sysctl_fail:
- pingv6_exit();
+ calipso_exit();
#endif
+ calipso_fail:
+ pingv6_exit();
pingv6_fail:
ipv6_packet_cleanup();
ipv6_packet_fail:
{
struct inet_request_sock *ireq = inet_rsk(req);
struct ipv6_pinfo *np = inet6_sk(sk);
+ struct ipv6_txoptions *opt;
struct flowi6 *fl6 = &fl->u.ip6;
struct sk_buff *skb;
int err = -ENOMEM;
fl6->flowlabel = ip6_flowlabel(ipv6_hdr(ireq->pktopts));
rcu_read_lock();
- err = ip6_xmit(sk, skb, fl6, rcu_dereference(np->opt),
- np->tclass);
+ opt = ireq->ipv6_opt;
+ if (!opt)
+ opt = rcu_dereference(np->opt);
+ err = ip6_xmit(sk, skb, fl6, opt, np->tclass);
rcu_read_unlock();
err = net_xmit_eval(err);
}
static void tcp_v6_reqsk_destructor(struct request_sock *req)
{
+ kfree(inet_rsk(req)->ipv6_opt);
kfree_skb(inet_rsk(req)->pktopts);
}
AF_INET6, cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);
}
-static int tcp_v6_md5_hash_pseudoheader(struct tcp_md5sig_pool *hp,
- const struct in6_addr *daddr,
- const struct in6_addr *saddr, int nbytes)
+static int tcp_v6_md5_hash_headers(struct tcp_md5sig_pool *hp,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ const struct tcphdr *th, int nbytes)
{
struct tcp6_pseudohdr *bp;
struct scatterlist sg;
+ struct tcphdr *_th;
- bp = &hp->md5_blk.ip6;
+ bp = hp->scratch;
/* 1. TCP pseudo-header (RFC2460) */
bp->saddr = *saddr;
bp->daddr = *daddr;
bp->protocol = cpu_to_be32(IPPROTO_TCP);
bp->len = cpu_to_be32(nbytes);
- sg_init_one(&sg, bp, sizeof(*bp));
- ahash_request_set_crypt(hp->md5_req, &sg, NULL, sizeof(*bp));
+ _th = (struct tcphdr *)(bp + 1);
+ memcpy(_th, th, sizeof(*th));
+ _th->check = 0;
+
+ sg_init_one(&sg, bp, sizeof(*bp) + sizeof(*th));
+ ahash_request_set_crypt(hp->md5_req, &sg, NULL,
+ sizeof(*bp) + sizeof(*th));
return crypto_ahash_update(hp->md5_req);
}
-static int tcp_v6_md5_hash_hdr(char *md5_hash, struct tcp_md5sig_key *key,
+static int tcp_v6_md5_hash_hdr(char *md5_hash, const struct tcp_md5sig_key *key,
const struct in6_addr *daddr, struct in6_addr *saddr,
const struct tcphdr *th)
{
if (crypto_ahash_init(req))
goto clear_hash;
- if (tcp_v6_md5_hash_pseudoheader(hp, daddr, saddr, th->doff << 2))
- goto clear_hash;
- if (tcp_md5_hash_header(hp, th))
+ if (tcp_v6_md5_hash_headers(hp, daddr, saddr, th, th->doff << 2))
goto clear_hash;
if (tcp_md5_hash_key(hp, key))
goto clear_hash;
if (crypto_ahash_init(req))
goto clear_hash;
- if (tcp_v6_md5_hash_pseudoheader(hp, daddr, saddr, skb->len))
- goto clear_hash;
- if (tcp_md5_hash_header(hp, th))
+ if (tcp_v6_md5_hash_headers(hp, daddr, saddr, th, skb->len))
goto clear_hash;
if (tcp_md5_hash_skb_data(hp, skb, th->doff << 2))
goto clear_hash;
static void tcp_v6_send_response(const struct sock *sk, struct sk_buff *skb, u32 seq,
u32 ack, u32 win, u32 tsval, u32 tsecr,
int oif, struct tcp_md5sig_key *key, int rst,
- u8 tclass, u32 label)
+ u8 tclass, __be32 label)
{
const struct tcphdr *th = tcp_hdr(skb);
struct tcphdr *t1;
static void tcp_v6_send_ack(const struct sock *sk, struct sk_buff *skb, u32 seq,
u32 ack, u32 win, u32 tsval, u32 tsecr, int oif,
struct tcp_md5sig_key *key, u8 tclass,
- u32 label)
+ __be32 label)
{
tcp_v6_send_response(sk, skb, seq, ack, win, tsval, tsecr, oif, key, 0,
tclass, label);
but we make one more one thing there: reattach optmem
to newsk.
