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* [PATCH] mm/hugetlb: Simplify the calculation of variables
@ 2021-01-26  6:44 Jiapeng Zhong
  2021-01-26  6:53 ` Miaohe Lin
  2021-01-27  2:09 ` Mike Kravetz
  0 siblings, 2 replies; 3+ messages in thread
From: Jiapeng Zhong @ 2021-01-26  6:44 UTC (permalink / raw)
  To: mike.kravetz; +Cc: akpm, linux-mm, linux-kernel, Jiapeng Zhong

Fix the following coccicheck warnings:

./mm/hugetlb.c:3372:20-22: WARNING !A || A && B is equivalent to
!A || B.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
---
 mm/hugetlb.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index cbf32d2..5e6a6e7 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -3367,8 +3367,7 @@ static unsigned int allowed_mems_nr(struct hstate *h)
 	mpol_allowed = policy_nodemask_current(gfp_mask);
 
 	for_each_node_mask(node, cpuset_current_mems_allowed) {
-		if (!mpol_allowed ||
-		    (mpol_allowed && node_isset(node, *mpol_allowed)))
+		if (!mpol_allowed || node_isset(node, *mpol_allowed))
 			nr += array[node];
 	}
 
-- 
1.8.3.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] mm/hugetlb: Simplify the calculation of variables
  2021-01-26  6:44 [PATCH] mm/hugetlb: Simplify the calculation of variables Jiapeng Zhong
@ 2021-01-26  6:53 ` Miaohe Lin
  2021-01-27  2:09 ` Mike Kravetz
  1 sibling, 0 replies; 3+ messages in thread
From: Miaohe Lin @ 2021-01-26  6:53 UTC (permalink / raw)
  To: Jiapeng Zhong; +Cc: akpm, linux-mm, linux-kernel, Mike Kravetz

Hi:
On 2021/1/26 14:44, Jiapeng Zhong wrote:
> Fix the following coccicheck warnings:
> 
> ./mm/hugetlb.c:3372:20-22: WARNING !A || A && B is equivalent to
> !A || B.
> 
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Signed-off-by: Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
> ---
>  mm/hugetlb.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index cbf32d2..5e6a6e7 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -3367,8 +3367,7 @@ static unsigned int allowed_mems_nr(struct hstate *h)
>  	mpol_allowed = policy_nodemask_current(gfp_mask);
>  
>  	for_each_node_mask(node, cpuset_current_mems_allowed) {
> -		if (!mpol_allowed ||
> -		    (mpol_allowed && node_isset(node, *mpol_allowed)))
> +		if (!mpol_allowed || node_isset(node, *mpol_allowed))
>  			nr += array[node];
>  	}
>  
> 

I'm gonna do this too. :)

Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] mm/hugetlb: Simplify the calculation of variables
  2021-01-26  6:44 [PATCH] mm/hugetlb: Simplify the calculation of variables Jiapeng Zhong
  2021-01-26  6:53 ` Miaohe Lin
@ 2021-01-27  2:09 ` Mike Kravetz
  1 sibling, 0 replies; 3+ messages in thread
From: Mike Kravetz @ 2021-01-27  2:09 UTC (permalink / raw)
  To: Jiapeng Zhong; +Cc: akpm, linux-mm, linux-kernel

On 1/25/21 10:44 PM, Jiapeng Zhong wrote:
> Fix the following coccicheck warnings:
> 
> ./mm/hugetlb.c:3372:20-22: WARNING !A || A && B is equivalent to
> !A || B.
> 
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Signed-off-by: Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
> ---
>  mm/hugetlb.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Thanks,

Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
-- 
Mike Kravetz

> 
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index cbf32d2..5e6a6e7 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -3367,8 +3367,7 @@ static unsigned int allowed_mems_nr(struct hstate *h)
>  	mpol_allowed = policy_nodemask_current(gfp_mask);
>  
>  	for_each_node_mask(node, cpuset_current_mems_allowed) {
> -		if (!mpol_allowed ||
> -		    (mpol_allowed && node_isset(node, *mpol_allowed)))
> +		if (!mpol_allowed || node_isset(node, *mpol_allowed))
>  			nr += array[node];
>  	}
>  
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-01-27  4:15 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-01-26  6:44 [PATCH] mm/hugetlb: Simplify the calculation of variables Jiapeng Zhong
2021-01-26  6:53 ` Miaohe Lin
2021-01-27  2:09 ` Mike Kravetz

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