The patch titled
Subject: zswap-same-filled-pages-handling-v2
has been added to the -mm tree. Its filename is
zswap-same-filled-pages-handling-v2.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/zswap-same-filled-pages-handling-v2.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/zswap-same-filled-pages-handling-v2.patch
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------------------------------------------------------
From: Srividya Desireddy <srividya.dr@xxxxxxxxxxx>
Subject: zswap-same-filled-pages-handling-v2
Added memset_l instead of for loop.
Signed-off-by: Srividya Desireddy <srividya.dr@xxxxxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/zswap.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff -puN mm/zswap.c~zswap-same-filled-pages-handling-v2 mm/zswap.c
--- a/mm/zswap.c~zswap-same-filled-pages-handling-v2
+++ a/mm/zswap.c
@@ -984,16 +984,10 @@ static int zswap_is_page_same_filled(voi
static void zswap_fill_page(void *ptr, unsigned long value)
{
- unsigned int pos;
unsigned long *page;
page = (unsigned long *)ptr;
- if (value == 0)
- memset(page, 0, PAGE_SIZE);
- else {
- for (pos = 0; pos < PAGE_SIZE / sizeof(*page); pos++)
- page[pos] = value;
- }
+ memset_l(page, value, PAGE_SIZE / sizeof(unsigned long));
}
/*********************************
_
Patches currently in -mm which might be from srividya.dr@xxxxxxxxxxx are
zswap-same-filled-pages-handling.patch
zswap-same-filled-pages-handling-v2.patch
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