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authorYu Kuai <yukuai3@huawei.com>2024-10-31 06:31:09 +0300
committerSong Liu <song@kernel.org>2024-11-06 03:08:38 +0300
commit50e8274855e7ab5499ff8296e09802874a3f03b1 (patch)
tree9b3edf52bae34cfb81e9615ab4321b8c18c5a4d5
parent4abfce19c7fb090c93e6677e26b2c709ca6f6fd8 (diff)
downloadlinux-50e8274855e7ab5499ff8296e09802874a3f03b1.tar.xz
md: don't wait faulty rdev in md_wait_for_blocked_rdev()
md_wait_for_blocked_rdev() is called for write IO while rdev is blocked, howerver, rdev can be faulty after choosing this rdev to write, and faulty rdev should never be accessed anymore, hence there is no point to wait for faulty rdev to be unblocked. Signed-off-by: Yu Kuai <yukuai3@huawei.com> Tested-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com> Link: https://lore.kernel.org/r/20241031033114.3845582-3-yukuai1@huaweicloud.com Signed-off-by: Song Liu <song@kernel.org>
-rw-r--r--drivers/md/md.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 179ee4afe937..b2a0e0a84309 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -9762,9 +9762,7 @@ EXPORT_SYMBOL(md_reap_sync_thread);
void md_wait_for_blocked_rdev(struct md_rdev *rdev, struct mddev *mddev)
{
sysfs_notify_dirent_safe(rdev->sysfs_state);
- wait_event_timeout(rdev->blocked_wait,
- !test_bit(Blocked, &rdev->flags) &&
- !test_bit(BlockedBadBlocks, &rdev->flags),
+ wait_event_timeout(rdev->blocked_wait, !rdev_blocked(rdev),
msecs_to_jiffies(5000));
rdev_dec_pending(rdev, mddev);
}