From: Jaegeuk Kim Date: Tue, 17 Nov 2020 16:58:36 +0000 (-0800) Subject: scsi: ufs: Use WQ_HIGHPRI for gating work X-Git-Tag: v5.11-rc1~108^2~137 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e93e6e49fa31989b149c48526d4098b278205c8a;p=thirdparty%2Fkernel%2Flinux.git scsi: ufs: Use WQ_HIGHPRI for gating work Must have WQ_MEM_RECLAIM ``WQ_MEM_RECLAIM`` All workqueues which might be used in the memory reclaim paths **MUST** have this flag set. The wq is guaranteed to have at least one execution context regardless of memory pressure. Link: https://lore.kernel.org/r/20201117165839.1643377-5-jaegeuk@kernel.org Reviewed-by: Asutosh Das Signed-off-by: Jaegeuk Kim Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 439eef559dc51..c4400014d13df 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1878,7 +1878,7 @@ static void ufshcd_init_clk_gating(struct ufs_hba *hba) snprintf(wq_name, ARRAY_SIZE(wq_name), "ufs_clk_gating_%d", hba->host->host_no); hba->clk_gating.clk_gating_workq = alloc_ordered_workqueue(wq_name, - WQ_MEM_RECLAIM); + WQ_MEM_RECLAIM | WQ_HIGHPRI); hba->clk_gating.is_enabled = true;