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From: Damien Le Moal <dlemoal@kernel.org>
To: linux-nvme@lists.infradead.org, Keith Busch <kbusch@kernel.org>,
	Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>
Subject: [PATCH] nvmet: use PAGE_SECTORS_SHIFT
Date: Fri,  7 Jul 2023 09:32:22 +0900	[thread overview]
Message-ID: <20230707003222.5854-1-dlemoal@kernel.org> (raw)

Replace occurences of the pattern "PAGE_SHIFT - 9" in the passthru and
loop targets with PAGE_SECTORS_SHIFT.

Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
---
 drivers/nvme/target/loop.c     | 2 +-
 drivers/nvme/target/passthru.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c
index f2d24b2d992f..48d5df054cd0 100644
--- a/drivers/nvme/target/loop.c
+++ b/drivers/nvme/target/loop.c
@@ -373,7 +373,7 @@ static int nvme_loop_configure_admin_queue(struct nvme_loop_ctrl *ctrl)
 		goto out_cleanup_tagset;
 
 	ctrl->ctrl.max_hw_sectors =
-		(NVME_LOOP_MAX_SEGMENTS - 1) << (PAGE_SHIFT - 9);
+		(NVME_LOOP_MAX_SEGMENTS - 1) << PAGE_SECTORS_SHIFT;
 
 	nvme_unquiesce_admin_queue(&ctrl->ctrl);
 
diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c
index 71a9c1cc57f5..9fe07d7efa96 100644
--- a/drivers/nvme/target/passthru.c
+++ b/drivers/nvme/target/passthru.c
@@ -102,14 +102,14 @@ static u16 nvmet_passthru_override_id_ctrl(struct nvmet_req *req)
 	 * which depends on the host's memory fragementation. To solve this,
 	 * ensure mdts is limited to the pages equal to the number of segments.
 	 */
-	max_hw_sectors = min_not_zero(pctrl->max_segments << (PAGE_SHIFT - 9),
+	max_hw_sectors = min_not_zero(pctrl->max_segments << PAGE_SECTORS_SHIFT,
 				      pctrl->max_hw_sectors);
 
 	/*
 	 * nvmet_passthru_map_sg is limitted to using a single bio so limit
 	 * the mdts based on BIO_MAX_VECS as well
 	 */
-	max_hw_sectors = min_not_zero(BIO_MAX_VECS << (PAGE_SHIFT - 9),
+	max_hw_sectors = min_not_zero(BIO_MAX_VECS << PAGE_SECTORS_SHIFT,
 				      max_hw_sectors);
 
 	page_shift = NVME_CAP_MPSMIN(ctrl->cap) + 12;
-- 
2.41.0



             reply	other threads:[~2023-07-07  0:32 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-07  0:32 Damien Le Moal [this message]
2023-07-07 12:46 ` [PATCH] nvmet: use PAGE_SECTORS_SHIFT Christoph Hellwig
2023-07-09  7:34 ` Sagi Grimberg
2023-07-10  4:57 ` Chaitanya Kulkarni
2023-07-10 15:46 ` Keith Busch

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