diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
| commit | b4b7ff4b08e691656c9d77c758fc355833128ac0 (patch) | |
| tree | 82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /drivers/md/dm-delay.c | |
| parent | 35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff) | |
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'drivers/md/dm-delay.c')
| -rw-r--r-- | drivers/md/dm-delay.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index b34f6e272..b4c356a21 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) @@ -132,7 +133,7 @@ static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv) int ret; if (argc != 3 && argc != 6) { - ti->error = "requires exactly 3 or 6 arguments"; + ti->error = "Requires exactly 3 or 6 arguments"; return -EINVAL; } @@ -237,7 +238,7 @@ static int delay_bio(struct delay_c *dc, int delay, struct bio *bio) unsigned long expires = 0; if (!delay || !atomic_read(&dc->may_delay)) - return 1; + return DM_MAPIO_REMAPPED; delayed = dm_per_bio_data(bio, sizeof(struct dm_delay_info)); @@ -257,7 +258,7 @@ static int delay_bio(struct delay_c *dc, int delay, struct bio *bio) queue_timeout(dc, expires); - return 0; + return DM_MAPIO_SUBMITTED; } static void delay_presuspend(struct dm_target *ti) |