patch-2.4.22 linux-2.4.22/include/linux/nfs_fs.h

• Lines: 36
• Date: 2003-08-25 04:44:44.000000000 -0700
• Orig file: linux-2.4.21/include/linux/nfs_fs.h
• Orig date: 2003-06-13 07:51:38.000000000 -0700

diff -urN linux-2.4.21/include/linux/nfs_fs.h linux-2.4.22/include/linux/nfs_fs.h
@@ -274,6 +274,11 @@
 #define NFS_TestClearPageSync(page)	test_and_clear_bit(PG_fs_1, &(page)->flags)
 
 /*
+ * linux/fs/nfs/direct.c
+ */
+extern int  nfs_direct_IO(int, struct file *, struct kiobuf *, unsigned long, int);
+
+/*
  * linux/fs/mount_clnt.c
  * (Used only by nfsroot module)
  */
@@ -302,6 +307,23 @@
 	return __nfs_refresh_inode(inode,fattr);
 }
 
+/*
+ * This function will be used to simulate weak cache consistency
+ * under NFSv2 when the NFSv3 attribute patch is included.
+ * For the moment, we just call nfs_refresh_inode().
+ */
+static __inline__ int
+nfs_write_attributes(struct inode *inode, struct nfs_fattr *fattr)
+{
+	if ((fattr->valid & NFS_ATTR_FATTR) && !(fattr->valid & NFS_ATTR_WCC)) {
+		fattr->pre_size  = NFS_CACHE_ISIZE(inode);
+		fattr->pre_mtime = NFS_CACHE_MTIME(inode);
+		fattr->pre_ctime = NFS_CACHE_CTIME(inode);
+		fattr->valid |= NFS_ATTR_WCC;
+	}
+	return nfs_refresh_inode(inode, fattr);
+}
+
 static inline loff_t
 nfs_size_to_loff_t(__u64 size)
 {