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drbd: Preallocate one page per drbd_socket as a send buffer

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Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Andreas Gruenbacher
2011-03-24 21:17:52 +01:00
committed by Philipp Reisner
parent fc56815c81
commit 5a87d920f3
4 changed files with 9 additions and 26 deletions
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drivers/block/drbd/drbd_worker.c
+1 -1
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@@ -1193,7 +1193,7 @@ int w_send_barrier(struct drbd_work *w, int cancel)
{
struct drbd_tl_epoch *b = container_of(w, struct drbd_tl_epoch, w);
struct drbd_conf *mdev = w->mdev;
struct p_barrier *p = &mdev->tconn->data.sbuf.barrier;
struct p_barrier *p = mdev->tconn->data.sbuf;
int err = 0;
/* really avoid racing with tl_clear. w.cb may have been referenced