The patch titled
Cleanup read_pages()
has been added to the -mm tree. Its filename is
cleanup-read_pages.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Cleanup read_pages()
From: OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
Current read_pages() assume ->readpages() frees the passed pages.
This patch free the pages in ->read_pages(), if those were remaining in the
pages_list. So, readpages() just can ignore the remaining pages in
pages_list.
Signed-off-by: OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
Cc: Steven French <sfrench@xxxxxxxxxx>
Cc: Miklos Szeredi <miklos@xxxxxxxxxx>
Cc: Steven Whitehouse <swhiteho@xxxxxxxxxx>
Cc: Trond Myklebust <trond.myklebust@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
mm/readahead.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN mm/readahead.c~cleanup-read_pages mm/readahead.c
--- a/mm/readahead.c~cleanup-read_pages
+++ a/mm/readahead.c
@@ -167,6 +167,8 @@ static int read_pages(struct address_spa
if (mapping->a_ops->readpages) {
ret = mapping->a_ops->readpages(filp, mapping, pages, nr_pages);
+ /* Clean up the remaining pages */
+ put_pages_list(pages);
goto out;
}
_
Patches currently in -mm which might be from hirofumi@xxxxxxxxxxxxxxxxxx are
nfs-fix-nfs_readpages-error-path.patch
read_cache_pages-cleanup.patch
cleanup-read_pages.patch
cifs-readpages-fixes.patch
fuse-readpages-cleanup.patch
gfs2-readpages-fixes.patch
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