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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Christophe Leroy <christophe.leroy@csgroup.eu>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
In-Reply-To: <8ab21fd93d6e0047aa71e6509e5e312f14b2991b.1620998075.git.christophe.leroy@csgroup.eu>
References: <8ab21fd93d6e0047aa71e6509e5e312f14b2991b.1620998075.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH] powerpc: Don't handle ALTIVEC/SPE in ASM in _switch(). Do it in C.
Message-Id: <162398828971.1363949.11216180122568844562.b4-ty@ellerman.id.au>
Date:   Fri, 18 Jun 2021 13:51:29 +1000
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On Fri, 14 May 2021 13:14:53 +0000 (UTC), Christophe Leroy wrote:
> _switch() saves and restores ALTIVEC and SPE status.
> For altivec this is redundant with what __switch_to() does with
> save_sprs() and restore_sprs() and giveup_all() before
> calling _switch().
> 
> Add support for SPI in save_sprs() and restore_sprs() and
> remove things from _switch().

Applied to powerpc/next.

[1/1] powerpc: Don't handle ALTIVEC/SPE in ASM in _switch(). Do it in C.
      https://git.kernel.org/powerpc/c/359c2ca74d2fede5c571fbf3f5ee16ba1ad98259

cheers