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-rw-r--r--Documentation/admin-guide/device-mapper/dm-crypt.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/admin-guide/device-mapper/dm-crypt.rst b/Documentation/admin-guide/device-mapper/dm-crypt.rst
index 8f4a3f889d43..40dc2df58cd5 100644
--- a/Documentation/admin-guide/device-mapper/dm-crypt.rst
+++ b/Documentation/admin-guide/device-mapper/dm-crypt.rst
@@ -121,6 +121,14 @@ submit_from_crypt_cpus
thread because it benefits CFQ to have writes submitted using the
same context.
+no_read_workqueue
+ Bypass dm-crypt internal workqueue and process read requests synchronously.
+
+no_write_workqueue
+ Bypass dm-crypt internal workqueue and process write requests synchronously.
+ This option is automatically enabled for host-managed zoned block devices
+ (e.g. host-managed SMR hard-disks).
+
integrity:<bytes>:<type>
The device requires additional <bytes> metadata per-sector stored
in per-bio integrity structure. This metadata must by provided