From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ross Zwisler Subject: [PATCH 3/4] pmem: Add support for rw_page() Date: Wed, 27 Aug 2014 15:12:01 -0600 Message-ID: <1409173922-7484-4-git-send-email-ross.zwisler@linux.intel.com> References: <1409173922-7484-1-git-send-email-ross.zwisler@linux.intel.com> Cc: Ross Zwisler To: Jens Axboe , Matthew Wilcox , Boaz Harrosh , Nick Piggin , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org Return-path: In-Reply-To: <1409173922-7484-1-git-send-email-ross.zwisler@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Based on commit a72132c31d58 ("brd: add support for rw_page()") Signed-off-by: Ross Zwisler --- drivers/block/pmem.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/block/pmem.c b/drivers/block/pmem.c index 60bbe0d..0be3669 100644 --- a/drivers/block/pmem.c +++ b/drivers/block/pmem.c @@ -183,8 +183,19 @@ out: bio_endio(bio, err); } +static int pmem_rw_page(struct block_device *bdev, sector_t sector, + struct page *page, int rw) +{ + struct pmem_device *pmem = bdev->bd_disk->private_data; + + pmem_do_bvec(pmem, page, PAGE_CACHE_SIZE, 0, rw, sector); + page_endio(page, rw & WRITE, 0); + return 0; +} + static const struct block_device_operations pmem_fops = { .owner = THIS_MODULE, + .rw_page = pmem_rw_page, .getgeo = pmem_getgeo, }; -- 1.9.3