From 63d0f0a3c7e1281fd79268a8d988167eff607fb6 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Tue, 12 Nov 2013 15:07:09 -0800
Subject: [PATCH] mm/readahead.c:do_readhead(): don't check for ->readpage
The callee force_page_cache_readahead() already does this and unlike
do_readahead(), force_page_cache_readahead() remembers to check for
->readpages() as well.
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
mm/readahead.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/readahead.c b/mm/readahead.c
index e4ed04149785f..50241836fe82d 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -569,7 +569,7 @@ static ssize_t
do_readahead(struct address_space *mapping, struct file *filp,
pgoff_t index, unsigned long nr)
{
- if (!mapping || !mapping->a_ops || !mapping->a_ops->readpage)
+ if (!mapping || !mapping->a_ops)
return -EINVAL;
force_page_cache_readahead(mapping, filp, index, nr);
--
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