linux-kernel - Re: [PATCH] bpf: Constify struct btf_kind

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Message-Id: 
 <172725903029.525990.1930102956415917557.git-patchwork-notify@kernel.org>
Date: Wed, 25 Sep 2024 10:10:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: martin.lau@...ux.dev, ast@...nel.org, daniel@...earbox.net,
 andrii@...nel.org, eddyz87@...il.com, song@...nel.org,
 yonghong.song@...ux.dev, john.fastabend@...il.com, kpsingh@...nel.org,
 sdf@...ichev.me, haoluo@...gle.com, jolsa@...nel.org,
 linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
 bpf@...r.kernel.org
Subject: Re: [PATCH] bpf: Constify struct btf_kind_operations

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Sun, 15 Sep 2024 18:21:54 +0200 you wrote:
> 'struct btf_kind_operations' are not modified in this driver.
> 
> Constifying this structures moves some data to a read-only section, so
> increase overall security, especially when the structure holds some
> function pointers.
> 
> On a x86_64, with allmodconfig:
> Before:
> ======
>    text	   data	    bss	    dec	    hex	filename
>  184320	   7091	    548	 191959	  2edd7	kernel/bpf/btf.o
> 
> [...]

Here is the summary with links:
  - bpf: Constify struct btf_kind_operations
    https://git.kernel.org/bpf/bpf-next/c/5e0965040301

You are awesome, thank you!
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