linux-kernel - Re: [RFC PATCH] panic: Add new taint flag for fault injection

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Message-ID: <78b7a67f-8c5b-6b2e-7fb5-01c47d75c104@meta.com>
Date:   Thu, 1 Dec 2022 16:00:03 -0500
From:   Chris Mason <clm@...a.com>
To:     Steven Rostedt <rostedt@...dmis.org>,
        Kees Cook <keescook@...omium.org>
Cc:     "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Borislav Petkov <bp@...en8.de>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        KP Singh <kpsingh@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Florent Revest <revest@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Christoph Hellwig <hch@...radead.org>
Subject: Re: [RFC PATCH] panic: Add new taint flag for fault injection

On 12/1/22 2:14 PM, Steven Rostedt wrote:
> On Thu, 1 Dec 2022 08:53:02 -0800
> Kees Cook <keescook@...omium.org> wrote:
> 
>>> Have you not been reading this thread?  
>>
>> I skimmed it -- trying to catch up from turkey week. If this was already
>> covered, then please ignore me. It just wasn't obvious from the commit
>> log why it was included.
> 
> That's a better request :-)
> 
> That is, please add why this is needed for BPF (and also include a Link:
> tag to this thread).

Sorry, I'm completely failing to parse.  Is this directed at Kees or
Benjamin?  I'm also not sure what the this is in "why this is needed for
BPF"?

-chris