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s390/lpp: use assembler alternatives for the LPP instruction
2018-03-28 Martin Schwidefskys390/lpp: use assembler alternatives for the LPP instruction
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390/entry.S: use assembler alternatives
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390: add assembler macros for CPU alternatives
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390: add sysfs attributes for spectre
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390: report spectre mitigation via syslog
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390: add automatic detection of the spectre defense
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-28 Martin Schwidefskys390: move nobp parameter functions to nospec-branch.c
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-03-19 Martin SchwidefskyMerge tag 'vfio-ccw-20180305' of git://git.kernel.org...
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2018-02-22 Martin Schwidefskys390: do not bypass BPENTER for interrupt system calls
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-07 Martin Schwidefskys390: introduce execute-trampolines for branches
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-05 Martin Schwidefskys390: run user space and KVM guests with modified branch...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-05 Martin Schwidefskys390: add options to change branch prediction behaviour...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-05 Martin Schwidefskys390/alternative: use a copy of the facility bit mask
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-05 Martin Schwidefskys390: add optimized array_index_mask_nospec
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-05 Martin Schwidefskys390: scrub registers on kernel entry and KVM exit
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2018-02-01 Martin Schwidefskys390/mm: modify pmdp_invalidate to return old value.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-12-15 Martin Schwidefskys390: fix preemption race in disable_sacf_uaccess
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-12-05 Martin Schwidefskys390: Remove redudant license text
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-12-05 Martin Schwidefskys390: add a few more SPDX identifiers
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-28 Martin Schwidefskys390/gs: add compat regset for the guarded storage...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-24 Martin Schwidefskys390: revert ELF_ET_DYN_BASE base changes
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-24 Martin Schwidefskys390: sthyi: add SPDX identifiers to the remaining...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-24 Martin Schwidefskys390: fix alloc_pgste check in init_new_context again
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-14 Martin Schwidefskys390: remove all code using the access register mode
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-11-14 Martin Schwidefskys390/mm,kvm: improve detection of KVM guest faults
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-26 Martin Schwidefskys390/decompressor: remove informational messages
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-25 Martin Schwidefskys390/kvm: fix detection of guest machine checks
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-19 Martin Schwidefskys390/nmi: do register validation as early as possible
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-19 Martin Schwidefskys390/nmi: allocation of the extended save area
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-19 Martin Schwidefskys390/ctl_reg: move control register definitions to...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-19 Martin Schwidefskys390/ctl_reg: use decoding unions in update_cr_regs
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-19 Martin Schwidefskys390/nmi: use smp_emergency_stop instead of smp_send_stop
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-18 Martin Schwidefskys390/vdso: move boot_vdso_data to vdso.c
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-16 Martin SchwidefskyMerge tag 'vfio-ccw-20171016' of git://git.kernel.org...
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2017-10-16 Martin Schwidefskys390: update defconfig
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-10-09 Martin SchwidefskyMerge branch 'sthyi' into features
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2017-09-28 Martin Schwidefskys390/rwlock: introduce rwlock wait queueing
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-28 Martin Schwidefskys390/spinlock: introduce spinlock wait queueing
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-28 Martin Schwidefskys390/spinlock: use the cpu number +1 as spinlock value
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-28 Martin Schwidefskys390/topology: add detection of dedicated vs shared...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-06 Martin Schwidefskys390/mm: use a single lock for the fields in mm_context_t
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-06 Martin Schwidefskys390/mm: fix race on mm->context.flush_mm
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-06 Martin Schwidefskys390/mm: fix local TLB flushing vs. detach of an mm...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-09-06 Martin Schwidefskys390/mm: use VM_BUG_ON in crst_table_[upgrade|downgrade]
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-08-31 Martin SchwidefskyMerge tag 'vfio-ccw-20170724' of git://git.kernel.org...
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2017-08-31 Martin Schwidefskys390/mm: fix BUG_ON in crst_table_upgrade
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-08-31 Martin Schwidefskys390/mm: fork vs. 5 level page tabel
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-08-29 Martin Schwidefskys390/uaccess: avoid mvcos jump label
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-08-29 Martin Schwidefskys390/mm: use generic mm_hooks
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-26 Martin SchwidefskyMerge tag 'vfio-ccw-20170724' of git://git.kernel.org...
