Sorry, please ignore this change, it is wrongly sent out along with this
series...
On 2021-06-23 15:35, Can Guo wrote:
Commit 7a7e66c65d4148fc3f23b058405bc9f102414fcb ("scsi: ufs: Fix a race
condition between ufshcd_abort() and eh_work()") forgot to complete the
cmd, which takes an occupied lrb, before returning in queuecommand.
This
change adds the missing codes.
Fixes: 7a7e66c65d414 ("scsi: ufs: Fix a race condition between
ufshcd_abort() and eh_work()")
Signed-off-by: Can Guo <cang@xxxxxxxxxxxxxx>
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 5f837c4..7fbc63e 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -2758,6 +2758,16 @@ static int ufshcd_queuecommand(struct Scsi_Host
*host, struct scsi_cmnd *cmd)
goto out;
}
+ if (unlikely(test_bit(tag, &hba->outstanding_reqs))) {
+ if (hba->wlu_pm_op_in_progress) {
+ set_host_byte(cmd, DID_BAD_TARGET);
+ cmd->scsi_done(cmd);
+ } else {
+ err = SCSI_MLQUEUE_HOST_BUSY;
+ }
+ goto out;
+ }
+
hba->req_abort_count = 0;
err = ufshcd_hold(hba, true);
@@ -2768,15 +2778,6 @@ static int ufshcd_queuecommand(struct Scsi_Host
*host, struct scsi_cmnd *cmd)
WARN_ON(ufshcd_is_clkgating_allowed(hba) &&
(hba->clk_gating.state != CLKS_ON));
- if (unlikely(test_bit(tag, &hba->outstanding_reqs))) {
- if (hba->wlu_pm_op_in_progress)
- set_host_byte(cmd, DID_BAD_TARGET);
- else
- err = SCSI_MLQUEUE_HOST_BUSY;
- ufshcd_release(hba);
- goto out;
- }
-
lrbp = &hba->lrb[tag];
WARN_ON(lrbp->cmd);
lrbp->cmd = cmd;
