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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-01-23 19:19:17 +0100 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-01-25 00:46:49 +0100 |
| commit | 127b21b89f9d8ba0dc23e47b8c35d8a0bac9d6fc (patch) | |
| tree | f2b0086e364da03f476e6b9f5f0af0c0b7a10f3f /net/sunrpc | |
| parent | NFSv4.1: Optimise layout return-on-close (diff) | |
| download | linux-127b21b89f9d8ba0dc23e47b8c35d8a0bac9d6fc.tar.xz linux-127b21b89f9d8ba0dc23e47b8c35d8a0bac9d6fc.zip | |
SUNRPC: Adjust rpciod workqueue parameters
Increase the concurrency level for rpciod threads to allow for allocations
etc that happen in the RPCSEC_GSS layer. Also note that the NFSv4 byte range
locks may now need to allocate memory from inside rpciod.
Add the WQ_HIGHPRI flag to improve latency guarantees while we're at it.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/sched.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index d20f2329eea3..4f65ec28d2b4 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -1069,7 +1069,8 @@ static int rpciod_start(void) * Create the rpciod thread and wait for it to start. */ dprintk("RPC: creating workqueue rpciod\n"); - wq = alloc_workqueue("rpciod", WQ_MEM_RECLAIM, 1); + /* Note: highpri because network receive is latency sensitive */ + wq = alloc_workqueue("rpciod", WQ_MEM_RECLAIM | WQ_HIGHPRI, 0); rpciod_workqueue = wq; return rpciod_workqueue != NULL; } |