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From: David Hildenbrand <david@redhat.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>, Kevin Hao <haokexin@gmail.com>
Cc: linux-mm@kvack.org, Andrea Arcangeli <aarcange@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH] mm: ksm: Remove unnecessary try_to_freeze()
Date: Wed, 13 Dec 2023 12:28:21 +0100	[thread overview]
Message-ID: <92046e20-b05e-4710-93f5-4b64d41b86b6@redhat.com> (raw)
In-Reply-To: <CAJZ5v0h8awAJZAkvoUb9d9sck-E8cOF6QK+tjfzzNMn6Bh1JEw@mail.gmail.com>

On 13.12.23 12:17, Rafael J. Wysocki wrote:
> On Wed, Dec 13, 2023 at 10:09 AM Kevin Hao <haokexin@gmail.com> wrote:
>>
>> A freezable kernel thread can enter frozen state during freezing by
>> either calling try_to_freeze() or using wait_event_freezable() and its
>> variants. However, there is no need to use both methods simultaneously.
> 
> The changelog doesn't match the patch IMV.
> 

Staring at the code, I think it makes sense once one spots the existing 
"wait_event_freezable()" on the else path.

-- 
Cheers,

David / dhildenb



  reply	other threads:[~2023-12-13 11:28 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-13  9:09 Kevin Hao
2023-12-13 11:17 ` Rafael J. Wysocki
2023-12-13 11:28   ` David Hildenbrand [this message]
2023-12-13 11:35     ` Kevin Hao
2023-12-13 11:37 ` David Hildenbrand

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