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authorMilan Broz <gmazyland@gmail.com>2022-09-27 20:42:26 +0200
committerMike Snitzer <snitzer@kernel.org>2022-10-18 17:17:48 -0400
commitdc3efedf9f7b802d0817183020ed01cb0c120fe8 (patch)
tree87a8110158566a3aea0376f96dbb4416d03c2a4d /Documentation
parent48d1a964dca532698bc67ac71c04df7908815de1 (diff)
dm verity: Add documentation for try_verify_in_tasklet option
Add documentation that was missing from commit 5721d4e5a9cd ("dm verity: Add optional "try_verify_in_tasklet" feature"). Signed-off-by: Milan Broz <gmazyland@gmail.com> Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/admin-guide/device-mapper/verity.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/admin-guide/device-mapper/verity.rst b/Documentation/admin-guide/device-mapper/verity.rst
index 1a6b91368e59..a65c1602cb23 100644
--- a/Documentation/admin-guide/device-mapper/verity.rst
+++ b/Documentation/admin-guide/device-mapper/verity.rst
@@ -141,6 +141,10 @@ root_hash_sig_key_desc <key_description>
also gain new certificates at run time if they are signed by a certificate
already in the secondary trusted keyring.
+try_verify_in_tasklet
+ If verity hashes are in cache, verify data blocks in kernel tasklet instead
+ of workqueue. This option can reduce IO latency.
+
Theory of operation
===================