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authorVincent Whitchurch <[email protected]>2022-10-20 15:01:23 +0200
committerUlf Hansson <[email protected]>2022-10-24 19:14:17 +0200
commit028822b714bd3a159d65416c53f1549345b53d9e (patch)
tree39b63ad3629941b74923089a87a8b451a3bec795
parent9972e6b404884adae9eec7463e30d9b3c9a70b18 (diff)
mmc: core: Fix WRITE_ZEROES CQE handling
WRITE_ZEROES requests use TRIM, so mark them as needing to be issued synchronously even when a CQE is being used. Without this, mmc_blk_mq_issue_rq() triggers a WARN_ON_ONCE() and fails the request since we don't have any handling for issuing this asynchronously. Fixes: f7b6fc327327 ("mmc: core: Support zeroout using TRIM for eMMC") Reported-by: Jon Hunter <[email protected]> Tested-by: Jon Hunter <[email protected]> Signed-off-by: Vincent Whitchurch <[email protected]> Reviewed-by: Avri Altman <[email protected]> Cc: [email protected] Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Ulf Hansson <[email protected]>
-rw-r--r--drivers/mmc/core/queue.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c
index 86be55d7cf55..b396e3900717 100644
--- a/drivers/mmc/core/queue.c
+++ b/drivers/mmc/core/queue.c
@@ -48,6 +48,7 @@ static enum mmc_issue_type mmc_cqe_issue_type(struct mmc_host *host,
case REQ_OP_DRV_OUT:
case REQ_OP_DISCARD:
case REQ_OP_SECURE_ERASE:
+ case REQ_OP_WRITE_ZEROES:
return MMC_ISSUE_SYNC;
case REQ_OP_FLUSH:
return mmc_cqe_can_dcmd(host) ? MMC_ISSUE_DCMD : MMC_ISSUE_SYNC;