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readahead: remove redundant test in shrink_readahead_size_eio()

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Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Wu Fengguang
2009-06-16 15:31:36 -07:00
committed by Linus Torvalds
parent 10be0b372c
commit 61b7cbdba2
1 changed files with 0 additions and 3 deletions
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mm/filemap.c
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@@ -1004,9 +1004,6 @@ EXPORT_SYMBOL(grab_cache_page_nowait);
static void shrink_readahead_size_eio(struct file *filp, static void shrink_readahead_size_eio(struct file *filp,
struct file_ra_state *ra) struct file_ra_state *ra)
{ {
if (!ra->ra_pages)
return;
ra->ra_pages /= 4; ra->ra_pages /= 4;
} }