linux-kernel - Re: [PATCH] xenbus: don't look up transaction IDs for ordinary writes

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Message-ID: <CAO_EM_kbOw5wbfBLRcVocYWaqaSCcZ4HR=qRC9Rz1HCcg_Ooaw@mail.gmail.com>
Date:	Thu, 18 Aug 2016 05:41:47 -0700
From:	Ed Swierk <eswierk@...portsystems.com>
To:	Juergen Gross <jgross@...e.com>
Cc:	Jan Beulich <JBeulich@...e.com>,
	David Vrabel <david.vrabel@...rix.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	xen-devel <xen-devel@...ts.xenproject.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] xenbus: don't look up transaction IDs for ordinary writes

On Tue, Aug 16, 2016 at 3:07 AM, Juergen Gross <jgross@...e.com> wrote:
> On 15/08/16 17:02, Jan Beulich wrote:
>> This should really only be done for XS_TRANSACTION_END messages, or
>> else at least some of the xenstore-* tools don't work anymore.
>>
>> Fixes: 0beef634b8 ("xenbus: don't BUG() on user mode induced condition")
>> Reported-by: Richard Schütz <rschuetz@...-koblenz.de>
>> Cc: <stable@...r.kernel.org>
>> Signed-off-by: Jan Beulich <jbeulich@...e.com>
>> Tested-by: Richard Schütz <rschuetz@...-koblenz.de>
>
> Reviewed-by: Juergen Gross <jgross@...e.com>

Confirmed that this patch fixes xenstore-read, xenstore-ls et al, on
stable kernel 4.4.17.

It should also go to 4.7, 4.6, 4.1, 3.18.

--Ed