[PATCH] mm: fix filemap.c's comment re: buffer_head.h inclusion reason

[PATCH] mm: fix filemap.c's comment re: buffer_head.h inclusion reason

[Tim Pepper]

It appears mm/filemap.c's comment on why buffer_head.h is included has
gotten out of date.  Today generic_osync_inode() is coming from the fs.h
include and buffer_head.h is providing try_to_free_buffers().

Signed-off-by: Tim Pepper <lnxninja@linux.vnet.ibm.com>
Cc:            linux-mm@kvack.org

---

diff --git a/mm/filemap.c b/mm/filemap.c
index 1e6a7d3..fe4adf4 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -38,7 +38,7 @@
 /*
  * FIXME: remove all knowledge of the buffer layer from the core VM
  */
-#include <linux/buffer_head.h> /* for generic_osync_inode */
+#include <linux/buffer_head.h> /* for try_to_free_buffers */
 
 #include <asm/mman.h>
 

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