Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757611AbaGCInz (ORCPT ); Thu, 3 Jul 2014 04:43:55 -0400 Received: from zimbra13.linbit.com ([212.69.166.240]:45905 "EHLO zimbra13.linbit.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751933AbaGCIna (ORCPT ); Thu, 3 Jul 2014 04:43:30 -0400 From: Philipp Reisner To: linux-kernel@vger.kernel.org, Jens Axboe Cc: drbd-dev@lists.linbit.com Subject: [PATCH 21/23] drbd: drop spurious parameters from _drbd_md_sync_page_io Date: Thu, 3 Jul 2014 10:43:13 +0200 Message-Id: <1404376995-4877-22-git-send-email-philipp.reisner@linbit.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1404376995-4877-1-git-send-email-philipp.reisner@linbit.com> References: <1404376995-4877-1-git-send-email-philipp.reisner@linbit.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lars Ellenberg size is always 4096, page is always device->md_io.page. Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- drivers/block/drbd/drbd_actlog.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c index e9fbcaf..d26a3fa 100644 --- a/drivers/block/drbd/drbd_actlog.c +++ b/drivers/block/drbd/drbd_actlog.c @@ -137,10 +137,11 @@ void wait_until_done_or_force_detached(struct drbd_device *device, struct drbd_b static int _drbd_md_sync_page_io(struct drbd_device *device, struct drbd_backing_dev *bdev, - struct page *page, sector_t sector, - int rw, int size) + sector_t sector, int rw) { struct bio *bio; + /* we do all our meta data IO in aligned 4k blocks. */ + const int size = 4096; int err; device->md_io.done = 0; @@ -154,7 +155,7 @@ static int _drbd_md_sync_page_io(struct drbd_device *device, bio->bi_bdev = bdev->md_bdev; bio->bi_iter.bi_sector = sector; err = -EIO; - if (bio_add_page(bio, page, size, 0) != size) + if (bio_add_page(bio, device->md_io.page, size, 0) != size) goto out; bio->bi_private = device; bio->bi_end_io = drbd_md_io_complete; @@ -190,8 +191,6 @@ int drbd_md_sync_page_io(struct drbd_device *device, struct drbd_backing_dev *bd sector_t sector, int rw) { int err; - struct page *iop = device->md_io.page; - D_ASSERT(device, atomic_read(&device->md_io.in_use) == 1); BUG_ON(!bdev->md_bdev); @@ -207,8 +206,7 @@ int drbd_md_sync_page_io(struct drbd_device *device, struct drbd_backing_dev *bd current->comm, current->pid, __func__, (unsigned long long)sector, (rw & WRITE) ? "WRITE" : "READ"); - /* we do all our meta data IO in aligned 4k blocks. */ - err = _drbd_md_sync_page_io(device, bdev, iop, sector, rw, 4096); + err = _drbd_md_sync_page_io(device, bdev, sector, rw); if (err) { drbd_err(device, "drbd_md_sync_page_io(,%llus,%s) failed with error %d\n", (unsigned long long)sector, (rw & WRITE) ? "WRITE" : "READ", err); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/