On Mon, Jan 09, 2017 at 09:30:05PM +0100, Jan Kara wrote:
> On Sat 07-01-17 21:02:00, Johannes Weiner wrote:
> > On Tue, Jan 03, 2017 at 01:28:25PM +0100, Jan Kara wrote:
> > > On Mon 02-01-17 16:11:36, Johannes Weiner wrote:
> > > > On Fri, Dec 23, 2016 at 03:33:29AM -0500, Johannes Weiner wrote:
On Sat 07-01-17 21:02:00, Johannes Weiner wrote:
> On Tue, Jan 03, 2017 at 01:28:25PM +0100, Jan Kara wrote:
> > On Mon 02-01-17 16:11:36, Johannes Weiner wrote:
> > > On Fri, Dec 23, 2016 at 03:33:29AM -0500, Johannes Weiner wrote:
> > > > On Fri, Dec 23, 2016 at 02:32:41AM -0500, Johannes Weiner
On Sat, Jan 7, 2017 at 6:02 PM, Johannes Weiner wrote:
>
> Linus? Andrew?
Looks fine to me. Will apply.
Linus
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On Tue, Jan 03, 2017 at 01:28:25PM +0100, Jan Kara wrote:
> On Mon 02-01-17 16:11:36, Johannes Weiner wrote:
> > On Fri, Dec 23, 2016 at 03:33:29AM -0500, Johannes Weiner wrote:
> > > On Fri, Dec 23, 2016 at 02:32:41AM -0500, Johannes Weiner wrote:
> > > > On Thu, Dec 22, 2016 at 12:22:27PM -0800,
el Mailing List" , "Lee Duncan"
> , open-is...@googlegroups.com,
> "Linux SCSI List" , linux-bl...@vger.kernel.org,
> "Christoph Hellwig" ,
> "Andrea Arcangeli"
> Sent: Wednesday, January 4, 2017 10:26:09 AM
> Subject: Re: [4.10, panic, regres
;Lee Duncan" ,
> open-is...@googlegroups.com, "Linux SCSI List"
> , linux-bl...@vger.kernel.org, "Christoph
> Hellwig" , "Jan Kara"
> , "Andrea Arcangeli"
> Sent: Tuesday, January 3, 2017 7:28:25 AM
> Subject: Re: [4.10, panic, regression]
On Sat, Dec 24, 2016 at 02:17:26PM +0100, Hannes Reinecke wrote:
> Christoph, do you have a pointer to your patchset?
Here is a pointer to the current one after splitting it into properly
bisectable chunks. Besides proper changelogs the biggest item left
is fixing up dm-mpath to not allocate its
On Mon 02-01-17 16:11:36, Johannes Weiner wrote:
> On Fri, Dec 23, 2016 at 03:33:29AM -0500, Johannes Weiner wrote:
> > On Fri, Dec 23, 2016 at 02:32:41AM -0500, Johannes Weiner wrote:
> > > On Thu, Dec 22, 2016 at 12:22:27PM -0800, Hugh Dickins wrote:
> > > > On Wed, 21 Dec 2016, Linus Torvalds wr
On Fri, Dec 23, 2016 at 03:33:29AM -0500, Johannes Weiner wrote:
> On Fri, Dec 23, 2016 at 02:32:41AM -0500, Johannes Weiner wrote:
> > On Thu, Dec 22, 2016 at 12:22:27PM -0800, Hugh Dickins wrote:
> > > On Wed, 21 Dec 2016, Linus Torvalds wrote:
> > > > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinne
On Sat, Dec 24, 2016 at 02:17:26PM +0100, Hannes Reinecke wrote:
> Christoph, do you have a pointer to your patchset?
> Not that I'll be able to do any meaningful work until next year, but having
> a look would be nice. Just to get a feeling where you want to head to; I
> might be able to work on
On 12/24/2016 11:07 AM, Christoph Hellwig wrote:
On Fri, Dec 23, 2016 at 11:42:45AM -0800, Linus Torvalds wrote:
Ugh. This patch is nasty.
It's the same SCSI has done for ages - except that is uses a separate
kmalloc for the sense buffer.
I think we should just fix blk_execute_rq() instead.
On Fri, Dec 23, 2016 at 11:42:45AM -0800, Linus Torvalds wrote:
> Ugh. This patch is nasty.
It's the same SCSI has done for ages - except that is uses a separate
kmalloc for the sense buffer.
> I think we should just fix blk_execute_rq() instead.
As you found out below it's not just blk_execute_
On Fri, Dec 23, 2016 at 07:45:45PM -0700, Jens Axboe wrote:
> It's not that it's technically hard to fix up, it's more that it's a
> pain in the ass to have to do it. For instance, for blk_execute_rq(), we
> either should enforce that the caller allocates it dynamically and then
> free it, or we ne
On 12/23/2016 12:42 PM, Linus Torvalds wrote:
> On Fri, Dec 23, 2016 at 2:00 AM, Christoph Hellwig wrote:
>>
>> From: Christoph Hellwig
>> Date: Fri, 23 Dec 2016 10:57:06 +0100
>> Subject: virtio_blk: avoid DMA to stack for the sense buffer
>>
>> Most users of BLOCK_PC requests allocate the sense
On Fri, Dec 23, 2016 at 2:00 AM, Christoph Hellwig wrote:
>
> From: Christoph Hellwig
> Date: Fri, 23 Dec 2016 10:57:06 +0100
> Subject: virtio_blk: avoid DMA to stack for the sense buffer
>
> Most users of BLOCK_PC requests allocate the sense buffer on the stack,
> so to avoid DMA to the stack c
On Thu, Dec 22, 2016 at 04:03:56PM -0800, Chris Leech wrote:
> Of course, looks like I've screwed up my bisect run on this so I'm still
> taking a look. It triggers for me with 'hdparm -B /dev/vda' but may
> also depend on kernel configuration.
