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authorLars Ellenberg <lars.ellenberg@linbit.com>2014-04-23 12:15:35 +0200
committerPhilipp Reisner <philipp.reisner@linbit.com>2014-07-10 18:35:08 +0200
commitb9ed7080d7d29112c898c64bad778b84eec0ed2d (patch)
treefe2f27854645ec6c51ca71a149590e567f3bbbd4 /drivers/block/drbd/drbd_worker.c
parent41d9f7cd5ba8a488fbc96350141c70c5c01bf8e6 (diff)
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drbd: consistently use list_add_tail for peer_request tracking
Keep the epoch entry lists (active_ee, read_ee, sync_ee, ...) consistently "oldest first". That way finding the oldest not yet successfully processed request is simply list_first_entry_or_null. 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_worker.c')
-rw-r--r--drivers/block/drbd/drbd_worker.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 49b88731b349..ad57129289b5 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -410,7 +410,7 @@ static int read_for_csum(struct drbd_peer_device *peer_device, sector_t sector,
peer_req->w.cb = w_e_send_csum;
spin_lock_irq(&device->resource->req_lock);
- list_add(&peer_req->w.list, &device->read_ee);
+ list_add_tail(&peer_req->w.list, &device->read_ee);
spin_unlock_irq(&device->resource->req_lock);
atomic_add(size >> 9, &device->rs_sect_ev);