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Message-ID: <5553DCAE.2010208@osg.samsung.com>
Date:	Wed, 13 May 2015 17:22:22 -0600
From:	Shuah Khan <shuahkh@....samsung.com>
To:	Darren Hart <dvhart@...ux.intel.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
CC:	linux-api@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Davidlohr Bueso <dave@...olabs.net>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	chrubis@...e.cz, Shuah Khan <shuahkh@....samsung.com>
Subject: Re: [PATCH v4 0/6] selftests: Add futex functional tests

On 05/12/2015 10:07 PM, Darren Hart wrote:
> Hi Shuah,
> 
> This series begins the process of migrating my futextest tests into kselftest.
> I've started with only the functional tests, as the performance and stress may
> not be appropriate for kselftest as they stand.
> 
> I cleaned up various complaints from checkpatch, but I ignored others that would
> require significant rework of the testcases, such as not using volatile and not
> creating new typedefs.
> 

Daren,

This patch series is good. kselftest run and install
are good. I see the following results. Something you
would expect?? No Issues and I am going to get them
into 4.2 - should show up in linux-kselftest next.

Thanks for adding these.

thanks,
-- Shuah

futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=0 owner=0 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=0 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=1 owner=0 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=1 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating third party blocker thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=0 owner=1 timeout=0ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating third party blocker thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=1 owner=0 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=1 owner=0 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=0 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=0 owner=0 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=0 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=0 owner=0 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=1 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating third party blocker thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=5000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=0 owner=1 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating third party blocker thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=500000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=1 locked=1 owner=0 timeout=2000000000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR
futex_requeue_pi: Test requeue functionality
	Arguments: broadcast=0 locked=1 owner=0 timeout=2000000000ns
	ERROR: Operation not permitted: pthread_create
	ERROR: Creating waiting thread failed
Result: ERROR

futex_requeue_pi_mismatched_ops: Detect mismatched requeue_pi operations
Result:  PASS

futex_requeue_pi_signal_restart: Test signal handling during requeue_pi
	Arguments: <none>
	ERROR: Operation not permitted: pthread_create
	ERROR: Unknown error -1: Creating waiting thread failedResult: ERROR

futex_wait_timeout: Block on a futex and wait for timeout
	Arguments: timeout=100000ns
Result:  PASS

futex_wait_wouldblock: Test the unexpected futex value in FUTEX_WAIT
Result:  PASS

futex_wait_uninitialized_heap: Test the uninitialized futex value in
FUTEX_WAIT
Result:  PASS
futex_wait_private_mapped_file: Test the futex value of private file
mappings in FUTEX_WAIT
Result:  PASS


-- 
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
shuahkh@....samsung.com | (970) 217-8978
--
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