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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Christophe Leroy <christophe.leroy@csgroup.eu>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Paul Mackerras <paulus@samba.org>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
In-Reply-To: <adc9c9d6378f6b5008246ca717993d7870188efb.1644569473.git.christophe.leroy@csgroup.eu>
References: <adc9c9d6378f6b5008246ca717993d7870188efb.1644569473.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH] powerpc/bitops: Force inlining of fls()
Message-Id: <164708098783.827774.9289683232577719958.b4-ty@ellerman.id.au>
Date:   Sat, 12 Mar 2022 21:29:47 +1100
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On Fri, 11 Feb 2022 09:51:32 +0100, Christophe Leroy wrote:
> Building a kernel with CONFIG_CC_OPTIMISE_FOR_SIZE leads to
> the following functions being copied several times in vmlinux:
> 
> 	31 times __ilog2_u32()
> 	34 times fls()
> 
> Disassembly follows:
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/bitops: Force inlining of fls()
      https://git.kernel.org/powerpc/c/0b0057cc4193c7cd9c0829a440e4901b29ce4ff8

cheers