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From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Michael Ellerman <mpe@ellerman.id.au>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v7] powerpc/irq: Inline call_do_irq() and call_do_softirq()
Date: Wed, 31 Mar 2021 12:09:40 +1100	[thread overview]
Message-ID: <161715298076.226945.18087034706444554452.b4-ty@ellerman.id.au> (raw)
In-Reply-To: <20210320122227.345427-1-mpe@ellerman.id.au>

On Sat, 20 Mar 2021 23:22:27 +1100, Michael Ellerman wrote:
> call_do_irq() and call_do_softirq() are simple enough to be
> worth inlining.
> 
> Inlining them avoids an mflr/mtlr pair plus a save/reload on stack. It
> also allows GCC to keep the saved ksp_limit in an nonvolatile reg.
> 
> This is inspired from S390 arch. Several other arches do more or
> less the same. The way sparc arch does seems odd thought.

Applied to powerpc/next.

[1/1] powerpc/irq: Inline call_do_irq() and call_do_softirq()
      https://git.kernel.org/powerpc/c/48cf12d88969bd4238b8769767eb476970319d93

cheers

  parent reply	other threads:[~2021-03-31  1:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-20 12:22 [PATCH v7] powerpc/irq: Inline call_do_irq() and call_do_softirq() Michael Ellerman
2021-03-22 15:25 ` Christophe Leroy
2021-03-24 12:26   ` Michael Ellerman
2021-03-25 12:44     ` Segher Boessenkool
2021-03-31  1:09 ` Michael Ellerman [this message]
2021-04-26 18:50 ` Nathan Chancellor
2021-04-27  6:39   ` Christophe Leroy
2021-04-27 20:42     ` Nick Desaulniers
2021-04-30 21:33       ` Nick Desaulniers
2021-05-04 19:56         ` Nick Desaulniers

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