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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-11-29 23:27:47 +0100 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-12-06 00:30:52 +0100 |
commit | b75ad4cda5a6cd3431b1c65c2739c5ebd2c4b9da (patch) | |
tree | 6ba6dd80fc8e118067ca70bd67345864835fe98a /fs/nfs/nfs4state.c | |
parent | NFSv4: Reorder the XDR structures to put sequence at the top, not bottom (diff) | |
download | linux-b75ad4cda5a6cd3431b1c65c2739c5ebd2c4b9da.tar.xz linux-b75ad4cda5a6cd3431b1c65c2739c5ebd2c4b9da.zip |
NFSv4.1: Ensure smooth handover of slots from one task to the next waiting
Currently, we see a lot of bouncing for the value of highest_used_slotid
due to the fact that slots are getting freed, instead of getting instantly
transmitted to the next waiting task.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4state.c')
-rw-r--r-- | fs/nfs/nfs4state.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 7d73df5a05d1..78e90a80fc3a 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -255,17 +255,13 @@ static void nfs4_end_drain_session(struct nfs_client *clp) { struct nfs4_session *ses = clp->cl_session; struct nfs4_slot_table *tbl; - unsigned int i; if (ses == NULL) return; tbl = &ses->fc_slot_table; if (test_and_clear_bit(NFS4_SESSION_DRAINING, &ses->session_state)) { spin_lock(&tbl->slot_tbl_lock); - for (i = 0; i <= tbl->max_slotid; i++) { - if (rpc_wake_up_next(&tbl->slot_tbl_waitq) == NULL) - break; - } + nfs41_wake_slot_table(tbl); spin_unlock(&tbl->slot_tbl_lock); } } |