From: Filipe Manana
Test that deduplication of an entire file that has a size that is not
aligned to the filesystem's block size into a different file does not
corrupt the destination's file data.
This test is motivated by a bug found in Btrfs which is fixed by the
following patch for the linux
On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
> From: Filipe Manana
>
> Test that deduplication of an entire file that has a size that is not
> aligned to the filesystem's block size into a different file does not
> corrupt the destination's file data.
>
> This test is mot
On Sun, Aug 19, 2018 at 3:07 PM, Eryu Guan wrote:
> On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
>> From: Filipe Manana
>>
>> Test that deduplication of an entire file that has a size that is not
>> aligned to the filesystem's block size into a different file does not
>> c
On Sun, Aug 19, 2018 at 04:41:31PM +0100, Filipe Manana wrote:
> On Sun, Aug 19, 2018 at 3:07 PM, Eryu Guan wrote:
> > On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
> >> From: Filipe Manana
> >>
> >> Test that deduplication of an entire file that has a size that is not
> >>
On Sun, Aug 19, 2018 at 5:19 PM, Eryu Guan wrote:
> On Sun, Aug 19, 2018 at 04:41:31PM +0100, Filipe Manana wrote:
>> On Sun, Aug 19, 2018 at 3:07 PM, Eryu Guan wrote:
>> > On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
>> >> From: Filipe Manana
>> >>
>> >> Test that dedupl
[cc linux-...@vger.kernel.org]
On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
> From: Filipe Manana
>
> Test that deduplication of an entire file that has a size that is not
> aligned to the filesystem's block size into a different file does not
> corrupt the destination's
On Mon, Aug 20, 2018 at 12:11 AM, Dave Chinner wrote:
> [cc linux-...@vger.kernel.org]
>
> On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
>> From: Filipe Manana
>>
>> Test that deduplication of an entire file that has a size that is not
>> aligned to the filesystem's block s
[cc linux-fsdevel now, too]
On Mon, Aug 20, 2018 at 09:11:26AM +1000, Dave Chinner wrote:
> [cc linux-...@vger.kernel.org]
>
> On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
> > From: Filipe Manana
> >
> > Test that deduplication of an entire file that has a size that is n
On Mon, Sep 10, 2018 at 07:06:46PM +1000, Dave Chinner wrote:
> On Thu, Sep 06, 2018 at 11:53:06PM -0400, Zygo Blaxell wrote:
> > On Thu, Sep 06, 2018 at 06:38:09PM +1000, Dave Chinner wrote:
> > > On Fri, Aug 31, 2018 at 01:10:45AM -0400, Zygo Blaxell wrote:
> > > > On Thu, Aug 30, 2018 at 04:27:4
On Wed, Sep 19, 2018 at 12:12:03AM -0400, Zygo Blaxell wrote:
> On Mon, Sep 10, 2018 at 07:06:46PM +1000, Dave Chinner wrote:
> > On Thu, Sep 06, 2018 at 11:53:06PM -0400, Zygo Blaxell wrote:
> > > On Thu, Sep 06, 2018 at 06:38:09PM +1000, Dave Chinner wrote:
> > > > On Fri, Aug 31, 2018 at 01:10:4
On Fri, Sep 21, 2018 at 12:59:31PM +1000, Dave Chinner wrote:
> On Wed, Sep 19, 2018 at 12:12:03AM -0400, Zygo Blaxell wrote:
[...]
> With no DMAPI in the future, people with custom HSM-like interfaces
> based on dmapi are starting to turn to fanotify and friends to
> provide them with the change n
On Sep 20, 2018, at 10:40 PM, Zygo Blaxell
wrote:
>
> On Fri, Sep 21, 2018 at 12:59:31PM +1000, Dave Chinner wrote:
>> On Wed, Sep 19, 2018 at 12:12:03AM -0400, Zygo Blaxell wrote:
> [...]
