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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@938 d57e44dd-8a1f-0410-8b47-8ef2f437770f
13 lines
497 B
Diff
13 lines
497 B
Diff
diff -upkr linux-2.6.30.1/mm/readahead.c linux-2.6.30.1/mm/readahead.c
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--- linux-2.6.30.1/mm/readahead.c 2009-07-01 13:52:31.000000000 +0400
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+++ linux-2.6.30.1/mm/readahead.c 2009-07-01 15:55:08.000000000 +0400
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@@ -565,5 +565,8 @@ page_cache_async_readahead(struct addres
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/* do read-ahead */
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ondemand_readahead(mapping, ra, filp, true, offset, req_size);
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+
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+ if (PageUptodate(page))
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+ blk_run_backing_dev(mapping->backing_dev_info, NULL);
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}
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EXPORT_SYMBOL_GPL(page_cache_async_readahead);
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