From: Greg Kurz <groug@kaod.org>
To: Jianyong Wu <jianyong.wu@arm.com>
Cc: <ericvh@gmail.com>, <lucho@ionkov.net>, <asmadeus@codewreck.org>,
<v9fs-developer@lists.sourceforge.net>, <justin.he@arm.com>,
<linux-kernel@vger.kernel.org>,
Christian Schoenebeck <qemu_oss@crudebyte.com>
Subject: Re: [V9fs-developer] [PATCH RFC 0/4] 9p: fix open-unlink-f*syscall bug
Date: Mon, 14 Sep 2020 10:35:46 +0200 [thread overview]
Message-ID: <20200914103546.0f775bcd@bahia.lan> (raw)
In-Reply-To: <20200914033754.29188-1-jianyong.wu@arm.com>
On Mon, 14 Sep 2020 11:37:50 +0800
Jianyong Wu <jianyong.wu@arm.com> wrote:
> open-unlink-f*syscall bug is a well-known bug in 9p, we try to fix the bug
> in this patch set.
> I take Eric's and Greg's patches which constiute the 1/4 - 3/4 of this patch
> set as the main frame of the solution. In patch 4/4, I fix the fid race issue
> exists in Greg's patch.
>
IIRC some patches were needed on the QEMU side as well... I'm spending
less time on 9pfs in QEMU, so Cc'ing the new maintainer:
Christian Schoenebeck <qemu_oss@crudebyte.com>
> Eric Van Hensbergen (1):
> fs/9p: fix create-unlink-getattr idiom
>
> Greg Kurz (1):
> fs/9p: search open fids first
>
> Jianyong Wu (2):
> fs/9p: track open fids
> 9p: fix race issue in fid contention.
>
> fs/9p/fid.c | 72 +++++++++++++++++++++++++++++++++++------
> fs/9p/fid.h | 25 +++++++++++---
> fs/9p/vfs_dentry.c | 2 +-
> fs/9p/vfs_dir.c | 20 ++++++++++--
> fs/9p/vfs_file.c | 3 +-
> fs/9p/vfs_inode.c | 52 +++++++++++++++++++++--------
> fs/9p/vfs_inode_dotl.c | 44 ++++++++++++++++---------
> fs/9p/vfs_super.c | 7 ++--
> fs/9p/xattr.c | 18 ++++++++---
> include/net/9p/client.h | 8 +++++
> net/9p/client.c | 7 +++-
> 11 files changed, 206 insertions(+), 52 deletions(-)
>
next prev parent reply other threads:[~2020-09-14 8:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-14 3:37 [PATCH RFC 0/4] 9p: fix open-unlink-f*syscall bug Jianyong Wu
2020-09-14 3:37 ` [PATCH RFC 1/4] fs/9p: fix create-unlink-getattr idiom Jianyong Wu
2020-09-14 6:00 ` Dominique Martinet
2020-09-14 8:11 ` Greg Kurz
2020-09-14 3:37 ` [PATCH RFC 2/4] fs/9p: track open fids Jianyong Wu
2020-09-14 3:37 ` [PATCH RFC 3/4] fs/9p: search open fids first Jianyong Wu
2020-09-14 3:37 ` [PATCH RFC 4/4] 9p: fix race issue in fid contention Jianyong Wu
2020-09-14 5:55 ` Dominique Martinet
2020-09-14 6:31 ` [V9fs-developer] " Dominique Martinet
2020-09-14 7:50 ` Jianyong Wu
2020-09-14 7:32 ` Jianyong Wu
2020-09-14 8:32 ` Dominique Martinet
2020-09-14 12:34 ` Jianyong Wu
2020-09-18 8:57 ` Jianyong Wu
2020-09-18 9:34 ` Dominique Martinet
2020-09-18 10:05 ` Jianyong Wu
2020-09-14 8:35 ` Greg Kurz [this message]
2020-09-14 11:06 ` [V9fs-developer] [PATCH RFC 0/4] 9p: fix open-unlink-f*syscall bug Christian Schoenebeck
2020-09-14 12:43 ` Greg Kurz
2020-09-14 15:19 ` Christian Schoenebeck
2020-09-14 15:46 ` Greg Kurz
2020-09-16 12:16 ` Greg Kurz
2020-09-17 10:07 ` Christian Schoenebeck
2020-09-14 12:36 ` Jianyong Wu
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