Message ID | 20231103084720.6886-2-adrian.hunter@intel.com (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | mmc: block: Fixes for CQE error recovery recovery | expand |
> > During CQE error recovery, error-free data commands get requeued if there > is any data left to transfer, but non-data commands are completed even > though they have not been processed. Requeue them instead. > > Note the only non-data command is cache flush, which would have resulted > in a cache flush being lost if it was queued at the time of CQE recovery. > > Fixes: 1e8e55b67030 ("mmc: block: Add CQE support") > Cc: stable@vger.kernel.org > Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Reviewed-by: Avri Altman <avri.altman@wdc.com> > --- > drivers/mmc/core/block.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index > 3a8f27c3e310..4a32b756b7d8 100644 > --- a/drivers/mmc/core/block.c > +++ b/drivers/mmc/core/block.c > @@ -1482,6 +1482,8 @@ static void mmc_blk_cqe_complete_rq(struct > mmc_queue *mq, struct request *req) > blk_mq_requeue_request(req, true); > else > __blk_mq_end_request(req, BLK_STS_OK); > + } else if (mq->in_recovery) { > + blk_mq_requeue_request(req, true); > } else { > blk_mq_end_request(req, BLK_STS_OK); > } > -- > 2.34.1
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 3a8f27c3e310..4a32b756b7d8 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1482,6 +1482,8 @@ static void mmc_blk_cqe_complete_rq(struct mmc_queue *mq, struct request *req) blk_mq_requeue_request(req, true); else __blk_mq_end_request(req, BLK_STS_OK); + } else if (mq->in_recovery) { + blk_mq_requeue_request(req, true); } else { blk_mq_end_request(req, BLK_STS_OK); }
During CQE error recovery, error-free data commands get requeued if there is any data left to transfer, but non-data commands are completed even though they have not been processed. Requeue them instead. Note the only non-data command is cache flush, which would have resulted in a cache flush being lost if it was queued at the time of CQE recovery. Fixes: 1e8e55b67030 ("mmc: block: Add CQE support") Cc: stable@vger.kernel.org Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- drivers/mmc/core/block.c | 2 ++ 1 file changed, 2 insertions(+)