linux-kernel - Re: powerpc/83xx: Also save/restore SPRG4-7 during suspend

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Message-Id: <445RMz0rXqz9sLw@ozlabs.org>
Date:   Fri, 22 Feb 2019 20:47:41 +1100 (AEDT)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@....fr>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Scott Wood <oss@...error.net>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: powerpc/83xx: Also save/restore SPRG4-7 during suspend

On Fri, 2019-01-25 at 12:03:55 UTC, Christophe Leroy wrote:
> The 83xx has 8 SPRG registers and uses at least SPRG4
> for DTLB handling LRU.
> 
> Fixes: 2319f1239592 ("powerpc/mm: e300c2/c3/c4 TLB errata workaround")
> Cc: stable@...r.kernel.org
> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/36da5ff0bea2dc67298150ead8d84715

cheers