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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-13 12:51:06 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 15:09:35 -0400
commit20673406534176ead9b984a84b662928110f77b1 (patch)
tree4d3a48c79f012af1caea39cc2c8c2b1e0c132911 /net/sunrpc/auth.c
parent93a05e65c090dda9cbd79d0cf57b65c4dbd8da55 (diff)
downloadlinux-20673406534176ead9b984a84b662928110f77b1.tar.bz2
SUNRPC: Ensure rpcauth_prune_expired() respects the nr_to_scan parameter
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/auth.c')
-rw-r--r--net/sunrpc/auth.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index c40856f589f0..73affb8624fa 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -236,6 +236,8 @@ rpcauth_prune_expired(struct list_head *free, int nr_to_scan)
list_for_each_entry_safe(cred, next, &cred_unused, cr_lru) {
+ if (nr_to_scan-- == 0)
+ break;
/*
* Enforce a 60 second garbage collection moratorium
* Note that the cred_unused list must be time-ordered.
@@ -255,11 +257,8 @@ rpcauth_prune_expired(struct list_head *free, int nr_to_scan)
get_rpccred(cred);
list_add_tail(&cred->cr_lru, free);
rpcauth_unhash_cred_locked(cred);
- nr_to_scan--;
}
spin_unlock(cache_lock);
- if (nr_to_scan == 0)
- break;
}
return (number_cred_unused / 100) * sysctl_vfs_cache_pressure;
}