*/
- opt = rcu_dereference(np->opt);
+ opt = ireq->ipv6_opt;
+ if (!opt)
+ opt = rcu_dereference(np->opt);
if (opt) {
opt = ipv6_dup_options(newsk, opt);
RCU_INIT_POINTER(newnp->opt, opt);
destp = ntohs(inet->inet_dport);
srcp = ntohs(inet->inet_sport);
- if (icsk->icsk_pending == ICSK_TIME_RETRANS) {
+ if (icsk->icsk_pending == ICSK_TIME_RETRANS ||
+ icsk->icsk_pending == ICSK_TIME_EARLY_RETRANS ||
+ icsk->icsk_pending == ICSK_TIME_LOSS_PROBE) {
timer_active = 1;
timer_expires = icsk->icsk_timeout;
} else if (icsk->icsk_pending == ICSK_TIME_PROBE0) {
#include <linux/skbuff.h>
#include <linux/init.h>
#include <linux/poll.h>
+ #include <linux/security.h>
#include <net/sock.h>
#include <asm/ebcdic.h>
#include <asm/cpcmd.h>
static void iucv_sock_init(struct sock *sk, struct sock *parent)
{
- if (parent)
+ if (parent) {
sk->sk_type = parent->sk_type;
+ security_sk_clone(parent, sk);
+ }
}
static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio, int kern)
{
struct sock *sk = sock->sk;
struct iucv_sock *iucv = iucv_sk(sk);
+ size_t headroom, linear;
struct sk_buff *skb;
struct iucv_message txmsg = {0};
struct cmsghdr *cmsg;
* this is fine for SOCK_SEQPACKET (unless we want to support
* segmented records using the MSG_EOR flag), but
* for SOCK_STREAM we might want to improve it in future */
- if (iucv->transport == AF_IUCV_TRANS_HIPER)
- skb = sock_alloc_send_skb(sk,
- len + sizeof(struct af_iucv_trans_hdr) + ETH_HLEN,
- noblock, &err);
- else
- skb = sock_alloc_send_skb(sk, len, noblock, &err);
+ headroom = (iucv->transport == AF_IUCV_TRANS_HIPER)
+ ? sizeof(struct af_iucv_trans_hdr) + ETH_HLEN : 0;
+ if (headroom + len < PAGE_SIZE) {
+ linear = len;
+ } else {
+ /* In nonlinear "classic" iucv skb,
+ * reserve space for iucv_array
+ */
+ if (iucv->transport != AF_IUCV_TRANS_HIPER)
+ headroom += sizeof(struct iucv_array) *
+ (MAX_SKB_FRAGS + 1);
+ linear = PAGE_SIZE - headroom;
+ }
+ skb = sock_alloc_send_pskb(sk, headroom + linear, len - linear,
+ noblock, &err, 0);
if (!skb)
goto out;
- if (iucv->transport == AF_IUCV_TRANS_HIPER)
- skb_reserve(skb, sizeof(struct af_iucv_trans_hdr) + ETH_HLEN);
- if (memcpy_from_msg(skb_put(skb, len), msg, len)) {
- err = -EFAULT;
+ if (headroom)
+ skb_reserve(skb, headroom);
+ skb_put(skb, linear);
+ skb->len = len;
+ skb->data_len = len - linear;
+ err = skb_copy_datagram_from_iter(skb, 0, &msg->msg_iter, len);
+ if (err)
goto fail;
- }
/* wait if outstanding messages for iucv path has reached */
timeo = sock_sndtimeo(sk, noblock);
atomic_dec(&iucv->msg_sent);
goto fail;
}
- goto release;
- }
- skb_queue_tail(&iucv->send_skb_q, skb);
-
- if (((iucv->path->flags & IUCV_IPRMDATA) & iucv->flags)
- && skb->len <= 7) {
- err = iucv_send_iprm(iucv->path, &txmsg, skb);
+ } else { /* Classic VM IUCV transport */
+ skb_queue_tail(&iucv->send_skb_q, skb);
+
