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From: Sanghyun Park <sanghyun.park.cnu@gmail.com>
To: Ihor Solodrai <ihor.solodrai@linux.dev>
Cc: Sanghyun Park <sanghyun.park.cnu@gmail.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Eduard Zingerman <eddyz87@gmail.com>,
	Sun Jian <sun.jian.kdev@gmail.com>,
	Kumar Kartikeya Dwivedi <memxor@gmail.com>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	Jiri Olsa <jolsa@kernel.org>,
	Emil Tsalapatis <emil@etsalapatis.com>,
	Puranjay Mohan <puranjay@kernel.org>,
	bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
	syzbot+cdd6c0925e12b0af60cc@syzkaller.appspotmail.com,
	sashiko-bot@kernel.org
Subject: Re: [PATCH bpf-next] bpf: Fix mmap_lock leak in irq_work path
Date: Thu, 30 Jul 2026 14:17:54 +0900	[thread overview]
Message-ID: <20260730051754.113857-2-sanghyun.park.cnu@gmail.com> (raw)
In-Reply-To: <33024de2-1121-4f08-a579-8a9ceeddf8bd@linux.dev>

Hi Ihor,

> So can irq_work_is_busy(&work->irq_work) be dropped here?

Thanks for pointing this out. 

You are right. The active guard is sufficient, so irq_work_is_busy() is
redundant.

I have dropped it and will send v2 soon.

Thanks!

      reply	other threads:[~2026-07-30  5:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-22  2:30 Sanghyun Park
2026-07-22  6:24 ` sun jian
2026-07-29 16:58 ` Puranjay Mohan
2026-07-29 20:03 ` Ihor Solodrai
2026-07-30  5:17   ` Sanghyun Park [this message]

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