[patch 13/14] Use page_cache_xxx in mm/fadvise.c

clameter
2007-06-14T19:44:46Z

[-- Attachment #1: vps_fs_fadvise --]
[-- Type: text/plain, Size: 1164 bytes --]

Signed-off-by: Christoph Lameter <clameter@sgi.com>

---
mm/fadvise.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

Index: vps/mm/fadvise.c
===================================================================
--- vps.orig/mm/fadvise.c 2007-06-04 17:57:25.000000000 -0700
+++ vps/mm/fadvise.c 2007-06-09 21:32:46.000000000 -0700
@@ -79,8 +79,8 @@ asmlinkage long sys_fadvise64_64(int fd,
}

/* First and last PARTIAL page! */
- start_index = offset >> PAGE_CACHE_SHIFT;
- end_index = endbyte >> PAGE_CACHE_SHIFT;
+ start_index = page_cache_index(mapping, offset);
+ end_index = page_cache_index(mapping, endbyte);

/* Careful about overflow on the "+1" */
nrpages = end_index - start_index + 1;
@@ -100,8 +100,8 @@ asmlinkage long sys_fadvise64_64(int fd,
filemap_flush(mapping);

/* First and last FULL page! */
- start_index = (offset+(PAGE_CACHE_SIZE-1)) >> PAGE_CACHE_SHIFT;
- end_index = (endbyte >> PAGE_CACHE_SHIFT);
+ start_index = page_cache_next(mapping, offset);
+ end_index = page_cache_index(mapping, endbyte);

if (end_index >= start_index)
invalidate_mapping_pages(mapping, start_index,

--