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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-09-28 17:11:45 -0400 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-10-09 17:19:03 -0400 |
commit | c4812998398d9cbce8646494704c52297359ede0 (patch) | |
tree | 8c7b786779b03d1960c25800a7a27a10f8318e99 /fs/nfs | |
parent | 57fa76f2da05d0fee597b26bbc1f05242252beab (diff) | |
download | op-kernel-dev-c4812998398d9cbce8646494704c52297359ede0.zip op-kernel-dev-c4812998398d9cbce8646494704c52297359ede0.tar.gz |
NFS: Fix atime revalidation in readdir()
NFSv3 will correctly update atime on a readdir call, so there is no need to
set the NFS_INO_INVALID_ATIME flag unless the call to nfs_refresh_inode()
fails.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r-- | fs/nfs/dir.c | 6 | ||||
-rw-r--r-- | fs/nfs/inode.c | 7 | ||||
-rw-r--r-- | fs/nfs/nfs3proc.c | 3 | ||||
-rw-r--r-- | fs/nfs/nfs4proc.c | 3 | ||||
-rw-r--r-- | fs/nfs/proc.c | 2 |
5 files changed, 15 insertions, 6 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 9f8ec3c..07df192 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -200,9 +200,6 @@ int nfs_readdir_filler(nfs_readdir_descriptor_t *desc, struct page *page) desc->timestamp = timestamp; desc->timestamp_valid = 1; SetPageUptodate(page); - spin_lock(&inode->i_lock); - NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATIME; - spin_unlock(&inode->i_lock); /* Ensure consistent page alignment of the data. * Note: assumes we have exclusive access to this mapping either * through inode->i_mutex or some other mechanism. @@ -490,9 +487,6 @@ int uncached_readdir(nfs_readdir_descriptor_t *desc, void *dirent, page, NFS_SERVER(inode)->dtsize, desc->plus); - spin_lock(&inode->i_lock); - NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATIME; - spin_unlock(&inode->i_lock); desc->page = page; desc->ptr = kmap(page); /* matching kunmap in nfs_do_filldir */ if (desc->error >= 0) { diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index cd57f79..e37faa3 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -156,6 +156,13 @@ static void nfs_zap_acl_cache(struct inode *inode) spin_unlock(&inode->i_lock); } +void nfs_invalidate_atime(struct inode *inode) +{ + spin_lock(&inode->i_lock); + NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATIME; + spin_unlock(&inode->i_lock); +} + /* * Invalidate, but do not unhash, the inode. * NB: must be called with inode->i_lock held! diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c index c7ca5d7..0ae263c 100644 --- a/fs/nfs/nfs3proc.c +++ b/fs/nfs/nfs3proc.c @@ -607,6 +607,9 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, nfs_fattr_init(&dir_attr); status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); + + nfs_invalidate_atime(dir); + nfs_refresh_inode(dir, &dir_attr); dprintk("NFS reply readdir: %d\n", status); return status; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 871c102..9c27a6e 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2197,6 +2197,9 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); if (status == 0) memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE); + + nfs_invalidate_atime(dir); + dprintk("%s: returns %d\n", __FUNCTION__, status); return status; } diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c index 845cdde..cfc4130 100644 --- a/fs/nfs/proc.c +++ b/fs/nfs/proc.c @@ -476,6 +476,8 @@ nfs_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, dprintk("NFS call readdir %d\n", (unsigned int)cookie); status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); + nfs_invalidate_atime(dir); + dprintk("NFS reply readdir: %d\n", status); return status; } |