linux-kernel - Re: [PATCH v2] mm: shmem: implement POSIX_FADV

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Message-ID: <1a88ed3f-ad7d-9d06-108e-e00f06b0ed19@codeaurora.org>
Date:   Fri, 3 Dec 2021 18:32:25 +0530
From:   Charan Teja Kalla <charante@...eaurora.org>
To:     Matthew Wilcox <willy@...radead.org>,
        Charan Teja Reddy <quic_charante@...cinc.com>
Cc:     hughd@...gle.com, akpm@...ux-foundation.org, vbabka@...e.cz,
        rientjes@...gle.com, david@...hat.com, mhocko@...e.com,
        surenb@...gle.com, linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mm: shmem: implement POSIX_FADV_[WILL|DONT]NEED for
 shmem



On 12/2/2021 8:29 PM, Matthew Wilcox wrote:
>> +		list_add(&page->lru, list);
>> +		inc_node_page_state(page, NR_ISOLATED_ANON +
>> +						page_is_file_lru(page));
> ... what if the page is a THP?

Will take care of THP pages in the next spin. Thanks for pointing it out.

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