From dc3efedf9f7b802d0817183020ed01cb0c120fe8 Mon Sep 17 00:00:00 2001 From: Milan Broz Date: Tue, 27 Sep 2022 20:42:26 +0200 Subject: 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 Signed-off-by: Mike Snitzer --- Documentation/admin-guide/device-mapper/verity.rst | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/admin-guide/device-mapper') 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 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 =================== -- cgit v1.2.3