linux-kernel - Re: [PATCH v2 bpf-next 0/4] Make inode storage available to tracing prog

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Message-ID: <313c9cbb-627e-4256-950a-dd549331e73a@linux.dev>
Date: Tue, 12 Nov 2024 15:46:04 -0800
From: Martin KaFai Lau <martin.lau@...ux.dev>
To: Song Liu <song@...nel.org>
Cc: bpf@...r.kernel.org, linux-fsdevel@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org,
 kernel-team@...a.com, andrii@...nel.org, eddyz87@...il.com, ast@...nel.org,
 daniel@...earbox.net, viro@...iv.linux.org.uk, brauner@...nel.org,
 jack@...e.cz, kpsingh@...nel.org, mattbobrowski@...gle.com,
 amir73il@...il.com, repnop@...gle.com, jlayton@...nel.org,
 josef@...icpanda.com, mic@...ikod.net, gnoack@...gle.com
Subject: Re: [PATCH v2 bpf-next 0/4] Make inode storage available to tracing
 prog

On 11/12/24 12:36 AM, Song Liu wrote:
> bpf inode local storage can be useful beyond LSM programs. For example,
> bcc/libbpf-tools file* can use inode local storage to simplify the logic.
> This set makes inode local storage available to tracing program.

Overall looks good. Left some comments in the patches. All bpf sk/task/cgroup 
local storage has already done this move, great to see the last bpf inode 
storage that gets done and makes available to non bpf lsm prog.