[Drbd-dev] [PATCH 02/27] block: drbd: use bio_get_base_vec() to retrieve the 1st bvec

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From: Ming Lei <tom.leiming@gmail.com>
To: Jens Axboe <axboe@fb.com>, linux-kernel@vger.kernel.org
Cc: Christoph Hellwig <hch@infradead.org>,
	Boaz Harrosh <boaz@plexistor.com>,
	Ming Lei <tom.leiming@gmail.com>,
	Philipp Reisner <philipp.reisner@linbit.com>,
	linux-block@vger.kernel.org,
	Lars Ellenberg <lars.ellenberg@linbit.com>,
	"open list:DRBD DRIVER" <drbd-dev@lists.linbit.com>
Subject: [Drbd-dev] [PATCH 02/27] block: drbd: use bio_get_base_vec() to retrieve the 1st bvec
Date: Tue,  5 Apr 2016 19:56:47 +0800	[thread overview]
Message-ID: <1459857443-20611-3-git-send-email-tom.leiming@gmail.com> (raw)
In-Reply-To: <1459857443-20611-1-git-send-email-tom.leiming@gmail.com>

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
---
 drivers/block/drbd/drbd_bitmap.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 92d6fc0..ccbd1e0 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -938,7 +938,9 @@ static void drbd_bm_endio(struct bio *bio)
 	struct drbd_bm_aio_ctx *ctx = bio->bi_private;
 	struct drbd_device *device = ctx->device;
 	struct drbd_bitmap *b = device->bitmap;
-	unsigned int idx = bm_page_to_idx(bio->bi_io_vec[0].bv_page);
+	/* single bvec bio */
+	const struct bio_vec *bvec = bio_get_base_vec(bio);
+	unsigned int idx = bm_page_to_idx(bvec->bv_page);
 
 	if ((ctx->flags & BM_AIO_COPY_PAGES) == 0 &&
 	    !bm_test_page_unchanged(b->bm_pages[idx]))
-- 
1.9.1

WARNING: multiple messages have this Message-ID (diff)

From: Ming Lei <tom.leiming@gmail.com>
To: Jens Axboe <axboe@fb.com>, linux-kernel@vger.kernel.org
Cc: linux-block@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	Boaz Harrosh <boaz@plexistor.com>,
	Ming Lei <tom.leiming@gmail.com>,
	Philipp Reisner <philipp.reisner@linbit.com>,
	Lars Ellenberg <lars.ellenberg@linbit.com>,
	drbd-dev@lists.linbit.com (open list:DRBD DRIVER)
Subject: [PATCH 02/27] block: drbd: use bio_get_base_vec() to retrieve the 1st bvec
Date: Tue,  5 Apr 2016 19:56:47 +0800	[thread overview]
Message-ID: <1459857443-20611-3-git-send-email-tom.leiming@gmail.com> (raw)
In-Reply-To: <1459857443-20611-1-git-send-email-tom.leiming@gmail.com>

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
---
 drivers/block/drbd/drbd_bitmap.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 92d6fc0..ccbd1e0 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -938,7 +938,9 @@ static void drbd_bm_endio(struct bio *bio)
 	struct drbd_bm_aio_ctx *ctx = bio->bi_private;
 	struct drbd_device *device = ctx->device;
 	struct drbd_bitmap *b = device->bitmap;
-	unsigned int idx = bm_page_to_idx(bio->bi_io_vec[0].bv_page);
+	/* single bvec bio */
+	const struct bio_vec *bvec = bio_get_base_vec(bio);
+	unsigned int idx = bm_page_to_idx(bvec->bv_page);
 
 	if ((ctx->flags & BM_AIO_COPY_PAGES) == 0 &&
 	    !bm_test_page_unchanged(b->bm_pages[idx]))
-- 
1.9.1

