[GIT PULL] SCSI fixes for 6.4-rc1

[GIT PULL] SCSI fixes for 6.4-rc1

[James Bottomley]

Single small fix for the UFS driver to fix a power management failure.

The patch is available here:

git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git scsi-fixes

The short changelog is:

Keoseong Park (1):
      scsi: ufs: core: Fix I/O hang that occurs when BKOPS fails in W-LUN suspend

And the diffstat:

 drivers/ufs/core/ufshcd.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

With full diff below.

James

---

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 17d7bb875fee..45fd374fe56c 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -9459,8 +9459,16 @@ static int __ufshcd_wl_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 			 * that performance might be impacted.
 			 */
 			ret = ufshcd_urgent_bkops(hba);
-			if (ret)
+			if (ret) {
+				/*
+				 * If return err in suspend flow, IO will hang.
+				 * Trigger error handler and break suspend for
+				 * error recovery.
+				 */
+				ufshcd_force_error_recovery(hba);
+				ret = -EBUSY;
 				goto enable_scaling;
+			}
 		} else {
 			/* make sure that auto bkops is disabled */
 			ufshcd_disable_auto_bkops(hba);

Re: [GIT PULL] SCSI fixes for 6.4-rc1

[pr-tracker-bot]

The pull request you sent on Sat, 13 May 2023 19:24:24 -0400:

> git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git scsi-fixes

has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/046206bad0f6a886e1f890c5fcb106d596971c95

Thank you!

-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/prtracker.html