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authorAndreas Gruenbacher2011-02-24 11:35:43 +0100
committerPhilipp Reisner2011-10-14 16:47:50 +0200
commit8ccf218e9f19ecae4d115eeff686c9f1a1e5bc9e (patch)
treef7946fd74796075b582bc79eacf956158d85a443 /drivers/block/drbd/drbd_main.c
parentdrbd: Concurrent write detection fix (diff)
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drbd: Replace atomic_add_return with atomic_inc_return
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_main.c')
-rw-r--r--drivers/block/drbd/drbd_main.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index efedfbc06198..4718aa4e5272 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -1242,7 +1242,7 @@ static int _drbd_send_ack(struct drbd_conf *mdev, enum drbd_packet cmd,
p.sector = sector;
p.block_id = block_id;
p.blksize = blksize;
- p.seq_num = cpu_to_be32(atomic_add_return(1, &mdev->packet_seq));
+ p.seq_num = cpu_to_be32(atomic_inc_return(&mdev->packet_seq));
if (!mdev->tconn->meta.socket || mdev->state.conn < C_CONNECTED)
return false;
@@ -1530,7 +1530,7 @@ int drbd_send_dblock(struct drbd_conf *mdev, struct drbd_request *req)
prepare_header(mdev, &p.head, P_DATA, sizeof(p) - sizeof(struct p_header) + dgs + req->i.size);
p.sector = cpu_to_be64(req->i.sector);
p.block_id = (unsigned long)req;
- p.seq_num = cpu_to_be32(req->seq_num = atomic_add_return(1, &mdev->packet_seq));
+ p.seq_num = cpu_to_be32(req->seq_num = atomic_inc_return(&mdev->packet_seq));
dp_flags = bio_flags_to_wire(mdev, req->master_bio->bi_rw);