linux-kernel - Re: [PATCH] perf: Fix sys_perf_event

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Message-ID: <Y3YPjo5wdKGVw7c5@zn.tnic>
Date:   Thu, 17 Nov 2022 11:40:14 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Ravi Bangoria <ravi.bangoria@....com>
Cc:     Peter Zijlstra <peterz@...radead.org>, nslusarek@....net,
        Linus Torvalds <torvalds@...ux-foundation.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf: Fix sys_perf_event_open() race against self

On Thu, Nov 17, 2022 at 04:03:54PM +0530, Ravi Bangoria wrote:
> The issue was because of multiple event contexts involved. However,
> it's no longer the case with reworked event context.

I got that but it wouldn't hurt to have this test regardless, no?

More testing is pretty much always better...

-- 
Regards/Gruss,
    Boris.

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