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zio_resume: log when unsuspending the pool (#16485)

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When reviewing logs after a failure, its useful to see where
unsuspend/resume was requested.


Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.

Signed-off-by: Rob Norris <[email protected]>
Reviewed-by: Alexander Motin <[email protected]>
Reviewed-by: Tony Hutter <[email protected]>
This commit is contained in:
Rob Norris authored and GitHub committed 2024-09-09 17:21:20 -07:00
1 parent 5c67820265
commit 8be2f4c3d2
1 file changed
+5 -1
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module/zfs/zio.c
+5 -1
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@@ -2553,7 +2553,7 @@ zio_suspend(spa_t *spa, zio_t *zio, zio_suspend_reason_t reason)
if (reason != ZIO_SUSPEND_MMP) {
cmn_err(CE_WARN, "Pool '%s' has encountered an uncorrectable "
"I/O failure and has been suspended.\n", spa_name(spa));
"I/O failure and has been suspended.", spa_name(spa));
}
(void) zfs_ereport_post(FM_EREPORT_ZFS_IO_FAILURE, spa, NULL,
@@ -2589,6 +2589,10 @@ zio_resume(spa_t *spa)
* Reexecute all previously suspended i/o.
*/
mutex_enter(&spa->spa_suspend_lock);
if (spa->spa_suspended != ZIO_SUSPEND_NONE)
cmn_err(CE_WARN, "Pool '%s' was suspended and is being "
"resumed. Failed I/O will be retried.",
spa_name(spa));
spa->spa_suspended = ZIO_SUSPEND_NONE;
cv_broadcast(&spa->spa_suspend_cv);
pio = spa->spa_suspend_zio_root;