+ if (((iucv->path->flags & IUCV_IPRMDATA) & iucv->flags) &&
+ skb->len <= 7) {
+ err = iucv_send_iprm(iucv->path, &txmsg, skb);
+
+ /* on success: there is no message_complete callback */
+ /* for an IPRMDATA msg; remove skb from send queue */
+ if (err == 0) {
+ skb_unlink(skb, &iucv->send_skb_q);
+ kfree_skb(skb);
+ }
- /* on success: there is no message_complete callback
- * for an IPRMDATA msg; remove skb from send queue */
- if (err == 0) {
- skb_unlink(skb, &iucv->send_skb_q);
- kfree_skb(skb);
+ /* this error should never happen since the */
+ /* IUCV_IPRMDATA path flag is set... sever path */
+ if (err == 0x15) {
+ pr_iucv->path_sever(iucv->path, NULL);
+ skb_unlink(skb, &iucv->send_skb_q);
+ err = -EPIPE;
+ goto fail;
+ }
+ } else if (skb_is_nonlinear(skb)) {
+ struct iucv_array *iba = (struct iucv_array *)skb->head;
+ int i;
+
+ /* skip iucv_array lying in the headroom */
+ iba[0].address = (u32)(addr_t)skb->data;
+ iba[0].length = (u32)skb_headlen(skb);
+ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+
+ iba[i + 1].address =
+ (u32)(addr_t)skb_frag_address(frag);
+ iba[i + 1].length = (u32)skb_frag_size(frag);
+ }
+ err = pr_iucv->message_send(iucv->path, &txmsg,
+ IUCV_IPBUFLST, 0,
+ (void *)iba, skb->len);
+ } else { /* non-IPRM Linear skb */
+ err = pr_iucv->message_send(iucv->path, &txmsg,
+ 0, 0, (void *)skb->data, skb->len);
}
-
- /* this error should never happen since the
- * IUCV_IPRMDATA path flag is set... sever path */
- if (err == 0x15) {
- pr_iucv->path_sever(iucv->path, NULL);
+ if (err) {
+ if (err == 3) {
+ user_id[8] = 0;
+ memcpy(user_id, iucv->dst_user_id, 8);
+ appl_id[8] = 0;
+ memcpy(appl_id, iucv->dst_name, 8);
+ pr_err(
+ "Application %s on z/VM guest %s exceeds message limit\n",
+ appl_id, user_id);
+ err = -EAGAIN;
+ } else {
+ err = -EPIPE;
+ }
skb_unlink(skb, &iucv->send_skb_q);
- err = -EPIPE;
goto fail;
}
- } else
- err = pr_iucv->message_send(iucv->path, &txmsg, 0, 0,
- (void *) skb->data, skb->len);
- if (err) {
- if (err == 3) {
- user_id[8] = 0;
- memcpy(user_id, iucv->dst_user_id, 8);
- appl_id[8] = 0;
- memcpy(appl_id, iucv->dst_name, 8);
- pr_err("Application %s on z/VM guest %s"
- " exceeds message limit\n",
- appl_id, user_id);
- err = -EAGAIN;
- } else
- err = -EPIPE;
- skb_unlink(skb, &iucv->send_skb_q);
- goto fail;
}
-release:
release_sock(sk);
return len;
return err;
}
-/* iucv_fragment_skb() - Fragment a single IUCV message into multiple skb's
- *
- * Locking: must be called with message_q.lock held
- */
-static int iucv_fragment_skb(struct sock *sk, struct sk_buff *skb, int len)
+static struct sk_buff *alloc_iucv_recv_skb(unsigned long len)
{
- int dataleft, size, copied = 0;
- struct sk_buff *nskb;
-
- dataleft = len;
- while (dataleft) {
- if (dataleft >= sk->sk_rcvbuf / 4)
- size = sk->sk_rcvbuf / 4;
- else
- size = dataleft;
-
