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[2/6] dm-delay: Update documentation for offsets (resend)

Message ID 1445974740-8362-2-git-send-email-kusumi.tomohiro@gmail.com (mailing list archive)
State Accepted, archived
Delegated to: Mike Snitzer
Headers show

Commit Message

Tomohiro Kusumi Oct. 27, 2015, 7:38 p.m. UTC 
Only delay params are mentioned in delay.txt.
Mention offsets just like documents for linear and flakey do.

Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@gmail.com>
---
 Documentation/device-mapper/delay.txt |    1 +
 drivers/md/dm-delay.c                 |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
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Patch

diff --git a/Documentation/device-mapper/delay.txt b/Documentation/device-mapper/delay.txt
index 15adc55..a07b592 100644
--- a/Documentation/device-mapper/delay.txt
+++ b/Documentation/device-mapper/delay.txt
@@ -8,6 +8,7 @@  Parameters:
     <device> <offset> <delay> [<write_device> <write_offset> <write_delay>]
 
 With separate write parameters, the first set is only used for reads.
+Offsets are specified in sectors.
 Delays are specified in milliseconds.
 
 Example scripts
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index e10f69a..772b720 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -122,6 +122,7 @@  static void flush_expired_bios(struct work_struct *work)
  *    <device> <offset> <delay> [<write_device> <write_offset> <write_delay>]
  *
  * With separate write parameters, the first set is only used for reads.
+ * Offsets are specified in sectors.
  * Delays are specified in milliseconds.
  */
 static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv)