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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:43:31 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:43:31 +0000 |
| commit | 1327913aeadf5737e7ebf158f93632d6df2eba1d (patch) | |
| tree | 2ca5c2a3aa381788eca2580f72a2d5c60934b28a /drivers/md/raid5.c | |
| parent | Adding upstream version 4.19.260. (diff) | |
| download | linux-1327913aeadf5737e7ebf158f93632d6df2eba1d.tar.xz linux-1327913aeadf5737e7ebf158f93632d6df2eba1d.zip | |
Adding upstream version 4.19.269.upstream/4.19.269
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 6f04473f0..7fe0619c4 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -44,6 +44,7 @@ */ #include <linux/blkdev.h> +#include <linux/delay.h> #include <linux/kthread.h> #include <linux/raid/pq.h> #include <linux/async_tx.h> @@ -3723,7 +3724,7 @@ static void handle_stripe_fill(struct stripe_head *sh, * back cache (prexor with orig_page, and then xor with * page) in the read path */ - if (s->injournal && s->failed) { + if (s->to_read && s->injournal && s->failed) { if (test_bit(STRIPE_R5C_CACHING, &sh->state)) r5c_make_stripe_write_out(sh); goto out; @@ -6329,7 +6330,18 @@ static void raid5d(struct md_thread *thread) spin_unlock_irq(&conf->device_lock); md_check_recovery(mddev); spin_lock_irq(&conf->device_lock); + + /* + * Waiting on MD_SB_CHANGE_PENDING below may deadlock + * seeing md_check_recovery() is needed to clear + * the flag when using mdmon. + */ + continue; } + + wait_event_lock_irq(mddev->sb_wait, + !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags), + conf->device_lock); } pr_debug("%d stripes handled\n", handled); |