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linux
linux-davinci
Commits
7a50c60e
Commit
7a50c60e
authored
Dec 23, 2008
by
Trond Myklebust
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NFS: Use delegations to optimise ACCESS calls
Signed-off-by:
Trond Myklebust
<
Trond.Myklebust@netapp.com
>
parent
15860ab1
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fs/nfs/dir.c
fs/nfs/dir.c
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fs/nfs/dir.c
View file @
7a50c60e
...
...
@@ -1797,7 +1797,8 @@ static int nfs_access_get_cached(struct inode *inode, struct rpc_cred *cred, str
cache
=
nfs_access_search_rbtree
(
inode
,
cred
);
if
(
cache
==
NULL
)
goto
out
;
if
(
!
time_in_range
(
jiffies
,
cache
->
jiffies
,
cache
->
jiffies
+
nfsi
->
attrtimeo
))
if
(
!
nfs_have_delegation
(
inode
,
FMODE_READ
)
&&
!
time_in_range
(
jiffies
,
cache
->
jiffies
,
cache
->
jiffies
+
nfsi
->
attrtimeo
))
goto
out_stale
;
res
->
jiffies
=
cache
->
jiffies
;
res
->
cred
=
cache
->
cred
;
...
...
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