- nskb = alloc_skb(size, GFP_ATOMIC | GFP_DMA);
- if (!nskb)
- return -ENOMEM;
-
- /* copy target class to control buffer of new skb */
- IUCV_SKB_CB(nskb)->class = IUCV_SKB_CB(skb)->class;
-
- /* copy data fragment */
- memcpy(nskb->data, skb->data + copied, size);
- copied += size;
- dataleft -= size;
-
- skb_reset_transport_header(nskb);
- skb_reset_network_header(nskb);
- nskb->len = size;
+ size_t headroom, linear;
+ struct sk_buff *skb;
+ int err;
- skb_queue_tail(&iucv_sk(sk)->backlog_skb_q, nskb);
+ if (len < PAGE_SIZE) {
+ headroom = 0;
+ linear = len;
+ } else {
+ headroom = sizeof(struct iucv_array) * (MAX_SKB_FRAGS + 1);
+ linear = PAGE_SIZE - headroom;
}
-
- return 0;
+ skb = alloc_skb_with_frags(headroom + linear, len - linear,
+ 0, &err, GFP_ATOMIC | GFP_DMA);
+ WARN_ONCE(!skb,
+ "alloc of recv iucv skb len=%lu failed with errcode=%d\n",
+ len, err);
+ if (skb) {
+ if (headroom)
+ skb_reserve(skb, headroom);
+ skb_put(skb, linear);
+ skb->len = len;
+ skb->data_len = len - linear;
+ }
+ return skb;
}
/* iucv_process_message() - Receive a single outstanding IUCV message
skb->len = 0;
}
} else {
- rc = pr_iucv->message_receive(path, msg,
+ if (skb_is_nonlinear(skb)) {
+ struct iucv_array *iba = (struct iucv_array *)skb->head;
+ int i;
+
+ iba[0].address = (u32)(addr_t)skb->data;
+ iba[0].length = (u32)skb_headlen(skb);
+ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+
+ iba[i + 1].address =
+ (u32)(addr_t)skb_frag_address(frag);
+ iba[i + 1].length = (u32)skb_frag_size(frag);
+ }
+ rc = pr_iucv->message_receive(path, msg,
+ IUCV_IPBUFLST,
+ (void *)iba, len, NULL);
+ } else {
+ rc = pr_iucv->message_receive(path, msg,
msg->flags & IUCV_IPRMDATA,
skb->data, len, NULL);
+ }
if (rc) {
kfree_skb(skb);
return;
}
- /* we need to fragment iucv messages for SOCK_STREAM only;
- * for SOCK_SEQPACKET, it is only relevant if we support
- * record segmentation using MSG_EOR (see also recvmsg()) */
- if (sk->sk_type == SOCK_STREAM &&
- skb->truesize >= sk->sk_rcvbuf / 4) {
- rc = iucv_fragment_skb(sk, skb, len);
- kfree_skb(skb);
- skb = NULL;
- if (rc) {
- pr_iucv->path_sever(path, NULL);
- return;
- }
- skb = skb_dequeue(&iucv_sk(sk)->backlog_skb_q);
- } else {
- skb_reset_transport_header(skb);
- skb_reset_network_header(skb);
- skb->len = len;
- }
+ WARN_ON_ONCE(skb->len != len);
}
IUCV_SKB_CB(skb)->offset = 0;
struct sock_msg_q *p, *n;
list_for_each_entry_safe(p, n, &iucv->message_q.list, list) {
- skb = alloc_skb(iucv_msg_length(&p->msg), GFP_ATOMIC | GFP_DMA);
+ skb = alloc_iucv_recv_skb(iucv_msg_length(&p->msg));
if (!skb)
break;
iucv_process_message(sk, skb, p->path, &p->msg);
if (len > sk->sk_rcvbuf)
goto save_message;
- skb = alloc_skb(iucv_msg_length(msg), GFP_ATOMIC | GFP_DMA);
+ skb = alloc_iucv_recv_skb(iucv_msg_length(msg));
if (!skb)
goto save_message;
help
This build trace event example modules.
