From: Baolin Wang <baolin.wang@linux.alibaba.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: akpm@linux-foundation.org, hughd@google.com, david@redhat.com,
wangkefeng.wang@huawei.com, shy828301@gmail.com,
dhowells@redhat.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: shmem: fallback to page size splice if large folio has poisoned subpages
Date: Fri, 25 Oct 2024 11:41:28 +0800 [thread overview]
Message-ID: <01423085-1622-41ed-a882-64291f3e97ab@linux.alibaba.com> (raw)
In-Reply-To: <ZxsRCyBSO-C27Uzn@casper.infradead.org>
On 2024/10/25 11:31, Matthew Wilcox wrote:
> On Fri, Oct 25, 2024 at 11:26:39AM +0800, Baolin Wang wrote:
>> The tmpfs has already supported the PMD-sized large folios, and splice()
>> can not read any subpages if the large folio has a poisoned subpage,
>> which is not good as we discussed in previous mail[1].
>
> folios do not have subpages. folios have pages. do not use the term
> "subpage" anywhere. ever.
OK. This is my previous habit of naming it. Will change 'subpages' to
'pages' for folios.
next prev parent reply other threads:[~2024-10-25 3:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-25 3:26 Baolin Wang
2024-10-25 3:31 ` Matthew Wilcox
2024-10-25 3:41 ` Baolin Wang [this message]
2024-10-25 22:45 ` Andrew Morton
2024-10-26 4:01 ` Baolin Wang
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