>> With no DMAPI in the future, people with custom HSM-like interfaces
>> based on dmapi are starting to tu
On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> [cc linux-fsdevel now, too]
>
> On Mon, Aug 20, 2018 at 09:11:26AM +1000, Dave Chinner wrote:
> > [cc linux-...@vger.kernel.org]
> >
> > On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
> > > From: Filipe Manana
On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> > So why was this dedupe request even accepted by the kernel? Well,
> > I think there's a bug in the check just above this:
> >
> > /* If we're linking to
On 8/20/18 7:49 PM, Dave Chinner wrote:
> Upon successful completion of this ioctl, the number of
> bytes successfully deduplicated is returned in bytes_deduped
> and a status code for the deduplication operation is
> returned in status. If even a single byte in the rang
On Mon, Aug 20, 2018 at 08:17:18PM -0500, Eric Sandeen wrote:
>
>
> On 8/20/18 7:49 PM, Dave Chinner wrote:
> > Upon successful completion of this ioctl, the number of
> > bytes successfully deduplicated is returned in bytes_deduped
> > and a status code for the deduplication operatio
On Mon, Aug 20, 2018 at 2:09 AM, Dave Chinner wrote:
> [cc linux-fsdevel now, too]
>
> On Mon, Aug 20, 2018 at 09:11:26AM +1000, Dave Chinner wrote:
>> [cc linux-...@vger.kernel.org]
>>
>> On Fri, Aug 17, 2018 at 09:39:24AM +0100, fdman...@kernel.org wrote:
>> > From: Filipe Manana
>> >
>> > Test
On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> > - is documenting rejection on request alignment grounds
> > (i.e. EINVAL) in the man page sufficient for app
> > developers to understand what is goin
On Thu, Aug 23, 2018 at 08:58:49AM -0400, Zygo Blaxell wrote:
> On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> > On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> > > - should we just round down the EOF dedupe request to the
> > > block before EOF so dedupe s
On Thu, Aug 23, 2018 at 08:58:49AM -0400, Zygo Blaxell wrote:
> On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> > On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> > > - is documenting rejection on request alignment grounds
> > > (i.e. EINVAL) in the man page
On Thu, Aug 30, 2018 at 04:27:43PM +1000, Dave Chinner wrote:
> On Thu, Aug 23, 2018 at 08:58:49AM -0400, Zygo Blaxell wrote:
> > On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> > > On Mon, Aug 20, 2018 at 11:09:32AM +1000, Dave Chinner wrote:
> > > > - is documenting rej
On Fri, Aug 31, 2018 at 01:10:45AM -0400, Zygo Blaxell wrote:
> On Thu, Aug 30, 2018 at 04:27:43PM +1000, Dave Chinner wrote:
> > On Thu, Aug 23, 2018 at 08:58:49AM -0400, Zygo Blaxell wrote:
> > > On Mon, Aug 20, 2018 at 08:33:49AM -0700, Darrick J. Wong wrote:
> > > > On Mon, Aug 20, 2018 at 11:0
On Thu, Sep 06, 2018 at 06:38:09PM +1000, Dave Chinner wrote:
> On Fri, Aug 31, 2018 at 01:10:45AM -0400, Zygo Blaxell wrote:
> > On Thu, Aug 30, 2018 at 04:27:43PM +1000, Dave Chinner wrote:
> > > On Thu, Aug 23, 2018 at 08:58:49AM -0400, Zygo Blaxell wrote:
> > > > On Mon, Aug 20, 2018 at 08:33:4
On Thu, Sep 06, 2018 at 11:53:06PM -0400, Zygo Blaxell wrote:
> On Thu, Sep 06, 2018 at 06:38:09PM +1000, Dave Chinner wrote:
> > On Fri, Aug 31, 2018 at 01:10:45AM -0400, Zygo Blaxell wrote:
> > > On Thu, Aug 30, 2018 at 04:27:43PM +1000, Dave Chinner wrote:
> > > > On Thu, Aug 23, 2018 at 08:58:4
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