Merge branch 'core/topology' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[sfrench/cifs-2.6.git] / block / Kconfig

diff --git a/block/Kconfig b/block/Kconfig
index 3e97f2bc446f367fb8a3ffd28972d20a4176564f..1ab7c15c8d7a58bc2df639a759a0b719bb2c25da 100644 (file)
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -81,6 +81,18 @@ config BLK_DEV_BSG
 
          If unsure, say N.
 
+config BLK_DEV_INTEGRITY
+       bool "Block layer data integrity support"
+       ---help---
+       Some storage devices allow extra information to be
+       stored/retrieved to help protect the data.  The block layer
+       data integrity option provides hooks which can be used by
+       filesystems to ensure better data integrity.
+
+       Say yes here if you have a storage device that provides the
+       T10/SCSI Data Integrity Field or the T13/ATA External Path
+       Protection.  If in doubt, say N.
+
 endif # BLOCK
 
 config BLOCK_COMPAT