From: David Rientjes <rientjes@google.com>
To: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: sj@kernel.org, akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] mm/damon: Remove redundant page validation
Date: Mon, 24 Jan 2022 10:20:20 -0800 (PST) [thread overview]
Message-ID: <bdc7a556-b826-8d82-91b-8664f8a655e@google.com> (raw)
In-Reply-To: <6d32f7d201b8970d53f51b6c5717d472aed2987c.1642386715.git.baolin.wang@linux.alibaba.com>
On Mon, 17 Jan 2022, Baolin Wang wrote:
> It will never get a NULL page by pte_page() as discussed in thread [1],
> thus remove the redundant page validation to fix below Smatch static
> checker warning.
>
> mm/damon/vaddr.c:405 damon_hugetlb_mkold()
> warn: 'page' can't be NULL.
>
> [1] https://lore.kernel.org/linux-mm/20220106091200.GA14564@kili/
>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
> Reviewed-by: SeongJae Park <sj@kernel.org>
Acked-by: David Rientjes <rientjes@google.com>
next prev parent reply other threads:[~2022-01-24 18:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-17 2:34 Baolin Wang
2022-01-24 18:20 ` David Rientjes [this message]
2022-01-25 3:09 ` Souptick Joarder
2022-01-25 3:43 ` Miaohe Lin
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