linux-kernel - Re: [PATCH bpf-next v2 0/2] bpf: Inline helper in powerpc JIT

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Message-ID: <mb61pbjkzmt7z.fsf@kernel.org>
Date: Tue, 18 Nov 2025 12:16:16 +0000
From: Puranjay Mohan <puranjay@...nel.org>
To: Saket Kumar Bhaskar <skb99@...ux.ibm.com>, bpf@...r.kernel.org,
 linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Cc: hbathini@...ux.ibm.com, sachinpb@...ux.ibm.com, venkat88@...ux.ibm.com,
 andrii@...nel.org, eddyz87@...il.com, ast@...nel.org,
 daniel@...earbox.net, martin.lau@...ux.dev, song@...nel.org,
 yonghong.song@...ux.dev, john.fastabend@...il.com, kpsingh@...nel.org,
 sdf@...ichev.me, haoluo@...gle.com, jolsa@...nel.org,
 christophe.leroy@...roup.eu, naveen@...nel.org, maddy@...ux.ibm.com,
 mpe@...erman.id.au, npiggin@...il.com
Subject: Re: [PATCH bpf-next v2 0/2] bpf: Inline helper in powerpc JIT

Saket Kumar Bhaskar <skb99@...ux.ibm.com> writes:

> This series add support for internal only per-CPU instructions,
> inlines the bpf_get_smp_processor_id() and bpf_get_current_task()
> helper calls for powerpc BPF JIT.
>
> Changes since v1:
> * Addressed Christophe's comments.
> * Inlined bpf_get_current_task() as well.
>
> v1: https://lore.kernel.org/all/20250311160955.825647-1-skb99@linux.ibm.com/ 
>
> Saket Kumar Bhaskar (2):
>   powerpc64/bpf: Support internal-only MOV instruction to resolve
>     per-CPU addrs
>   powerpc64/bpf: Inline bpf_get_smp_processor_id() and
>     bpf_get_current_task()
>
>  arch/powerpc/net/bpf_jit_comp.c   | 16 ++++++++++++++++
>  arch/powerpc/net/bpf_jit_comp64.c | 19 +++++++++++++++++++
>  2 files changed, 35 insertions(+)

For both the patches:

Reviewed-by: Puranjay Mohan <puranjay@...nel.org>