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Signed-off-by: LongPing Wei --- Documentation/admin-guide/device-mapper/verity.rst | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/Documentation/admin-guide/device-mapper/verity.rst b/Documentation/admin-guide/device-mapper/verity.rst index cda958a517c6..9382343c99d2 100644 --- a/Documentation/admin-guide/device-mapper/verity.rst +++ b/Documentation/admin-guide/device-mapper/verity.rst @@ -151,10 +151,11 @@ root_hash_sig_key_desc 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. The size limits could be - configured via /sys/module/dm_verity/parameters/use_bh_bytes. The four - parameters correspond to limits for IOPRIO_CLASS_NONE,IOPRIO_CLASS_RT, + If verity hashes are in cache and the IO size does not exceed the limit, + verify data blocks in bottom half instead of workqueue. This option can + reduce IO latency. The size limits can be configured via + /sys/module/dm_verity/parameters/use_bh_bytes. The four parameters + correspond to limits for IOPRIO_CLASS_NONE,IOPRIO_CLASS_RT, IOPRIO_CLASS_BE and IOPRIO_CLASS_IDLE in turn. For example: ,,,