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authorDavid Sterba <dsterba@suse.com>2017-06-15 16:20:43 +0200
committerDavid Sterba <dsterba@suse.com>2017-06-21 19:03:39 +0200
commit66b4993e95c17e0ee30f0d72f0d6e00e5c035a98 (patch)
treefce92b32f9f89db6d795c4f47646ba8775bfc57f /fs/btrfs
parent2980d5745fa0beeaab4c22e25bea4faa54f7d9f7 (diff)
btrfs: move dev stats accounting out of wait_dev_flush
We should really just wait in wait_dev_flush and let the caller decide what to do with the error value. Reviewed-by: Anand Jain <anand.jain@oracle.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/disk-io.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 917e29167580..b6758892874f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3512,7 +3512,6 @@ static void write_dev_flush(struct btrfs_device *device)
*/
static int wait_dev_flush(struct btrfs_device *device)
{
- int ret = 0;
struct bio *bio = device->flush_bio;
if (!device->flush_bio_sent)
@@ -3521,13 +3520,7 @@ static int wait_dev_flush(struct btrfs_device *device)
device->flush_bio_sent = 0;
wait_for_completion_io(&device->flush_wait);
- if (bio->bi_error) {
- ret = bio->bi_error;
- btrfs_dev_stat_inc_and_print(device,
- BTRFS_DEV_STAT_FLUSH_ERRS);
- }
-
- return ret;
+ return bio->bi_error;
}
static int check_barrier_error(struct btrfs_fs_devices *fsdevs)
@@ -3586,6 +3579,8 @@ static int barrier_all_devices(struct btrfs_fs_info *info)
ret = wait_dev_flush(dev);
if (ret) {
dev->last_flush_error = ret;
+ btrfs_dev_stat_inc_and_print(dev,
+ BTRFS_DEV_STAT_FLUSH_ERRS);
errors_wait++;
}
}