The patch titled
ocfs2: use zero_user_page
has been added to the -mm tree. Its filename is
ocfs2-use-zero_user_page.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: ocfs2: use zero_user_page
From: Nate Diller <nate.diller@xxxxxxxxx>
Use zero_user_page() instead of open-coding it.
Signed-off-by: Nate Diller <nate.diller@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ocfs2/aops.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff -puN fs/ocfs2/aops.c~ocfs2-use-zero_user_page fs/ocfs2/aops.c
--- a/fs/ocfs2/aops.c~ocfs2-use-zero_user_page
+++ a/fs/ocfs2/aops.c
@@ -234,10 +234,7 @@ static int ocfs2_readpage(struct file *f
* XXX sys_readahead() seems to get that wrong?
*/
if (start >= i_size_read(inode)) {
- char *addr = kmap(page);
- memset(addr, 0, PAGE_SIZE);
- flush_dcache_page(page);
- kunmap(page);
+ zero_user_page(page, 0, PAGE_SIZE, KM_USER0);
SetPageUptodate(page);
ret = 0;
goto out_alloc;
_
Patches currently in -mm which might be from nate.diller@xxxxxxxxx are
cifs-use-simple_prepare_write-to-zero-page-data.patch
ext4-use-simple_prepare_write-to-zero-page-data.patch
fs-convert-core-functions-to-zero_user_page.patch
fs-convert-core-functions-to-zero_user_page-pass-kmap-type.patch
affs-use-zero_user_page.patch
ecryptfs-use-zero_user_page.patch
ext3-use-zero_user_page.patch
ext4-use-zero_user_page.patch
gfs2-use-zero_user_page.patch
nfs-use-zero_user_page.patch
ntfs-use-zero_user_page.patch
ocfs2-use-zero_user_page.patch
reiserfs-use-zero_user_page.patch
xfs-use-zero_user_page.patch
fs-deprecate-memclear_highpage_flush.patch
reiser4-use-zero_user_page.patch
reiser4-use-simple_prepare_write-to-zero-page-data.patch
-
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