From: Miklos Szeredi <miklos@szeredi.hu>
To: Ed Tsai <ed.tsai@mediatek.com>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
fuse-devel <fuse-devel@lists.sourceforge.net>,
chenguanyou <chenguanyou9338@gmail.com>,
"Stanley Chu (朱原陞)" <stanley.chu@mediatek.com>,
"Yong-xuan Wang (王詠萱)" <Yong-xuan.Wang@mediatek.com>,
wsd_upstream@mediatek.com
Subject: Re: [PATCH 1/1] fuse: add fuse_d_iput to postponed the iput
Date: Mon, 18 Jul 2022 15:57:17 +0200 [thread overview]
Message-ID: <CAJfpegvez_DodKK+CJc1a7EHLDB+4wCSB2ay5NZWUCyoq1_ANw@mail.gmail.com> (raw)
In-Reply-To: <20220705085308.32518-1-ed.tsai@mediatek.com>
On Tue, 5 Jul 2022 at 10:53, Ed Tsai <ed.tsai@mediatek.com> wrote:
>
> When all the references of an inode are dropped, and write of its dirty
> pages is serving in Daemon, reclaim may deadlock on a regular allocation
> in Daemon.
>
> Add fuse_dentry_iput and some FI_* flags to postponed the iput for the
> inodes be using in fuse_write_inode.
I don't understand.
The inode must have a positive refcount during fuse_write_inode(), so
how would delaying an iput() change anything?
Thanks,
Miklos
next prev parent reply other threads:[~2022-07-18 13:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-03 12:52 [PATCH] [fuse] alloc_page nofs avoid deadlock chenguanyou
2021-06-08 14:54 ` Re:[PATCH] fuse: " chenguanyou
2021-06-08 15:30 ` [PATCH] [fuse] " Miklos Szeredi
2021-06-11 12:14 ` Re:[PATCH] fuse: " chenguanyou
2021-07-13 2:42 ` [PATCH] [fuse] " Ed Tsai
2021-08-18 9:24 ` Miklos Szeredi
2021-09-24 3:52 ` Ed Tsai
2021-09-24 7:52 ` Miklos Szeredi
2021-09-28 15:25 ` Miklos Szeredi
2021-09-29 3:31 ` Re:[PATCH] fuse: " chenguanyou
2021-12-14 9:25 ` [PATCH] [fuse] " Ed Tsai
2021-12-14 9:38 ` Greg Kroah-Hartman
2021-12-15 8:22 ` Ed Tsai
2021-12-15 13:52 ` Greg Kroah-Hartman
[not found] ` <SI2PR03MB5545E0B76E54013678B9FEEC8BA99@SI2PR03MB5545.apcprd03.prod.outlook.com>
2022-06-10 7:48 ` Ed Tsai
2022-06-13 8:45 ` Miklos Szeredi
2022-06-13 9:29 ` Ed Tsai
2022-07-05 8:53 ` [PATCH 1/1] fuse: add fuse_d_iput to postponed the iput Ed Tsai
2022-07-18 13:57 ` Miklos Szeredi [this message]
2022-07-11 7:49 ` [PATCH] [fuse] alloc_page nofs avoid deadlock Miklos Szeredi
2022-07-12 1:16 ` Ed Tsai
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