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* [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check
@ 2023-06-10  3:41 Miaohe Lin
  2023-06-12  9:15 ` David Hildenbrand
  2023-06-12 21:57 ` Yang Shi
  0 siblings, 2 replies; 3+ messages in thread
From: Miaohe Lin @ 2023-06-10  3:41 UTC (permalink / raw)
  To: akpm; +Cc: linux-mm, linux-kernel, linmiaohe

establish_demotion_targets() is defined while CONFIG_MIGRATION is
enabled. There's no need to check it again.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
 mm/memory-tiers.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c
index dd04f0ce5277..a516e303e304 100644
--- a/mm/memory-tiers.c
+++ b/mm/memory-tiers.c
@@ -366,7 +366,7 @@ static void establish_demotion_targets(void)
 
 	lockdep_assert_held_once(&memory_tier_lock);
 
-	if (!node_demotion || !IS_ENABLED(CONFIG_MIGRATION))
+	if (!node_demotion)
 		return;
 
 	disable_all_demotion_targets();
-- 
2.27.0



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

* Re: [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check
  2023-06-10  3:41 [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check Miaohe Lin
@ 2023-06-12  9:15 ` David Hildenbrand
  2023-06-12 21:57 ` Yang Shi
  1 sibling, 0 replies; 3+ messages in thread
From: David Hildenbrand @ 2023-06-12  9:15 UTC (permalink / raw)
  To: Miaohe Lin, akpm; +Cc: linux-mm, linux-kernel

On 10.06.23 05:41, Miaohe Lin wrote:
> establish_demotion_targets() is defined while CONFIG_MIGRATION is
> enabled. There's no need to check it again.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
> ---
>   mm/memory-tiers.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c
> index dd04f0ce5277..a516e303e304 100644
> --- a/mm/memory-tiers.c
> +++ b/mm/memory-tiers.c
> @@ -366,7 +366,7 @@ static void establish_demotion_targets(void)
>   
>   	lockdep_assert_held_once(&memory_tier_lock);
>   
> -	if (!node_demotion || !IS_ENABLED(CONFIG_MIGRATION))
> +	if (!node_demotion)
>   		return;
>   
>   	disable_all_demotion_targets();

Reviewed-by: David Hildenbrand <david@redhat.com>

-- 
Cheers,

David / dhildenb



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

* Re: [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check
  2023-06-10  3:41 [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check Miaohe Lin
  2023-06-12  9:15 ` David Hildenbrand
@ 2023-06-12 21:57 ` Yang Shi
  1 sibling, 0 replies; 3+ messages in thread
From: Yang Shi @ 2023-06-12 21:57 UTC (permalink / raw)
  To: Miaohe Lin; +Cc: akpm, linux-mm, linux-kernel

On Fri, Jun 9, 2023 at 8:41 PM Miaohe Lin <linmiaohe@huawei.com> wrote:
>
> establish_demotion_targets() is defined while CONFIG_MIGRATION is
> enabled. There's no need to check it again.
>
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>

Reviewed-by: Yang Shi <shy828301@gmail.com>

> ---
>  mm/memory-tiers.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c
> index dd04f0ce5277..a516e303e304 100644
> --- a/mm/memory-tiers.c
> +++ b/mm/memory-tiers.c
> @@ -366,7 +366,7 @@ static void establish_demotion_targets(void)
>
>         lockdep_assert_held_once(&memory_tier_lock);
>
> -       if (!node_demotion || !IS_ENABLED(CONFIG_MIGRATION))
> +       if (!node_demotion)
>                 return;
>
>         disable_all_demotion_targets();
> --
> 2.27.0
>
>


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

end of thread, other threads:[~2023-06-12 21:58 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2023-06-10  3:41 [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check Miaohe Lin
2023-06-12  9:15 ` David Hildenbrand
2023-06-12 21:57 ` Yang Shi

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