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Fri, 21 Apr 2023 16:22:55 -0400 X-MC-Unique: jjQlpsB_OhmetlDpQGJ3rQ-1 Received: from mcgrof by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1ppwtU-00Blaf-2A; Fri, 21 Apr 2023 19:58:08 +0000 From: Luis Chamberlain To: axboe@kernel.dk, agk@redhat.com, snitzer@kernel.org, philipp.reisner@linbit.com, lars.ellenberg@linbit.com, christoph.boehmwalder@linbit.com, hch@infradead.org, djwong@kernel.org, minchan@kernel.org, senozhatsky@chromium.org Date: Fri, 21 Apr 2023 12:58:07 -0700 Message-Id: <20230421195807.2804512-6-mcgrof@kernel.org> In-Reply-To: <20230421195807.2804512-1-mcgrof@kernel.org> References: <20230421195807.2804512-1-mcgrof@kernel.org> MIME-Version: 1.0 X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Subject: [dm-devel] [PATCH 5/5] zram: use generic PAGE_SECTORS and PAGE_SECTORS_SHIFT X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: p.raghav@samsung.com, linux-xfs@vger.kernel.org, mcgrof@kernel.org, da.gomez@samsung.com, patches@lists.linux.dev, willy@infradead.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-mm@kvack.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, kbusch@kernel.org, drbd-dev@lists.linbit.com Errors-To: dm-devel-bounces@redhat.com Sender: "dm-devel" X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: kernel.org Instead of re-defining the already existing constants use the provided ones: So replace: o SECTORS_PER_PAGE_SHIFT with PAGE_SECTORS_SHIFT o SECTORS_PER_PAGE with PAGE_SECTORS This produces no functional changes. Signed-off-by: Luis Chamberlain Reviewed-by: Sergey Senozhatsky --- drivers/block/zram/zram_drv.c | 12 ++++++------ drivers/block/zram/zram_drv.h | 2 -- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index a84c4268257a..11c9b5a9ac7a 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1834,8 +1834,8 @@ static ssize_t recompress_store(struct device *dev, static void zram_bio_discard(struct zram *zram, struct bio *bio) { size_t n = bio->bi_iter.bi_size; - u32 index = bio->bi_iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (bio->bi_iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = bio->bi_iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (bio->bi_iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; /* @@ -1876,8 +1876,8 @@ static void zram_bio_read(struct zram *zram, struct bio *bio) start_time = bio_start_io_acct(bio); bio_for_each_segment(bv, bio, iter) { - u32 index = iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; if (zram_bvec_read(zram, &bv, index, offset, bio) < 0) { @@ -1903,8 +1903,8 @@ static void zram_bio_write(struct zram *zram, struct bio *bio) start_time = bio_start_io_acct(bio); bio_for_each_segment(bv, bio, iter) { - u32 index = iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; if (zram_bvec_write(zram, &bv, index, offset, bio) < 0) { diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index ca7a15bd4845..9f2543af5c76 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -21,8 +21,6 @@ #include "zcomp.h" -#define SECTORS_PER_PAGE_SHIFT (PAGE_SHIFT - SECTOR_SHIFT) -#define SECTORS_PER_PAGE (1 << SECTORS_PER_PAGE_SHIFT) #define ZRAM_LOGICAL_BLOCK_SHIFT 12 #define ZRAM_LOGICAL_BLOCK_SIZE (1 << ZRAM_LOGICAL_BLOCK_SHIFT) #define ZRAM_SECTOR_PER_LOGICAL_BLOCK \