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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-10-01 09:56:59 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-10-09 17:19:35 -0400
commit12b373ebf05485d4937dd63a00c16f8efeaa79ba (patch)
treed9a50191cecd59cec36b8dc6b2257c9098681a32 /fs/nfs/inode.c
parent2f78e4313afd34a4ded591ec5687843113fbaa01 (diff)
NFS: Don't revalidate dentries on directory size or ctime changes
We only need to look at the mtime changes... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/inode.c')
-rw-r--r--fs/nfs/inode.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 8c53b7eff7ba..7fdaaf5869ce 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1015,10 +1015,8 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
1015 nfsi->cache_change_attribute = now; 1015 nfsi->cache_change_attribute = now;
1016 } 1016 }
1017 /* If ctime has changed we should definitely clear access+acl caches */ 1017 /* If ctime has changed we should definitely clear access+acl caches */
1018 if (!timespec_equal(&inode->i_ctime, &fattr->ctime)) { 1018 if (!timespec_equal(&inode->i_ctime, &fattr->ctime))
1019 invalid |= NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL; 1019 invalid |= NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
1020 nfsi->cache_change_attribute = now;
1021 }
1022 } else if (nfsi->change_attr != fattr->change_attr) { 1020 } else if (nfsi->change_attr != fattr->change_attr) {
1023 dprintk("NFS: change_attr change on server for file %s/%ld\n", 1021 dprintk("NFS: change_attr change on server for file %s/%ld\n",
1024 inode->i_sb->s_id, inode->i_ino); 1022 inode->i_sb->s_id, inode->i_ino);
@@ -1036,7 +1034,6 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
1036 inode->i_size = new_isize; 1034 inode->i_size = new_isize;
1037 invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA; 1035 invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;
1038 } 1036 }
1039 nfsi->cache_change_attribute = now;
1040 dprintk("NFS: isize change on server for file %s/%ld\n", 1037 dprintk("NFS: isize change on server for file %s/%ld\n",
1041 inode->i_sb->s_id, inode->i_ino); 1038 inode->i_sb->s_id, inode->i_ino);
1042 } 1039 }