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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-11-01 17:07:07 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-12-06 00:30:50 +0100 |
| commit | 275e7e20aa8599719729f8ef4c09c9bfc4895642 (patch) | |
| tree | d56472ae8611905d0ba8c5bb51e8a9651615fd57 /fs/nfs/nfs4proc.c | |
| parent | 7b939a3f44293516c4225f640e8c4b9200beeabc (diff) | |
| download | blackbird-op-linux-275e7e20aa8599719729f8ef4c09c9bfc4895642.tar.gz blackbird-op-linux-275e7e20aa8599719729f8ef4c09c9bfc4895642.zip | |
NFSv4.1: Remove the 'FIFO' behaviour for nfs41_setup_sequence
It is more important to preserve the task priority behaviour, which ensures
that things like reclaim writes take precedence over background and kupdate
writes.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 87525eb60bd8..4b1635ce658d 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -379,12 +379,6 @@ static void renew_lease(const struct nfs_server *server, unsigned long timestamp #if defined(CONFIG_NFS_V4_1) -bool nfs4_set_task_privileged(struct rpc_task *task, void *dummy) -{ - rpc_task_set_priority(task, RPC_PRIORITY_PRIVILEGED); - return true; -} - static void nfs41_sequence_free_slot(struct nfs4_sequence_res *res) { struct nfs4_session *session; @@ -412,8 +406,7 @@ static void nfs41_sequence_free_slot(struct nfs4_sequence_res *res) if (tbl->highest_used_slotid != NFS4_NO_SLOT) send_new_highest_used_slotid = false; if (!nfs4_session_draining(session)) { - if (rpc_wake_up_first(&tbl->slot_tbl_waitq, - nfs4_set_task_privileged, NULL) != NULL) + if (rpc_wake_up_next(&tbl->slot_tbl_waitq) != NULL) send_new_highest_used_slotid = false; } spin_unlock(&tbl->slot_tbl_lock); @@ -527,12 +520,6 @@ int nfs41_setup_sequence(struct nfs4_session *session, goto out_sleep; } - if (!rpc_queue_empty(&tbl->slot_tbl_waitq) && - !rpc_task_has_priority(task, RPC_PRIORITY_PRIVILEGED)) { - dprintk("%s enforce FIFO order\n", __func__); - goto out_sleep; - } - slot = nfs4_alloc_slot(tbl); if (IS_ERR(slot)) { /* If out of memory, try again in 1/4 second */ |
