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[PATCH] read_mapping_page for address space

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Add read_mapping_page() which is used for callers that pass
mapping->a_ops->readpage as the filler for read_cache_page.  This removes
some duplication from filesystem code.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Pekka Enberg
2006-06-23 02:05:08 -07:00
committed by Linus Torvalds
parent c330dda908
commit 090d2b185d
22 changed files with 38 additions and 56 deletions
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3
fs/ntfs/file.c
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@@ -231,8 +231,7 @@ do_non_resident_extend:
* Read the page. If the page is not present, this will zero
* the uninitialized regions for us.
*/
page = read_cache_page(mapping, index,
(filler_t*)mapping->a_ops->readpage, NULL);
page = read_mapping_page(mapping, index, NULL);
if (IS_ERR(page)) {
err = PTR_ERR(page);
goto init_err_out;