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Fri, 15 Sep 2023 22:43:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-658-47aNP_IqNBWRPJNCno_99Q-1; Fri, 15 Sep 2023 18:43:47 -0400 X-MC-Unique: 47aNP_IqNBWRPJNCno_99Q-1 Received: from mcgrof by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1qhHXM-00BUtR-2z; Fri, 15 Sep 2023 22:43:44 +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, 15 Sep 2023 15:43:42 -0700 Message-Id: <20230915224343.2740317-4-mcgrof@kernel.org> In-Reply-To: <20230915224343.2740317-1-mcgrof@kernel.org> References: <20230915224343.2740317-1-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 v3 3/4] dm bufio: simplify by using 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, rohan.puri@samsung.com, da.gomez@samsung.com, mcgrof@kernel.org, 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, rpuri.linux@gmail.com, 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 10.11.54.4 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: kernel.org The PAGE_SHIFT - SECTOR_SHIFT constant be replaced with PAGE_SECTORS_SHIFT defined in linux/blt_types.h, which is included by linux/blkdev.h. This produces no functional changes. Signed-off-by: Luis Chamberlain Reviewed-by: Johannes Thumshirn --- drivers/md/dm-bufio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 62eb27639c9b..a5b48be93b30 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1152,7 +1152,7 @@ static void *alloc_buffer_data(struct dm_bufio_client *c, gfp_t gfp_mask, gfp_mask & __GFP_NORETRY) { *data_mode = DATA_MODE_GET_FREE_PAGES; return (void *)__get_free_pages(gfp_mask, - c->sectors_per_block_bits - (PAGE_SHIFT - SECTOR_SHIFT)); + c->sectors_per_block_bits - PAGE_SECTORS_SHIFT); } *data_mode = DATA_MODE_VMALLOC; @@ -1173,7 +1173,7 @@ static void free_buffer_data(struct dm_bufio_client *c, case DATA_MODE_GET_FREE_PAGES: free_pages((unsigned long)data, - c->sectors_per_block_bits - (PAGE_SHIFT - SECTOR_SHIFT)); + c->sectors_per_block_bits - PAGE_SECTORS_SHIFT); break; case DATA_MODE_VMALLOC: