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From: Kees Cook <keescook@chromium.org>
To: Christian Brauner <christian@brauner.io>
Cc: linux-kernel@vger.kernel.org, oleg@redhat.com,
	torvalds@linux-foundation.org, arnd@arndb.de,
	ebiederm@xmission.com, joel@joelfernandes.org,
	tglx@linutronix.de, tj@kernel.org, dhowells@redhat.com,
	jannh@google.com, luto@kernel.org, akpm@linux-foundation.org,
	cyphar@cyphar.com, viro@zeniv.linux.org.uk,
	kernel-team@android.com
Subject: Re: [PATCH v3 2/2] pidfd: add pidfd_wait tests
Date: Mon, 29 Jul 2019 09:31:23 -0700	[thread overview]
Message-ID: <201907290929.09B5189@keescook> (raw)
In-Reply-To: <20190727222229.6516-3-christian@brauner.io>

On Sun, Jul 28, 2019 at 12:22:30AM +0200, Christian Brauner wrote:
> Add tests for pidfd_wait() and CLONE_WAIT_PID:
> - test that waitid(P_PIDFD) can wait on a pidfd
> - test that waitid(P_PIDFD) can wait on a pidfd and return siginfo_t
> - test that waitid(P_PIDFD) works with WEXITED
> - test that waitid(P_PIDFD) works with WSTOPPED
> - test that waitid(P_PIDFD) works with WUNTRACED
> - test that waitid(P_PIDFD) works with WCONTINUED
> - test that waitid(P_PIDFD) works with WNOWAIT
> - test that waitid(P_PIDFD)works with WNOHANG

Reviewed-by: Kees Cook <keescook@chromium.org>

This all looks good to me! :) One note that doesn't apply to this patch
in particular, but might be nice to add (as I didn't see in the existing
tests) was testing for pathological conditions: passing in /dev/zero for
the pidfd, etc. (Maybe I missed those?)

-- 
Kees Cook

  reply	other threads:[~2019-07-29 16:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-27 22:22 [PATCH v3 0/2] pidfd: waiting on processes through pidfds Christian Brauner
2019-07-27 22:22 ` [PATCH v3 1/2] pidfd: add P_PIDFD to waitid() Christian Brauner
2019-07-29 14:27   ` Oleg Nesterov
2019-07-29 14:54     ` Christian Brauner
2019-07-29 16:24   ` Kees Cook
2019-07-29 17:56     ` Christian Brauner
2019-07-27 22:22 ` [PATCH v3 2/2] pidfd: add pidfd_wait tests Christian Brauner
2019-07-29 16:31   ` Kees Cook [this message]
2019-07-29 17:55     ` Christian Brauner

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