land b1_5 onto HEAD

[fs/lustre-release.git] / lustre / kernel_patches / patches / add_page_private.patch

diff --git a/lustre/kernel_patches/patches/add_page_private.patch b/lustre/kernel_patches/patches/add_page_private.patch
new file mode 100644 (file)
index 0000000..93005b6
--- /dev/null
+++ b/lustre/kernel_patches/patches/add_page_private.patch
@@ -0,0 +1,23 @@
+Index: linux-ia64/include/linux/mm.h
+===================================================================
+--- linux-ia64.orig/include/linux/mm.h 2004-04-27 12:39:16.000000000 -0700
++++ linux-ia64/include/linux/mm.h      2004-04-27 12:42:10.000000000 -0700
+@@ -205,6 +205,7 @@ typedef struct page {
+       struct page **pprev_hash;       /* Complement to *next_hash. */
+       struct buffer_head * buffers;   /* Buffer maps us to a disk block. */
++      unsigned long private;
+ 
+       /*
+        * On machines where all RAM is mapped into kernel address space,
+
+_
+Index: linux-ia64/mm/filemap.c
+===================================================================
+--- linux-ia64.orig/mm/filemap.c       2004-04-27 12:35:18.000000000 -0700
++++ linux-ia64/mm/filemap.c    2004-04-27 12:42:47.000000000 -0700
+@@ -676,6 +676,7 @@ static inline void __add_to_page_cache(s
+       page_cache_get(page);
+       page->index = offset;
++      page->private = 0;
+       add_page_to_inode_queue(mapping, page);
+       add_page_to_hash_queue(page, hash);