From: "Jürgen Groß" <jgross@suse.com>
To: Alexander Merritt <alexander@edera.dev>,
v9fs@lists.linux.dev, linux-kernel@vger.kernel.org,
xen-devel@lists.xenproject.org
Cc: Eric Van Hensbergen <ericvh@kernel.org>,
Latchesar Ionkov <lucho@ionkov.net>,
Dominique Martinet <asmadeus@codewreck.org>,
Christian Schoenebeck <linux_oss@crudebyte.com>,
Simon Horman <horms@kernel.org>, Alex Zenla <alex@edera.dev>,
Ariadne Conill <ariadne@ariadne.space>
Subject: Re: [PATCH] 9p/xen: fix init sequence
Date: Thu, 21 Nov 2024 13:00:38 +0100 [thread overview]
Message-ID: <82dbba56-e803-4332-81f7-225e35048e1e@suse.com> (raw)
In-Reply-To: <20241119211633.38321-1-alexander@edera.dev>
On 19.11.24 22:16, Alexander Merritt wrote:
> From: Alex Zenla <alex@edera.dev>
>
> Large amount of mount hangs observed during hotplugging of 9pfs devices. The
> 9pfs Xen driver attempts to initialize itself more than once, causing the
> frontend and backend to disagree: the backend listens on a channel that the
> frontend does not send on, resulting in stalled processing.
>
> Only allow initialization of 9p frontend once.
>
> Fixes: c15fe55d14b3b ("9p/xen: fix connection sequence")
> Signed-off-by: Alex Zenla <alex@edera.dev>
> Signed-off-by: Alexander Merritt <alexander@edera.dev>
> Signed-off-by: Ariadne Conill <ariadne@ariadne.space>
Reviewed-by: Juergen Gross <jgross@suse.com>
Juergen
next prev parent reply other threads:[~2024-11-21 12:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-19 21:16 [PATCH] 9p/xen: fix init sequence Alexander Merritt
2024-11-21 12:00 ` Jürgen Groß [this message]
2024-11-21 12:23 ` Dominique Martinet
2024-11-21 12:27 ` Juergen Gross
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