+config SAMPLE_TRACE_PRINTK
+ tristate "Build trace_printk module - tests various trace_printk formats"
+ depends on EVENT_TRACING && m
+ help
+ This builds a module that calls trace_printk() and can be used to
+ test various trace_printk() calls from a module.
+
config SAMPLE_KOBJECT
tristate "Build kobject examples -- loadable modules only"
depends on m
with it.
See also Documentation/connector/connector.txt
+ config SAMPLE_SECCOMP
+ tristate "Build seccomp sample code -- loadable modules only"
+ depends on SECCOMP_FILTER && m
+ help
+ Build samples of seccomp filters using various methods of
+ BPF filter construction.
+
endif # SAMPLES
goto out;
}
}
+
+ /*
+ * If this is a user namespace mount, no contexts are allowed
+ * on the command line and security labels must be ignored.
+ */
+ if (sb->s_user_ns != &init_user_ns) {
+ if (context_sid || fscontext_sid || rootcontext_sid ||
+ defcontext_sid) {
+ rc = -EACCES;
+ goto out;
+ }
+ if (sbsec->behavior == SECURITY_FS_USE_XATTR) {
+ sbsec->behavior = SECURITY_FS_USE_MNTPOINT;
+ rc = security_transition_sid(current_sid(), current_sid(),
+ SECCLASS_FILE, NULL,
+ &sbsec->mntpoint_sid);
+ if (rc)
+ goto out;
+ }
+ goto out_set_opts;
+ }
+
/* sets the context of the superblock for the fs being mounted. */
if (fscontext_sid) {
rc = may_context_mount_sb_relabel(fscontext_sid, sbsec, cred);
sbsec->def_sid = defcontext_sid;
}
+out_set_opts:
rc = sb_finish_set_opts(sb);
out:
mutex_unlock(&sbsec->lock);
const struct task_security_struct *new_tsec)
{
int nnp = (bprm->unsafe & LSM_UNSAFE_NO_NEW_PRIVS);
- int nosuid = (bprm->file->f_path.mnt->mnt_flags & MNT_NOSUID);
+ int nosuid = !mnt_may_suid(bprm->file->f_path.mnt);
int rc;
if (!nnp && !nosuid)
err = selinux_inet_sys_rcv_skb(sock_net(sk), skb->skb_iif,
addrp, family, peer_sid, &ad);
if (err) {
- selinux_netlbl_err(skb, err, 0);
+ selinux_netlbl_err(skb, family, err, 0);
return err;
}
err = avc_has_perm(sk_sid, peer_sid, SECCLASS_PEER,
PEER__RECV, &ad);
if (err) {
- selinux_netlbl_err(skb, err, 0);
+ selinux_netlbl_err(skb, family, err, 0);
return err;
}
}
err = selinux_inet_sys_rcv_skb(dev_net(indev), indev->ifindex,
addrp, family, peer_sid, &ad);
if (err) {
- selinux_netlbl_err(skb, err, 1);
+ selinux_netlbl_err(skb, family, err, 1);
return NF_DROP;
}
}
return selinux_ip_output(skb, PF_INET);
}
+ #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ static unsigned int selinux_ipv6_output(void *priv,
+ struct sk_buff *skb,
+ const struct nf_hook_state *state)
+ {
+ return selinux_ip_output(skb, PF_INET6);
+ }
+ #endif /* IPV6 */
+
static unsigned int selinux_ip_postroute_compat(struct sk_buff *skb,
int ifindex,
u16 family)
.hooknum = NF_INET_FORWARD,
.priority = NF_IP6_PRI_SELINUX_FIRST,
},
+ {
+ .hook = selinux_ipv6_output,
+ .pf = NFPROTO_IPV6,
+ .hooknum = NF_INET_LOCAL_OUT,
+ .priority = NF_IP6_PRI_SELINUX_FIRST,
+ },
#endif /* IPV6 */
};
sbsp->smk_floor = &smack_known_floor;
sbsp->smk_hat = &smack_known_hat;
/*
- * smk_initialized will be zero from kzalloc.
