linux-kernel - Re: [PATCH bpf v2] bpf: fix probe read error in ___bpf_prog

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Message-Id: <165369361199.19303.7283921879306778896.git-patchwork-notify@kernel.org>
Date:   Fri, 27 May 2022 23:20:11 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Menglong Dong <menglong8.dong@...il.com>
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com,
        john.fastabend@...il.com, kpsingh@...nel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        linux-kernel@...r.kernel.org, imagedong@...cent.com,
        benbjiang@...cent.com, flyingpeng@...cent.com
Subject: Re: [PATCH bpf v2] bpf: fix probe read error in ___bpf_prog_run()

Hello:

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

On Tue, 24 May 2022 10:12:27 +0800 you wrote:
> From: Menglong Dong <imagedong@...cent.com>
> 
> I think there is something wrong with BPF_PROBE_MEM in ___bpf_prog_run()
> in big-endian machine. Let's make a test and see what will happen if we
> want to load a 'u16' with BPF_PROBE_MEM.
> 
> Let's make the src value '0x0001', the value of dest register will become
> 0x0001000000000000, as the value will be loaded to the first 2 byte of
> DST with following code:
> 
> [...]

Here is the summary with links:
  - [bpf,v2] bpf: fix probe read error in ___bpf_prog_run()
    https://git.kernel.org/bpf/bpf/c/caff1fa4118c

You are awesome, thank you!
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