nvmet: use PAGE_SECTORS_SHIFT

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>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>

diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c
index f2d24b2..48d5df0 100644 (file)
--- 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 71a9c1c..9fe07d7 100644 (file)
--- 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;