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authorMartin K. Petersen <martin.petersen@oracle.com>2014-09-26 19:20:07 -0400
committerJens Axboe <axboe@fb.com>2014-09-27 09:14:59 -0600
commit2341c2f8c33196d02cf5a721746eea4e3c06674a (patch)
treecd51e37c084f016ea05a253b7b9041866d2e12fb /block/Kconfig
parent4eaf99beadcefbf126fa05e66fb40fca999e09fd (diff)
block: Add T10 Protection Information functions
The T10 Protection Information format is also used by some devices that do not go through the SCSI layer (virtual block devices, NVMe). Relocate the relevant functions to a block layer library that can be used without involving SCSI. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/Kconfig')
-rw-r--r--block/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/Kconfig b/block/Kconfig
index 2429515c05c2..161491d0a879 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -77,6 +77,7 @@ config BLK_DEV_BSGLIB
config BLK_DEV_INTEGRITY
bool "Block layer data integrity support"
+ select CRC_T10DIF if BLK_DEV_INTEGRITY
---help---
Some storage devices allow extra information to be
stored/retrieved to help protect the data. The block layer