On 9/11/18 12:28 PM, Theodore Y. Ts'o wrote:
> On Tue, Sep 11, 2018 at 05:20:24PM +0200, Jan Kara wrote:
>>> Hum, it seems Ted never picked this patch up. I guess I'll gather the two
>>> fixes you pointed out and resend them to Ted.
>>
>> Actually only one patch when looking into it now.
>
> I bel
On 8/7/18 3:45 AM, Jan Kara wrote:
> On Fri 27-07-18 10:28:51, Ross Zwisler wrote:
>> + fsdevel and the xfs list.
>>
>> On Wed, Jul 25, 2018 at 4:28 PM Ross Zwisler
>> wrote:
>>> On Wed, Jul 11, 2018 at 10:17:41AM +0200, Jan Kara wrote:
On Tue 10-07-18 13:10:29, Ross Zwisler wrote:
> Chan
On 8/8/18 12:25 PM, Dave Jiang wrote:
> From: Ross Zwisler
>
> If the refcount of a page is lowered between the time that it is returned
> by dax_busy_page() and when the refcount is again checked in
> ext4_break_layouts() => ___wait_var_event(), the waiting function
> ext4_wait_dax_page() will n
On 7/10/18 2:10 PM, Ross Zwisler wrote:
> Inodes using DAX should only ever have exceptional entries in their page
> caches. Make this clear by warning if the iteration in
> dax_layout_busy_page() ever sees a non-exceptional entry, and by adding a
> comment for the pagevec_release() call which onl
On 8/10/18 2:24 PM, Ross Zwisler wrote:
> On Fri, Aug 10, 2018 at 9:23 AM Dave Jiang wrote:
>> On 08/10/2018 11:31 AM, Eric Sandeen wrote:
>>> On 8/8/18 12:31 PM, Dave Jiang wrote:
>>>> This patch is the duplicate of ross's fix for ext4 for xfs.
>>>
On 8/8/18 12:31 PM, Dave Jiang wrote:
> This patch is the duplicate of ross's fix for ext4 for xfs.
>
> If the refcount of a page is lowered between the time that it is returned
> by dax_busy_page() and when the refcount is again checked in
> xfs_break_layouts() => ___wait_var_event(), the waiting
On 6/27/18 9:37 PM, Linus Torvalds wrote:
> On Wed, Jun 27, 2018 at 7:17 PM Eric Sandeen wrote:
>>
>> What broke is that mmap(MAP_SHARED|MAP_PRIVATE) now succeeds without error,
>> whereas before it rightly returned -EINVAL.
>
> You're still confusing *behavi
On 6/27/18 9:10 PM, Linus Torvalds wrote:
> On Wed, Jun 27, 2018 at 6:45 PM Eric Sandeen wrote:
>>
>> Thus the invalid flag combination of (MAP_SHARED|MAP_PRIVATE) now
>> passes without error, which is a regression.
>
> It's not a regression, it's just ne
knows when to use the
VALIDATE flag.
I'm not super happy with this, because it also means that code
which explicitly asks for mmap(MAP_SHARED|MAP_PRIVATE|MAP_SYNC) will
also pass, but I'm not sure there's anything to do about that.
Reported-by: Zhibin Li
Signed-off-by: Eric Sandeen
is wrinkle, i.e. mount -o dax
means at least /one/ of the devices must support it, and then at runtime
whichever file you try to use dax on still needs to be on a device that
supports it ... but ok, anyway this seems fine functionally.
you've assured me that xfstests are coming ;)
Revie
On 12/5/17 6:27 PM, Dave Chinner wrote:
> FYI, I posted a fix for this weeks ago. I think Eric has already
> picked it up, but it hasn't been pushed out into the for-next branch
> yet.
Yes, sorry for the delay. Will be pushed out soon.
> Cheers,
>
> Dave.
>
__
On 11/17/17 3:14 PM, Ross Zwisler wrote:
> On Fri, Nov 17, 2017 at 03:03:39PM -0600, Eric Sandeen wrote:
>> On 11/17/17 2:48 PM, Ross Zwisler wrote:
>>> On Fri, Nov 17, 2017 at 02:39:07PM -0600, Eric Sandeen wrote:
>>>> On 11/17/17 2:25 PM, Ross Zwisler wrot
On 11/17/17 2:48 PM, Ross Zwisler wrote:
> On Fri, Nov 17, 2017 at 02:39:07PM -0600, Eric Sandeen wrote:
>> On 11/17/17 2:25 PM, Ross Zwisler wrote:
>>> Add a new 'log_writes' command to xfs_io so that we can add dm-log-writes
>>> log marks via the external &
On 11/17/17 2:25 PM, Ross Zwisler wrote:
> Add a new 'log_writes' command to xfs_io so that we can add dm-log-writes
> log marks via the external 'dmsetup' executable. It's helpful to allow
> users of xfs_io to adds these marks from within xfs_io instead of waiting
> until after xfs_io exits becau
On 9/26/17 6:09 AM, Dave Chinner wrote:
> On Tue, Sep 26, 2017 at 11:35:48AM +0200, Jan Kara wrote:
>> On Tue 26-09-17 09:38:12, Dave Chinner wrote:
>>> On Mon, Sep 25, 2017 at 05:13:58PM -0600, Ross Zwisler wrote:
Before support for the per-inode DAX flag was disabled the XFS the code had
>
On 9/5/17 5:35 PM, Ross Zwisler wrote:
> The original intent of this series was to add a per-inode DAX flag to ext4
> so that it would be consistent with XFS. In my travels I found and fixed
> several related issues in both ext4 and XFS.
Hi Ross -
hch had a lot of reasons to nuke the dax flag fr
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