NFSD: Make the file_delayed_close workqueue UNBOUND

workqueue: nfsd_file_delayed_close [nfsd] hogged CPU for >13333us 8
	times, consider switching to WQ_UNBOUND

There's no harm in closing a cached file descriptor on another core.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index ef063f93fde9d831e825634f6a4b80976d671747..66dd5059f1bb879b16c400384a4e1c22da5eff1c 100644 (file)
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -717,7 +717,7 @@ nfsd_file_cache_init(void)
                return ret;
 
        ret = -ENOMEM;
-       nfsd_filecache_wq = alloc_workqueue("nfsd_filecache", 0, 0);
+       nfsd_filecache_wq = alloc_workqueue("nfsd_filecache", WQ_UNBOUND, 0);
        if (!nfsd_filecache_wq)
                goto out;