dm verity: add ignore_zero_blocks feature
authorSami Tolvanen <samitolvanen@google.com>
Thu, 3 Dec 2015 14:26:31 +0000 (14:26 +0000)
committerMike Snitzer <snitzer@redhat.com>
Thu, 10 Dec 2015 15:39:03 +0000 (10:39 -0500)
commit0cc37c2df4fa0aa702f9662edce4b7ce12c86b7a
treece34d33da52e65c3907034f294af01f7dd96ad0b
parenta739ff3f543afbb4a041c16cd0182c8e8d366e70
dm verity: add ignore_zero_blocks feature

If ignore_zero_blocks is enabled dm-verity will return zeroes for blocks
matching a zero hash without validating the content.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Documentation/device-mapper/verity.txt
drivers/md/dm-verity-fec.c
drivers/md/dm-verity-target.c
drivers/md/dm-verity.h