From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Michael Ellerman <mpe@ellerman.id.au>, linuxppc-dev@ozlabs.org
Subject: Re: powerpc/powernv: copy/paste - Mask SO bit in CR
Date: Wed, 6 Jun 2018 01:19:33 +1000 (AEST) [thread overview]
Message-ID: <410b7n49N9z9s55@ozlabs.org> (raw)
In-Reply-To: <20180604083338.2661-1-mpe@ellerman.id.au>
On Mon, 2018-06-04 at 08:33:38 UTC, Michael Ellerman wrote:
> NX can set the 3rd bit in CR register for XER[SO] (Summary overflow)
> which is not related to paste request. The current paste function
> returns failure for a successful request when this bit is set. So mask
> this bit and check the proper return status.
>
> Fixes: 2392c8c8c045 ("powerpc/powernv/vas: Define copy/paste interfaces")
> Cc: stable@vger.kernel.org # v4.14+
> Signed-off-by: Haren Myneni <haren@us.ibm.com>
> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Applied to powerpc next.
https://git.kernel.org/powerpc/c/75743649064ec0cf5ddd69f240ef23
cheers
prev parent reply other threads:[~2018-06-05 15:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-04 8:33 [PATCH] powerpc/powernv: copy/paste - Mask SO bit in CR Michael Ellerman
2018-06-05 15:19 ` Michael Ellerman [this message]
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