@@ -1114,9 +1114,15 @@ static int nfs_invalidate_mapping(struct inode *inode, struct address_space *map
static bool nfs_mapping_need_revalidate_inode(struct inode *inode)
{
- if (nfs_have_delegated_attributes(inode))
- return false;
- return (NFS_I(inode)->cache_validity & NFS_INO_REVAL_PAGECACHE)
+ unsigned long cache_validity = NFS_I(inode)->cache_validity;
+
+ if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ)) {
+ const unsigned long force_reval =
+ NFS_INO_REVAL_PAGECACHE|NFS_INO_REVAL_FORCED;
+ return (cache_validity & force_reval) == force_reval;
+ }
+
+ return (cache_validity & NFS_INO_REVAL_PAGECACHE)
|| nfs_attribute_timeout(inode)
|| NFS_STALE(inode);
}
We should only care about checking the attributes if the page cache is marked as dubious (using NFS_INO_REVAL_PAGECACHE) and the NFS_INO_REVAL_FORCED flag is set. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> --- fs/nfs/inode.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)