/usr/src/kernel-patches/lustre/patches/export-truncate-2.6.18-vanilla.patch is in linux-patch-lustre 1.8.5+dfsg-3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | include/linux/mm.h | 2 ++
mm/truncate.c | 4 ++--
2 files changed, 4 insertions(+), 2 deletions(-)
Index: linux-2.6.27.21-0.1/include/linux/mm.h
===================================================================
--- linux-2.6.27.21-0.1.orig/include/linux/mm.h
+++ linux-2.6.27.21-0.1/include/linux/mm.h
@@ -602,6 +602,8 @@ static __always_inline void *lowmem_page
{
return __va(page_to_pfn(page) << PAGE_SHIFT);
}
+/* truncate.c */
+extern int truncate_complete_page(struct address_space *mapping,struct page *);
#if defined(CONFIG_HIGHMEM) && !defined(WANT_PAGE_VIRTUAL)
#define HASHED_PAGE_VIRTUAL
Index: linux-2.6.27.21-0.1/mm/truncate.c
===================================================================
--- linux-2.6.27.21-0.1.orig/mm/truncate.c
+++ linux-2.6.27.21-0.1/mm/truncate.c
@@ -92,7 +92,7 @@ EXPORT_SYMBOL(cancel_dirty_page);
* its lock, b) when a concurrent invalidate_mapping_pages got there first and
* c) when tmpfs swizzles a page between a tmpfs inode and swapper_space.
*/
-static int
+int
truncate_complete_page(struct address_space *mapping, struct page *page)
{
if (page->mapping != mapping)
@@ -107,7 +107,7 @@ truncate_complete_page(struct address_sp
page_cache_release(page); /* pagecache ref */
return 0;
}
-
+EXPORT_SYMBOL_GPL(truncate_complete_page);
/*
* This is for invalidate_mapping_pages(). That function can be called at
* any time, and is not supposed to throw away dirty pages. But pages can
|