linux-kernel - Re: [PATCH] powerpc/32: Remove unneccessary calculations in load_up

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Message-Id: <163007013987.52768.9451271906730834709.b4-ty@ellerman.id.au>
Date:   Fri, 27 Aug 2021 23:15:39 +1000
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Paul Mackerras <paulus@...ba.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] powerpc/32: Remove unneccessary calculations in load_up_{fpu/altivec}

On Wed, 18 Aug 2021 08:47:28 +0000 (UTC), Christophe Leroy wrote:
> No need to re-read SPRN_THREAD, we can calculate thread address
> from current (r2).
> 
> And remove a reload of value 1 into r4 as r4 is already 1.
> 
> 
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/32: Remove unneccessary calculations in load_up_{fpu/altivec}
      https://git.kernel.org/powerpc/c/51ed00e71f0130e0f3534b8e7d78facd16829426

cheers