From: patchwork-bot+netdevbpf@kernel.org
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: davem@davemloft.net, kuba@kernel.org, benh@kernel.crashing.org,
paulus@samba.org, mpe@ellerman.id.au,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH net-next v2] powerpc/net: Implement powerpc specific csum_shift() to remove branch
Date: Fri, 11 Mar 2022 11:00:13 +0000 [thread overview]
Message-ID: <164699641383.30508.9920591950729101881.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <1e1a0f38f3f0ab61283ccfb69626104a897f3551.1646755813.git.christophe.leroy@csgroup.eu>
Hello:
This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@davemloft.net>:
On Tue, 8 Mar 2022 17:12:10 +0100 you wrote:
> Today's implementation of csum_shift() leads to branching based on
> parity of 'offset'
>
> 000002f8 <csum_block_add>:
> 2f8: 70 a5 00 01 andi. r5,r5,1
> 2fc: 41 a2 00 08 beq 304 <csum_block_add+0xc>
> 300: 54 84 c0 3e rotlwi r4,r4,24
> 304: 7c 63 20 14 addc r3,r3,r4
> 308: 7c 63 01 94 addze r3,r3
> 30c: 4e 80 00 20 blr
>
> [...]
Here is the summary with links:
- [net-next,v2] powerpc/net: Implement powerpc specific csum_shift() to remove branch
https://git.kernel.org/netdev/net-next/c/3af722cb735d
You are awesome, thank you!
--
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prev parent reply other threads:[~2022-03-11 11:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 16:12 [PATCH net-next v2] powerpc/net: Implement powerpc specific csum_shift() to remove branch Christophe Leroy
2022-03-11 11:00 ` patchwork-bot+netdevbpf [this message]
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