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2017-07-26 Martin Schwidefskys390/spinlock: add niai spinlock hints
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-26 Martin Schwidefskys390: add support for IBM z14 machines
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-26 Martin Schwidefskys390/time: add support for the TOD clock epoch extension
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-26 Martin Schwidefskys390/sclp: single increment assignment control
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-26 Martin SchwidefskyMerge branch 'tlb-flushing' into features
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2017-07-25 Martin Schwidefskys390/mm,kvm: use nodat PGSTE tag to optimize TLB flushing
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-25 Martin Schwidefskys390/mm: add guest ASCE TLB flush optimization
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-25 Martin Schwidefskys390/mm: add no-dat TLB flush optimization
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-07-25 Martin Schwidefskys390/mm: tag normal pages vs pages used in page tables
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-28 Martin SchwidefskyMerge tag 'nmiforkvm' of git://git.kernel.org/pub/scm...
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2017-06-22 Martin SchwidefskyKVM: s390: avoid packed attribute
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-13 Martin Schwidefskys390/fpu: export save_fpu_regs for all configs
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-13 Martin Schwidefskys390/kvm: avoid global config of vm.alloc_pgste=1
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-12 Martin Schwidefskys390/ptrace: guarded storage regset for the current...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-12 Martin Schwidefskys390/vdso: use _install_special_mapping to establish...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-12 Martin Schwidefskys390/cputime: simplify account_system_index_scaled
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-12 Martin Schwidefskys390/mm: implement 5 level pages tables
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-06-08 Martin Schwidefskys390: update defconfig
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-05-23 Martin SchwidefskyMerge tag 'vfio-ccw-20170522' of git://git.kernel.org...
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2017-05-03 Martin Schwidefskys390/cputime: fix incorrect system time
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-27 Martin SchwidefskyMerge branch 's390forkvm' of git://git.kernel.org/pub...
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2017-04-25 Martin Schwidefskys390/mm: simplify arch_get_unmapped_area[_topdown]
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-25 Martin Schwidefskys390/mm: make TASK_SIZE independent from the number...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-24 Martin SchwidefskyMerge tag 'vfio-ccw-20170413' of git://git.kernel.org...
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2017-04-21 Martin Schwidefskys390/gs: add regset for the guarded storage broadcast...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-12 Martin Schwidefskys390/spinlock: remove compare and delay instruction
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-12 Martin Schwidefskys390/spinlock: use atomic primitives for spinlocks
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-05 Martin Schwidefskys390/cpumf: simplify detection of guest samples
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-04-05 Martin Schwidefskys390: use 64-bit lctlg to load task pid to cr4 on context...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-31 Martin SchwidefskyMerge branch 'vfio-ccw-for-martin' of git://git.kernel...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-22 Martin SchwidefskyMerge branch 'guarded-storage' into 'features' to make...
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2017-03-22 Martin Schwidefskys390: add a system call for guarded storage
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390/timex: micro optimization for tod_to_ns
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390/cputime: provide archicture specific cputime_to_nsecs
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390/cputime: reset all accounting fields on fork
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390/cputime: remove last traces of cputime_t
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390: fix in-kernel program checks
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-03-01 Martin Schwidefskys390/crypt: fix missing unlock in ctr_paes_crypt on...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-24 Martin Schwidefskys390: TASK_SIZE for kernel threads
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-24 Martin Schwidefskys390/crypt: Add protected key AES module
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-20 Martin Schwidefskys390/syscall: fix single stepped system calls
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-08 Martin Schwidefskys390: add no-execute support
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-08 Martin Schwidefskys390: report new vector facilities
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-07 Martin Schwidefskys390/debug: make debug event time stamps relative to...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-02-07 Martin Schwidefskys390/topology: correct allocation of topology information
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-01-31 Martin Schwidefskys390: store breaking event address only for program...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-01-24 Martin Schwidefskys390/ptrace: Preserve previous registers for short...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2017-01-14 Martin Schwidefskysched/cputime, s390: Implement delayed accounting of...
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2016-12-20 Martin Schwidefskys390/vtime: correct system time accounting
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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2016-12-14 Martin Schwidefskys390/setup: reword printk messages
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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