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author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-05-13 17:37:32 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-05-13 17:37:32 -0700 |
commit | 046206bad0f6a886e1f890c5fcb106d596971c95 (patch) | |
tree | 81f4e61d8d7d32da1a446a073cadcdb270160e5d /drivers | |
parent | d4d58949a6eac1c45ab022562c8494725e1ac094 (diff) | |
parent | 1a7edd041f2d252f251523ba3f2eaead076a8f8d (diff) | |
download | linux-stable-046206bad0f6a886e1f890c5fcb106d596971c95.tar.gz linux-stable-046206bad0f6a886e1f890c5fcb106d596971c95.tar.bz2 linux-stable-046206bad0f6a886e1f890c5fcb106d596971c95.zip |
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fix from James Bottomley:
"A single small fix for the UFS driver to fix a power management
failure"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: ufs: core: Fix I/O hang that occurs when BKOPS fails in W-LUN suspend
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ufs/core/ufshcd.c | 10 |
1 files changed, 9 insertions, 1 deletions
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); |