korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-09-22 12:44:11 +08:00
Code Issues Packages Projects Releases Wiki Activity

scsi: ufs: core: Add missing host_lock in ufshcd_vops_setup_xfer_req()

Browse Source 
This patch adds a host_lock which existed before on
ufshcd_vops_setup_xfer_req().

Link: https://lore.kernel.org/r/20210701005117.3846179-1-jaegeuk@kernel.org
Fixes: a45f937110 ("scsi: ufs: Optimize host lock on transfer requests send/compl paths")
Cc: Stanley Chu <stanley.chu@mediatek.com>
Cc: Can Guo <cang@codeaurora.org>
Cc: Bean Huo <beanhuo@micron.com>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Asutosh Das <asutoshd@codeaurora.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Jaegeuk Kim 2021-06-30 17:51:17 -07:00 committed by Martin K. Petersen
parent aa0dc6a733
commit 053c16ac89
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/scsi/ufs/ufshcd.h
View File

@ -1229,8 +1229,13 @@ static inline int ufshcd_vops_pwr_change_notify(struct ufs_hba *hba,
static inline void ufshcd_vops_setup_xfer_req(struct ufs_hba *hba, int tag,
bool is_scsi_cmd)
{
if (hba->vops && hba->vops->setup_xfer_req)
return hba->vops->setup_xfer_req(hba, tag, is_scsi_cmd);
if (hba->vops && hba->vops->setup_xfer_req) {
unsigned long flags;
spin_lock_irqsave(hba->host->host_lock, flags);
hba->vops->setup_xfer_req(hba, tag, is_scsi_cmd);
spin_unlock_irqrestore(hba->host->host_lock, flags);
}
}
static inline void ufshcd_vops_setup_task_mgmt(struct ufs_hba *hba,