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From: Jeff Moyer <jmoyer@redhat.com>
To: Eryu Guan <eguan@redhat.com>
Cc: Xiong Zhou <xzhou@redhat.com>,
	fstests@vger.kernel.org, ross.zwisler@linux.intel.com,
	dan.j.williams@intel.com
Subject: Re: [PATCH v2 2/3] DAX-DIO: skip DAX to non-DAX if unsupported
Date: Tue, 11 Apr 2017 09:54:22 -0400	[thread overview]
Message-ID: <x49d1cjjbht.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <20170411114410.GJ22845@eguan.usersys.redhat.com> (Eryu Guan's message of "Tue, 11 Apr 2017 19:44:10 +0800")

Eryu Guan <eguan@redhat.com> writes:

> On Mon, Apr 10, 2017 at 02:05:52PM +0800, Xiong Zhou wrote:
>> By tweaking SCRATCH_DEV by ndctl, only run DAX mapped
>> area DIO to non-DAX area tests when pmem device is in
>> "memory mode".
>> 
>> Signed-off-by: Xiong Zhou <xzhou@redhat.com>

> I'm not sure if it's proper to change the pmem device mode in tests.
> IMO, fstests just takes use of user specified TEST|SCRATCH_DEV and
> checks if they meet our requirements.
>
> So I think the correct way is just check the mode of pmem device and
> _notrun if the mode isn't compatible with this test.

It's a scratch device, so I see no issue with changing the mode.  If you
don't allow this, then we'll need to run through the tests several times
with different configurations just to get full coverage.

-Jeff

  reply	other threads:[~2017-04-11 13:54 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-07  7:56 [PATCH 1/3] common: helper to get value from ndctl list by key Xiong Zhou
2017-04-07  7:56 ` [PATCH 2/3] DAX-DIO: skip DAX to non-DAX if unsupported Xiong Zhou
2017-04-12  3:30   ` Ross Zwisler
2017-04-07  7:56 ` [PATCH 3/3] DAX: mmap write readonly file Xiong Zhou
2017-04-07 17:16 ` [PATCH 1/3] common: helper to get value from ndctl list by key Ross Zwisler
2017-04-10  6:05   ` [PATCH v2 " Xiong Zhou
2017-04-10  6:05     ` [PATCH v2 2/3] DAX-DIO: skip DAX to non-DAX if unsupported Xiong Zhou
2017-04-11 11:44       ` Eryu Guan
2017-04-11 13:54         ` Jeff Moyer [this message]
2017-04-11 14:26         ` Xiong Zhou
2017-04-10  6:05     ` [PATCH v2 3/3] DAX: mmap write readonly file Xiong Zhou
2017-04-11 11:46       ` Eryu Guan
2017-04-11 13:56         ` Jeff Moyer
2017-04-11 18:52           ` Ross Zwisler
2017-04-11 22:45             ` Ross Zwisler
2017-04-12  2:52               ` Xiong Zhou
2017-04-12  4:03       ` Ross Zwisler
2017-04-12  6:26         ` Xiong Zhou
2017-04-12 14:46           ` [PATCH v3 0/4] split DAX mmap DIO cases Xiong Zhou
2017-04-12 14:46             ` [PATCH v3 1/4] DAX-DIO: make dax_to_non_dax dio test solo Xiong Zhou
2017-04-12 14:46             ` [PATCH v3 2/4] generic: test mmap io fom DAX to non-DAX Xiong Zhou
2017-04-13  4:11               ` Xiong Zhou
2017-04-13 13:36                 ` Dan Williams
2017-04-14 10:01                   ` Xiong Zhou
2017-04-14 14:49                     ` Dan Williams
2017-04-14 15:22                       ` Ross Zwisler
2017-04-14 15:33                         ` Dan Williams
2017-04-14 15:51                           ` Ross Zwisler
2017-04-12 14:46             ` [PATCH v3 3/4] xfs: test per-inode DAX flag " Xiong Zhou
2017-04-12 14:46             ` [PATCH v3 4/4] generic: mmap write readonly DAX file Xiong Zhou
2017-04-17  7:14             ` [PATCH v4 0/4] split DAX mmap DIO cases Xiong Zhou
2017-04-17  7:14               ` [PATCH v4 1/4] DAX-DIO: make dax_to_non_dax dio test solo Xiong Zhou
2017-04-18 16:31                 ` Ross Zwisler
2017-04-17  7:14               ` [PATCH v4 2/4] generic: test mmap io fom DAX to non-DAX Xiong Zhou
2017-04-17 14:14                 ` Dan Williams
2017-04-17 22:54                   ` Dan Williams
2017-04-17 23:39                     ` Ross Zwisler
2017-04-17 23:47                       ` Dan Williams
2017-04-19  8:40                   ` Xiong Zhou
2017-04-19 15:53                     ` Dan Williams
2017-04-18 10:12                 ` Christoph Hellwig
2017-04-18 14:49                   ` Xiong Zhou
2017-07-28 14:55                   ` Jeff Moyer
2017-04-18 16:32                 ` Ross Zwisler
2017-04-17  7:14               ` [PATCH v4 3/4] xfs: test per-inode DAX flag " Xiong Zhou
2017-04-18 16:36                 ` Ross Zwisler
2017-04-17  7:14               ` [PATCH v4 4/4] generic: mmap write readonly DAX file Xiong Zhou
2017-04-18 17:05                 ` Ross Zwisler
2017-04-19  2:54                   ` Xiong Zhou
2017-04-24 16:34                 ` Ross Zwisler
2017-09-25  8:40               ` [PATCH v5 0/3] fix dax to nondax dio fake failures Xiong Zhou
2017-09-25  8:40                 ` [PATCH v5 1/3] generic: mmap write readonly DAX file Xiong Zhou
2017-09-27  9:57                   ` Eryu Guan
2017-09-25  8:40                 ` [PATCH v5 2/3] generic/413: skip dax to nondax dio test if needed Xiong Zhou
2017-09-27  9:50                   ` Eryu Guan
2017-09-27 15:01                     ` Jeff Moyer
2017-09-25  8:40                 ` [PATCH v5 3/3] xfs/260: remove per-inode DAX flag test Xiong Zhou
2017-09-25 16:59                   ` Ross Zwisler
2017-09-26  0:51                     ` Xiong Zhou
2017-09-28  7:41                 ` [PATCH v6 0/4] fix dax to nondax dio fake failures Xiong Zhou
2017-09-28  7:41                   ` [PATCH v6 1/4] tests: add new group dax Xiong Zhou
2017-09-28  7:41                   ` [PATCH v6 2/4] gitignore: sort src/ binaries name Xiong Zhou
2017-09-28 11:10                     ` Dave Chinner
2017-09-28 12:28                       ` Xiong Zhou
2017-09-28 21:43                         ` Dave Chinner
2017-09-28  7:41                   ` [PATCH v6 3/4] generic: mmap write readonly DAX file Xiong Zhou
2017-09-28  7:41                   ` [PATCH v6 4/4] generic/413: skip dax to nondax dio test if needed Xiong Zhou
2017-09-29  2:16                   ` [PATCH v7] " Xiong Zhou
2017-09-29 16:24                     ` Ross Zwisler
2017-09-30  2:30                       ` Xiong Zhou
2017-04-11 11:40     ` [PATCH v2 1/3] common: helper to get value from ndctl list by key Eryu Guan

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