UPSTREAM: dm verity: add ignore_zero_blocks feature
authorSami Tolvanen <samitolvanen@google.com>
Thu, 3 Dec 2015 14:26:31 +0000 (14:26 +0000)
committerSami Tolvanen <samitolvanen@google.com>
Thu, 31 Mar 2016 16:12:15 +0000 (09:12 -0700)
commitf75998fe8443541f599455aba93871be1e124b9a
tree12071da86a48ff36b03d019af4082192382783d3
parent83c1827e5887c9288e4ecb7962c6dc63596ad922
UPSTREAM: 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.

Change-Id: I728fa4b2586b29f2793ea5cb014289892819d249
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
(cherry picked from commit 0cc37c2df4fa0aa702f9662edce4b7ce12c86b7a)
Documentation/device-mapper/verity.txt
drivers/md/dm-verity-fec.c
drivers/md/dm-verity-target.c
drivers/md/dm-verity.h