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-rw-r--r--fs/nfs/inode.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index acaaa7c7efa4..268ce3a46220 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1113,8 +1113,16 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
nfs_force_lookup_revalidate(inode);
}
/* If ctime has changed we should definitely clear access+acl caches */
- if (!timespec_equal(&inode->i_ctime, &fattr->ctime))
+ if (!timespec_equal(&inode->i_ctime, &fattr->ctime)) {
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ /* and probably clear data for a directory too as utimes can cause
+ * havoc with our cache.
+ */
+ if (S_ISDIR(inode->i_mode)) {
+ invalid |= NFS_INO_INVALID_DATA;
+ nfs_force_lookup_revalidate(inode);
+ }
+ }
} else if (nfsi->change_attr != fattr->change_attr) {
dprintk("NFS: change_attr change on server for file %s/%ld\n",
inode->i_sb->s_id, inode->i_ino);
@@ -1148,8 +1156,11 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
inode->i_gid != fattr->gid)
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
- if (inode->i_nlink != fattr->nlink)
+ if (inode->i_nlink != fattr->nlink) {
invalid |= NFS_INO_INVALID_ATTR;
+ if (S_ISDIR(inode->i_mode))
+ invalid |= NFS_INO_INVALID_DATA;
+ }
inode->i_mode = fattr->mode;
inode->i_nlink = fattr->nlink;