Files
scst/scst/kernel/readahead-2.6.31.patch
Vladislav Bolkhovitin b22067d540 Update for 2.6.31
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@1145 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2009-09-25 18:31:33 +00:00

13 lines
489 B
Diff

diff -upkr linux-2.6.31/mm/readahead.c linux-2.6.31/mm/readahead.c
--- linux-2.6.31/mm/readahead.c 2009-09-10 02:13:59.000000000 +0400
+++ linux-2.6.31/mm/readahead.c 2009-09-23 14:17:26.000000000 +0400
@@ -547,5 +547,8 @@ page_cache_async_readahead(struct addres
/* do read-ahead */
ondemand_readahead(mapping, ra, filp, true, offset, req_size);
+
+ if (PageUptodate(page))
+ blk_run_backing_dev(mapping->backing_dev_info, NULL);
}
EXPORT_SYMBOL_GPL(page_cache_async_readahead);