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SubjectRe: [PATCH] powerpc: force inlining of csum_partial() to avoid multiple csum_partial() with GCC10
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On Thu, 15 Oct 2020 10:52:20 +0000 (UTC), Christophe Leroy wrote:
> ppc-linux-objdump -d vmlinux | grep -e "<csum_partial>" -e "<__csum_partial>"
>
> With gcc9 I get:
>
> c0017ef8 <__csum_partial>:
> c00182fc: 4b ff fb fd bl c0017ef8 <__csum_partial>
> c0018478: 4b ff fa 80 b c0017ef8 <__csum_partial>
> c03e8458: 4b c2 fa a0 b c0017ef8 <__csum_partial>
> c03e8518: 4b c2 f9 e1 bl c0017ef8 <__csum_partial>
> c03ef410: 4b c2 8a e9 bl c0017ef8 <__csum_partial>
> c03f0b24: 4b c2 73 d5 bl c0017ef8 <__csum_partial>
> c04279a4: 4b bf 05 55 bl c0017ef8 <__csum_partial>
> c0429820: 4b be e6 d9 bl c0017ef8 <__csum_partial>
> c0429944: 4b be e5 b5 bl c0017ef8 <__csum_partial>
> c042b478: 4b be ca 81 bl c0017ef8 <__csum_partial>
> c042b554: 4b be c9 a5 bl c0017ef8 <__csum_partial>
> c045f15c: 4b bb 8d 9d bl c0017ef8 <__csum_partial>
> c0492190: 4b b8 5d 69 bl c0017ef8 <__csum_partial>
> c0492310: 4b b8 5b e9 bl c0017ef8 <__csum_partial>
> c0495594: 4b b8 29 65 bl c0017ef8 <__csum_partial>
> c049c420: 4b b7 ba d9 bl c0017ef8 <__csum_partial>
> c049c870: 4b b7 b6 89 bl c0017ef8 <__csum_partial>
> c049c930: 4b b7 b5 c9 bl c0017ef8 <__csum_partial>
> c04a9ca0: 4b b6 e2 59 bl c0017ef8 <__csum_partial>
> c04bdde4: 4b b5 a1 15 bl c0017ef8 <__csum_partial>
> c04be480: 4b b5 9a 79 bl c0017ef8 <__csum_partial>
> c04be710: 4b b5 97 e9 bl c0017ef8 <__csum_partial>
> c04c969c: 4b b4 e8 5d bl c0017ef8 <__csum_partial>
> c04ca2fc: 4b b4 db fd bl c0017ef8 <__csum_partial>
> c04cf5bc: 4b b4 89 3d bl c0017ef8 <__csum_partial>
> c04d0440: 4b b4 7a b9 bl c0017ef8 <__csum_partial>
>
> [...]

Applied to powerpc/next.

[1/1] powerpc: force inlining of csum_partial() to avoid multiple csum_partial() with GCC10
https://git.kernel.org/powerpc/c/328e7e487a464aad024fbde6663b7859df082b7b

cheers

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