NFS: Optimise inode attribute cache updates

[safe/jmp/linux-2.6] / include / linux / nfs_fs.h

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index abf890f..faeaad6 100644 (file)
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -141,6 +141,7 @@ struct nfs_inode {
        unsigned long           attrtimeo_timestamp;
        __u64                   change_attr;            /* v4 only */
 
+       unsigned long           last_updated;
        /* "Generation counter" for the attribute cache. This is
         * bumped whenever we update the metadata on the
         * server.
@@ -319,6 +320,7 @@ extern u32 root_nfs_parse_addr(char *name); /*__init*/
 static inline void nfs_fattr_init(struct nfs_fattr *fattr)
 {
        fattr->valid = 0;
+       fattr->time_start = jiffies;
 }
 
 /*