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Commit 12b373eb authored by Trond Myklebust's avatar Trond Myklebust
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NFS: Don't revalidate dentries on directory size or ctime changes 



We only need to look at the mtime changes...

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 2f78e431

fs/nfs/inode.c

+1 −4
Original line number Diff line number Diff line
@@ -1015,10 +1015,8 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr) 
			nfsi->cache_change_attribute = now;

		}

		/* 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_ACCESS|NFS_INO_INVALID_ACL;

			nfsi->cache_change_attribute = now;

		}

	} 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);
@@ -1036,7 +1034,6 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr) 
			inode->i_size = new_isize;

			invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;

		}

		nfsi->cache_change_attribute = now;

		dprintk("NFS: isize change on server for file %s/%ld\n",

				inode->i_sb->s_id, inode->i_ino);

	}