From: Matthew Wilcox <willy@infradead.org>
To: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Hugh Dickins <hughd@google.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Anna Schumaker <Anna.Schumaker@netapp.com>,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
Baolin Wang <baolin.wang@linux.alibaba.com>
Subject: Re: [PATCH v2] tmpfs: fault in smaller chunks if large folio allocation not allowed
Date: Sun, 22 Sep 2024 01:35:56 +0100 [thread overview]
Message-ID: <Zu9mbBHzI-MyRoHa@casper.infradead.org> (raw)
In-Reply-To: <20240920143654.1008756-1-wangkefeng.wang@huawei.com>
On Fri, Sep 20, 2024 at 10:36:54PM +0800, Kefeng Wang wrote:
> The tmpfs supports large folio, but there is some configurable options
> to enable/disable large folio allocation, and for huge=within_size,
> large folio only allowabled if it fully within i_size, so there is
> performance issue when perform write without large folio, the issue is
> similar to commit 4e527d5841e2 ("iomap: fault in smaller chunks for
> non-large folio mappings").
No. What's wrong with my earlier suggestion?
next prev parent reply other threads:[~2024-09-22 0:36 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-14 14:06 [PATCH -next] tmpfs: fault in smaller chunks if large folio allocation not allowed Kefeng Wang
2024-09-15 10:40 ` Matthew Wilcox
2024-09-18 3:55 ` Kefeng Wang
2024-09-20 14:36 ` [PATCH v2] " Kefeng Wang
2024-09-22 0:35 ` Matthew Wilcox [this message]
2024-09-23 1:39 ` Kefeng Wang
2024-09-26 8:38 ` Pankaj Raghav (Samsung)
2024-09-26 13:52 ` Matthew Wilcox
2024-09-26 14:20 ` Kefeng Wang
2024-09-26 14:58 ` Matthew Wilcox
2024-09-30 1:27 ` Kefeng Wang
2024-09-30 2:02 ` Baolin Wang
2024-09-30 2:30 ` Kefeng Wang
2024-09-30 2:52 ` Baolin Wang
2024-09-30 3:15 ` Kefeng Wang
2024-09-30 6:48 ` Baolin Wang
2024-10-09 7:09 ` Kefeng Wang
2024-10-09 8:52 ` Baolin Wang
2024-10-11 6:59 ` [PATCH v3] tmpfs: don't enable large folios if not supported Kefeng Wang
2024-10-12 3:59 ` Baolin Wang
2024-10-14 2:36 ` Kefeng Wang
2024-10-17 14:17 ` [PATCH v4] " Kefeng Wang
2024-10-18 1:48 ` Baolin Wang
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