[PATCH] mm/page_alloc.c : fix the typo of __zone_watermark_ok()

[PATCH] mm/page_alloc.c : fix the typo of __zone_watermark_ok()

[Huang Shijie]

The current code does keep the same meaning as the original code.
The patch fixes it.

Signed-off-by: Huang Shijie <shijie8@gmail.com>
---
 mm/page_alloc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index bdc804c..63f9026 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1435,7 +1435,7 @@ static bool __zone_watermark_ok(struct zone *z, int order, unsigned long mark,
 	long min = mark;
 	int o;
 
-	free_pages -= (1 << order) + 1;
+	free_pages -= (1 << order) - 1;
 	if (alloc_flags & ALLOC_HIGH)
 		min -= min / 2;
 	if (alloc_flags & ALLOC_HARDER)
-- 
1.7.4

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

Re: [PATCH] mm/page_alloc.c : fix the typo of __zone_watermark_ok()

[Huang Shijie]

sorry for the noise.

Please ignore this patch.

On Mon, Jan 9, 2012 at 11:06 AM, Huang Shijie <shijie8@gmail.com> wrote:
> The current code does keep the same meaning as the original code.
> The patch fixes it.
>
> Signed-off-by: Huang Shijie <shijie8@gmail.com>
> ---
>  mm/page_alloc.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index bdc804c..63f9026 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -1435,7 +1435,7 @@ static bool __zone_watermark_ok(struct zone *z, int order, unsigned long mark,
>        long min = mark;
>        int o;
>
> -       free_pages -= (1 << order) + 1;
> +       free_pages -= (1 << order) - 1;
>        if (alloc_flags & ALLOC_HIGH)
>                min -= min / 2;
>        if (alloc_flags & ALLOC_HARDER)
> --
> 1.7.4
>

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>