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authorMike Snitzer <snitzer@redhat.com>2018-07-31 23:27:02 +0200
committerMike Snitzer <snitzer@redhat.com>2018-07-31 23:33:21 +0200
commit7209049d40dc37791ce0f3738965296f30e26044 (patch)
tree1e469739cfedec594032343f889bea5dab3fffb2 /drivers/md/dm-raid1.c
parentdm thin: include metadata_low_watermark threshold in pool status (diff)
downloadlinux-7209049d40dc37791ce0f3738965296f30e26044.tar.xz
linux-7209049d40dc37791ce0f3738965296f30e26044.zip
dm kcopyd: return void from dm_kcopyd_copy()
dm_kcopyd_copy() only ever returns 0 so there is no need for callers to account for possible failure. Same goes for dm_kcopyd_zero(). Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-raid1.c')
-rw-r--r--drivers/md/dm-raid1.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 5903e492bb34..79eab1071ec2 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -326,9 +326,8 @@ static void recovery_complete(int read_err, unsigned long write_err,
dm_rh_recovery_end(reg, !(read_err || write_err));
}
-static int recover(struct mirror_set *ms, struct dm_region *reg)
+static void recover(struct mirror_set *ms, struct dm_region *reg)
{
- int r;
unsigned i;
struct dm_io_region from, to[DM_KCOPYD_MAX_REGIONS], *dest;
struct mirror *m;
@@ -367,10 +366,8 @@ static int recover(struct mirror_set *ms, struct dm_region *reg)
if (!errors_handled(ms))
set_bit(DM_KCOPYD_IGNORE_ERROR, &flags);
- r = dm_kcopyd_copy(ms->kcopyd_client, &from, ms->nr_mirrors - 1, to,
- flags, recovery_complete, reg);
-
- return r;
+ dm_kcopyd_copy(ms->kcopyd_client, &from, ms->nr_mirrors - 1, to,
+ flags, recovery_complete, reg);
}
static void reset_ms_flags(struct mirror_set *ms)
@@ -388,7 +385,6 @@ static void do_recovery(struct mirror_set *ms)
{
struct dm_region *reg;
struct dm_dirty_log *log = dm_rh_dirty_log(ms->rh);
- int r;
/*
* Start quiescing some regions.
@@ -398,11 +394,8 @@ static void do_recovery(struct mirror_set *ms)
/*
* Copy any already quiesced regions.
*/
- while ((reg = dm_rh_recovery_start(ms->rh))) {
- r = recover(ms, reg);
- if (r)
- dm_rh_recovery_end(reg, 0);
- }
+ while ((reg = dm_rh_recovery_start(ms->rh)))
+ recover(ms, reg);
/*
* Update the in sync flag.