From: Kees Cook <keescook@chromium.org>
To: Florian Mayer <fmayer@google.com>
Cc: Jonathan Corbet <corbet@lwn.net>,
Alexander Viro <viro@zeniv.linux.org.uk>,
"Eric W. Biederman" <ebiederm@xmission.com>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-doc@vger.kernel.org, Oleg Nesterov <oleg@redhat.com>,
Christian Brauner <brauner@kernel.org>,
Evgenii Stepanov <eugenis@google.com>,
Peter Collingbourne <pcc@google.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH RESEND] Add sicode to /proc/<PID>/stat.
Date: Fri, 9 Sep 2022 14:34:26 -0700 [thread overview]
Message-ID: <202209091432.5FEEE461F7@keescook> (raw)
In-Reply-To: <20220909180617.374238-1-fmayer@google.com>
On Fri, Sep 09, 2022 at 11:06:17AM -0700, Florian Mayer wrote:
> In order to enable additional debugging features, Android init needs a
> way to distinguish MTE-related SEGVs (with si_code of SEGV_MTEAERR)
> from other SEGVs. This is not possible with current APIs, neither by
> the existing information in /proc/<pid>/stat, nor via waitpid.
Normally no changes are made to "stat" any more. New additions are made
to "status" instead. Could it live there instead?
-Kees
--
Kees Cook
next prev parent reply other threads:[~2022-09-09 21:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-09 18:06 [PATCH RESEND] Add sicode to /proc/<PID>/stat Florian Mayer
2022-09-09 21:34 ` Kees Cook [this message]
2022-09-09 21:38 ` Florian Mayer
2022-09-09 21:47 ` Eric W. Biederman
2022-09-09 23:05 ` Florian Mayer
2022-09-18 22:04 ` Eric W. Biederman
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