+ * SMK_SB_INITIALIZED will be zero from kzalloc.
*/
sb->s_security = sbsp;
int num_opts = opts->num_mnt_opts;
int transmute = 0;
- if (sp->smk_initialized)
+ if (sp->smk_flags & SMK_SB_INITIALIZED)
return 0;
- sp->smk_initialized = 1;
+ sp->smk_flags |= SMK_SB_INITIALIZED;
for (i = 0; i < num_opts; i++) {
switch (opts->mnt_opts_flags[i]) {
skp = smk_of_current();
sp->smk_root = skp;
sp->smk_default = skp;
+ /*
+ * For a handful of fs types with no user-controlled
+ * backing store it's okay to trust security labels
+ * in the filesystem. The rest are untrusted.
+ */
+ if (sb->s_user_ns != &init_user_ns &&
+ sb->s_magic != SYSFS_MAGIC && sb->s_magic != TMPFS_MAGIC &&
+ sb->s_magic != RAMFS_MAGIC) {
+ transmute = 1;
+ sp->smk_flags |= SMK_SB_UNTRUSTED;
+ }
}
/*
struct inode *inode = file_inode(bprm->file);
struct task_smack *bsp = bprm->cred->security;
struct inode_smack *isp;
+ struct superblock_smack *sbsp;
int rc;
if (bprm->cred_prepared)
if (isp->smk_task == NULL || isp->smk_task == bsp->smk_task)
return 0;
+ sbsp = inode->i_sb->s_security;
+ if ((sbsp->smk_flags & SMK_SB_UNTRUSTED) &&
+ isp->smk_task != sbsp->smk_root)
+ return 0;
+
if (bprm->unsafe & (LSM_UNSAFE_PTRACE | LSM_UNSAFE_PTRACE_CAP)) {
struct task_struct *tracer;
rc = 0;
*/
static int smack_inode_permission(struct inode *inode, int mask)
{
+ struct superblock_smack *sbsp = inode->i_sb->s_security;
struct smk_audit_info ad;
int no_block = mask & MAY_NOT_BLOCK;
int rc;
if (mask == 0)
return 0;
+ if (sbsp->smk_flags & SMK_SB_UNTRUSTED) {
+ if (smk_of_inode(inode) != sbsp->smk_root)
+ return -EACCES;
+ }
+
/* May be droppable after audit */
if (no_block)
return -ECHILD;
struct task_smack *tsp;
struct smack_known *okp;
struct inode_smack *isp;
+ struct superblock_smack *sbsp;
int may;
int mmay;
int tmay;
isp = file_inode(file)->i_security;
if (isp->smk_mmap == NULL)
return 0;
+ sbsp = file_inode(file)->i_sb->s_security;
+ if (sbsp->smk_flags & SMK_SB_UNTRUSTED &&
+ isp->smk_mmap != sbsp->smk_root)
+ return -EACCES;
mkp = isp->smk_mmap;
tsp = current_security();
struct smack_known *tkp = smk_of_task_struct(p);
int rc;
+ if (!sig)
+ return 0; /* null signal; existence test */
+
smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_TASK);
smk_ad_setfield_u_tsk(&ad, p);
/*
rc = smk_bu_note("IPv4 delivery", skp, ssp->smk_in,
MAY_WRITE, rc);
if (rc != 0)
- netlbl_skbuff_err(skb, rc, 0);
+ netlbl_skbuff_err(skb, sk->sk_family, rc, 0);
break;
#if IS_ENABLED(CONFIG_IPV6)
case PF_INET6:
git.samba.org / sfrench / cifs-2.6.git / commitdiff