From: Jaegeuk Kim <jaegeuk@kernel.org> To: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com Cc: Jaegeuk Kim <jaegeuk@google.com>, Alim Akhtar <alim.akhtar@samsung.com>, Avri Altman <avri.altman@wdc.com>, Can Guo <cang@codeaurora.org> Subject: [PATCH v2 3/5] scsi: ufs: use WQ_HIGHPRI for gating work Date: Tue, 20 Oct 2020 12:52:56 -0700 [thread overview] Message-ID: <20201020195258.2005605-4-jaegeuk@kernel.org> (raw) In-Reply-To: <20201020195258.2005605-1-jaegeuk@kernel.org> From: Jaegeuk Kim <jaegeuk@google.com> Must have WQ_MEM_RECLAIM ``WQ_MEM_RECLAIM`` All wq 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. Cc: Alim Akhtar <alim.akhtar@samsung.com> Cc: Avri Altman <avri.altman@wdc.com> Cc: Can Guo <cang@codeaurora.org> Signed-off-by: Jaegeuk Kim <jaegeuk@google.com> --- drivers/scsi/ufs/ufshcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index feb10ebf7a35..0858c0b55eac 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1867,7 +1867,7 @@ 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; -- 2.29.0.rc1.297.gfa9743e501-goog
WARNING: multiple messages have this Message-ID (diff)
From: Jaegeuk Kim <jaegeuk@kernel.org> To: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com Cc: Avri Altman <avri.altman@wdc.com>, Can Guo <cang@codeaurora.org>, Alim Akhtar <alim.akhtar@samsung.com>, Jaegeuk Kim <jaegeuk@google.com> Subject: [f2fs-dev] [PATCH v2 3/5] scsi: ufs: use WQ_HIGHPRI for gating work Date: Tue, 20 Oct 2020 12:52:56 -0700 [thread overview] Message-ID: <20201020195258.2005605-4-jaegeuk@kernel.org> (raw) In-Reply-To: <20201020195258.2005605-1-jaegeuk@kernel.org> From: Jaegeuk Kim <jaegeuk@google.com> Must have WQ_MEM_RECLAIM ``WQ_MEM_RECLAIM`` All wq 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. Cc: Alim Akhtar <alim.akhtar@samsung.com> Cc: Avri Altman <avri.altman@wdc.com> Cc: Can Guo <cang@codeaurora.org> Signed-off-by: Jaegeuk Kim <jaegeuk@google.com> --- drivers/scsi/ufs/ufshcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index feb10ebf7a35..0858c0b55eac 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1867,7 +1867,7 @@ 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; -- 2.29.0.rc1.297.gfa9743e501-goog _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
next prev parent reply other threads:[~2020-10-20 19:53 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-20 19:52 propose some UFS fixes Jaegeuk Kim 2020-10-20 19:52 ` [f2fs-dev] " Jaegeuk Kim 2020-10-20 19:52 ` [PATCH v2 1/5] scsi: ufs: atomic update for clkgating_enable Jaegeuk Kim 2020-10-20 19:52 ` [f2fs-dev] " Jaegeuk Kim 2020-10-21 2:05 ` Can Guo 2020-10-21 2:05 ` [f2fs-dev] " Can Guo 2020-10-21 4:41 ` jaegeuk 2020-10-21 4:41 ` [f2fs-dev] " jaegeuk 2020-10-20 19:52 ` [PATCH v2 2/5] scsi: ufs: clear UAC for FFU and RPMB LUNs Jaegeuk Kim 2020-10-20 19:52 ` [f2fs-dev] " Jaegeuk Kim 2020-10-20 19:52 ` Jaegeuk Kim [this message] 2020-10-20 19:52 ` [f2fs-dev] [PATCH v2 3/5] scsi: ufs: use WQ_HIGHPRI for gating work Jaegeuk Kim 2020-10-21 0:57 ` Can Guo 2020-10-21 0:57 ` [f2fs-dev] " Can Guo 2020-10-21 4:52 ` jaegeuk 2020-10-21 4:52 ` [f2fs-dev] " jaegeuk 2020-10-20 19:52 ` [PATCH v2 4/5] scsi: add more contexts in the ufs tracepoints Jaegeuk Kim 2020-10-20 19:52 ` [f2fs-dev] " Jaegeuk Kim 2020-10-20 19:52 ` [PATCH v2 5/5] scsi: ufs: fix clkgating on/off correctly Jaegeuk Kim 2020-10-20 19:52 ` [f2fs-dev] " Jaegeuk Kim 2020-10-21 2:00 ` Can Guo 2020-10-21 2:00 ` [f2fs-dev] " Can Guo 2020-10-21 4:52 ` jaegeuk 2020-10-21 4:52 ` [f2fs-dev] " jaegeuk 2020-10-21 6:05 ` Can Guo 2020-10-21 6:05 ` [f2fs-dev] " Can Guo 2020-10-23 0:53 ` Jaegeuk Kim 2020-10-23 0:53 ` [f2fs-dev] " Jaegeuk Kim 2020-10-26 3:12 ` Can Guo 2020-10-26 3:12 ` [f2fs-dev] " Can Guo 2020-10-26 6:19 ` Jaegeuk Kim 2020-10-26 6:19 ` [f2fs-dev] " Jaegeuk Kim 2020-10-26 18:47 ` asutoshd 2020-10-26 18:47 ` [f2fs-dev] " asutoshd
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