From: patchwork-bot+netdevbpf@kernel.org
To: Yonghong Song <yonghong.song@linux.dev>
Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org,
daniel@iogearbox.net, kernel-team@fb.com, martin.lau@kernel.org,
salvabenedetto@meta.com
Subject: Re: [PATCH bpf-next v2] bpf: Use fake pt_regs when doing bpf syscall tracepoint tracing
Date: Wed, 11 Sep 2024 20:30:31 +0000 [thread overview]
Message-ID: <172608663176.1037972.15071231307249153305.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240910214037.3663272-1-yonghong.song@linux.dev>
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@kernel.org>:
On Tue, 10 Sep 2024 14:40:37 -0700 you wrote:
> Salvatore Benedetto reported an issue that when doing syscall tracepoint
> tracing the kernel stack is empty. For example, using the following
> command line
> bpftrace -e 'tracepoint:syscalls:sys_enter_read { print("Kernel Stack\n"); print(kstack()); }'
> bpftrace -e 'tracepoint:syscalls:sys_exit_read { print("Kernel Stack\n"); print(kstack()); }'
> the output for both commands is
> ===
> Kernel Stack
> ===
>
> [...]
Here is the summary with links:
- [bpf-next,v2] bpf: Use fake pt_regs when doing bpf syscall tracepoint tracing
https://git.kernel.org/bpf/bpf-next/c/376bd59e2a04
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2024-09-11 20:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-10 21:40 [PATCH bpf-next v2] bpf: Use fake pt_regs when doing bpf syscall tracepoint tracing Yonghong Song
2024-09-10 22:27 ` Andrii Nakryiko
2024-09-11 20:30 ` patchwork-bot+netdevbpf [this message]
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