From: Matthew Wilcox <willy@infradead.org>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc: JP Kobryn <inwardvessel@gmail.com>,
boris@bur.io, clm@fb.com, dsterba@suse.com,
linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-team@meta.com,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>
Subject: Re: [RFC PATCH] btrfs: defer freeing of subpage private state to free_folio
Date: Fri, 30 Jan 2026 05:14:26 +0000 [thread overview]
Message-ID: <aXw-MiQWyYtZ3brh@casper.infradead.org> (raw)
In-Reply-To: <776e54f6-c9b7-4b22-bde5-561dc65c9be7@gmx.com>
On Fri, Jan 30, 2026 at 01:46:59PM +1030, Qu Wenruo wrote:
> Another question is, why only two fses (nfs for dir inode, and orangefs) are
> utilizing the free_folio() callback.
Alas, secretmem and guest_memfd are also using it. Nevertheless, I'm
not a fan of this interface existing, and would prefer to not introduce
new users. Like launder_folio, which btrfs has also mistakenly used.
next prev parent reply other threads:[~2026-01-30 5:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-29 23:08 JP Kobryn
2026-01-30 3:16 ` Qu Wenruo
2026-01-30 5:14 ` Matthew Wilcox [this message]
2026-01-30 6:28 ` Boris Burkov
2026-01-30 17:10 ` JP Kobryn
2026-01-30 18:23 ` Matthew Wilcox
2026-01-30 20:36 ` Qu Wenruo
2026-01-31 1:31 ` JP Kobryn
2026-01-30 6:34 ` Boris Burkov
2026-01-30 7:29 ` Qu Wenruo
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