next prev parent reply	other threads:[~2016-04-05 12:52 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-05 11:56 [PATCH 00/27] block: cleanup direct access on .bi_vcnt & .bi_io_vec Ming Lei
2016-04-05 11:56 ` Ming Lei
2016-04-05 11:56 ` Ming Lei
2016-04-05 11:56 ` [Drbd-dev] " Ming Lei
2016-04-05 11:56 ` [lustre-devel] " Ming Lei
2016-04-05 11:56 ` [PATCH 01/27] block: bio: introduce 4 helpers for cleanup Ming Lei
2016-04-06  0:18   ` Kent Overstreet
2016-04-06  1:34     ` Ming Lei
2016-04-06  1:46       ` Kent Overstreet
2016-04-06  2:11         ` Ming Lei
2016-04-06  2:21           ` Kent Overstreet
2016-04-06  4:11             ` Ming Lei
2016-04-05 11:56 ` Ming Lei [this message]
2016-04-05 11:56   ` [PATCH 02/27] block: drbd: use bio_get_base_vec() to retrieve the 1st bvec Ming Lei
2016-04-05 11:56 ` [Drbd-dev] [PATCH 03/27] block: drbd: remove impossible failure handling Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 12:42   ` [Drbd-dev] " Lars Ellenberg
2016-04-05 12:42     ` Lars Ellenberg
2016-04-05 11:56 ` [PATCH 04/27] block: loop: use bio_get_base_vec() to retrive bvec table Ming Lei
2016-04-05 11:56 ` [PATCH 05/27] block: pktcdvd: " Ming Lei
2016-04-05 11:56 ` [PATCH 06/27] block: floppy: use bio_set_vec_table() Ming Lei
2016-04-05 13:00   ` Christoph Hellwig
2016-04-05 11:56 ` [PATCH 07/27] block: floppy: use bio_add_page() Ming Lei
2016-04-05 11:56 ` [lustre-devel] [PATCH 08/27] staging: lustre: avoid to use bio->bi_vcnt directly Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 12:59   ` [lustre-devel] " Greg Kroah-Hartman
2016-04-05 12:59     ` Greg Kroah-Hartman
2016-04-05 13:01   ` [lustre-devel] " Christoph Hellwig
2016-04-05 13:01     ` Christoph Hellwig
2016-04-10 14:37     ` [lustre-devel] " James Simmons
2016-04-10 14:37       ` James Simmons
2016-04-10 14:41       ` [lustre-devel] " Christoph Hellwig
2016-04-10 14:41         ` Christoph Hellwig
2016-04-10 16:02         ` [lustre-devel] " James Simmons
2016-04-10 16:02           ` James Simmons
2016-04-11  3:30           ` [lustre-devel] " Ming Lei
2016-04-11  3:30             ` Ming Lei
2016-04-05 11:56 ` [PATCH 09/27] target: use bio_is_full() Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 13:02   ` Christoph Hellwig
2016-04-07  4:07     ` Ming Lei
2016-04-05 11:56 ` [PATCH 10/27] bcache: debug: avoid to access .bi_io_vec directly Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 11:56 ` [PATCH 11/27] bcache: io.c: use bio_set_vec_table Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 12:49   ` Christoph Hellwig
2016-04-05 15:24     ` Ming Lei
2016-04-05 17:31       ` Christoph Hellwig
2016-04-06  0:35     ` Kent Overstreet
2016-04-05 11:56 ` [PATCH 12/27] bcache: journal.c: use bio_set_vec_table() Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 11:56 ` [PATCH 13/27] bcache: movinggc: " Ming Lei
2016-04-05 11:56   ` Ming Lei
2016-04-05 11:56 ` [PATCH 14/27] bcache: writeback: " Ming Lei
2016-04-05 11:56   ` Ming Lei

find likely ancestor, descendant, or conflicting patches for this message:
( dfblob:92d6fc0 dfblob:ccbd1e0 dfblob:92d6fc0 dfblob:ccbd1e0 )
 OR (
bs:"[PATCH 02/27] block: drbd: use bio_get_base_vec() to retrieve the 1st bvec" )
	(help)

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