>
> I started with the fedora rawhide config with a
On Fri, Dec 23, 2016 at 02:32:41AM -0500, Johannes Weiner wrote:
> On Thu, Dec 22, 2016 at 12:22:27PM -0800, Hugh Dickins wrote:
> > On Wed, 21 Dec 2016, Linus Torvalds wrote:
> > > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
> > > > I unmounted the fs, mkfs'd it again, ran the
> > > > wo
On Thu, Dec 22, 2016 at 12:22:27PM -0800, Hugh Dickins wrote:
> On Wed, 21 Dec 2016, Linus Torvalds wrote:
> > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
> > > I unmounted the fs, mkfs'd it again, ran the
> > > workload again and about a minute in this fired:
> > >
> > > [628867.607417]
On Fri, Dec 23, 2016 at 07:53:50AM +0800, Ming Lei wrote:
> On Fri, Dec 23, 2016 at 2:50 AM, Chris Leech wrote:
> > I'm not reproducing any problems with xfstests running over iscsi_tcp
> > right now. Two 10G luns exported from an LIO target, attached directly
> > to a test VM as sda/sdb and xfst
On Fri, Dec 23, 2016 at 2:50 AM, Chris Leech wrote:
> On Thu, Dec 22, 2016 at 05:50:12PM +1100, Dave Chinner wrote:
>> On Wed, Dec 21, 2016 at 09:46:37PM -0800, Linus Torvalds wrote:
>> > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
>> > >
>> > > There may be deeper issues. I just started
On Wed, 21 Dec 2016, Linus Torvalds wrote:
> On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
> >
> > There may be deeper issues. I just started running scalability tests
> > (e.g. 16-way fsmark create tests) and about a minute in I got a
> > directory corruption reported - something I hadn't
On Thu, Dec 22, 2016 at 05:50:12PM +1100, Dave Chinner wrote:
> On Wed, Dec 21, 2016 at 09:46:37PM -0800, Linus Torvalds wrote:
> > On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
> > >
> > > There may be deeper issues. I just started running scalability tests
> > > (e.g. 16-way fsmark create
On Wed, Dec 21, 2016 at 09:46:37PM -0800, Linus Torvalds wrote:
> On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
> >
> > There may be deeper issues. I just started running scalability tests
> > (e.g. 16-way fsmark create tests) and about a minute in I got a
> > directory corruption reported
On Thu, Dec 22, 2016 at 05:30:46PM +1100, Dave Chinner wrote:
> > For "normal" bios the for_each_segment loop iterates over bi_vcnt,
> > so it will be ignored anyway. That being said both I and the lists
> > got CCed halfway through the thread and I haven't seen the original
> > report, so I'm not
On Thu, Dec 22, 2016 at 07:18:27AM +0100, Christoph Hellwig wrote:
> On Wed, Dec 21, 2016 at 03:19:15PM -0800, Linus Torvalds wrote:
> > Looking around a bit, the only even halfway suspicious scatterlist
> > initialization thing I see is commit f9d03f96b988 ("block: improve
> > handling of the magi
On Thu, Dec 22, 2016 at 04:13:22PM +1100, Dave Chinner wrote:
> On Wed, Dec 21, 2016 at 04:13:03PM -0800, Chris Leech wrote:
> > On Wed, Dec 21, 2016 at 03:19:15PM -0800, Linus Torvalds wrote:
> > > Hi,
> > >
> > > On Wed, Dec 21, 2016 at 2:16 PM, Dave Chinner wrote:
> > > > On Fri, Dec 16, 2016
On Wed, Dec 21, 2016 at 03:19:15PM -0800, Linus Torvalds wrote:
> Looking around a bit, the only even halfway suspicious scatterlist
> initialization thing I see is commit f9d03f96b988 ("block: improve
> handling of the magic discard payload") which used to have a magic
> hack wrt !bio->bi_vcnt, an
On Wed, Dec 21, 2016 at 9:13 PM, Dave Chinner wrote:
>
> There may be deeper issues. I just started running scalability tests
> (e.g. 16-way fsmark create tests) and about a minute in I got a
> directory corruption reported - something I hadn't seen in the dev
> cycle at all.
By "in the dev cycle
On Wed, Dec 21, 2016 at 04:13:03PM -0800, Chris Leech wrote:
> On Wed, Dec 21, 2016 at 03:19:15PM -0800, Linus Torvalds wrote:
> > Hi,
> >
> > On Wed, Dec 21, 2016 at 2:16 PM, Dave Chinner wrote:
> > > On Fri, Dec 16, 2016 at 10:59:06AM -0800, Chris Leech wrote:
> > >> Thanks Dave,
> > >>
> > >>
On Wed, Dec 21, 2016 at 03:19:15PM -0800, Linus Torvalds wrote:
> Hi,
>
> On Wed, Dec 21, 2016 at 2:16 PM, Dave Chinner wrote:
> > On Fri, Dec 16, 2016 at 10:59:06AM -0800, Chris Leech wrote:
> >> Thanks Dave,
> >>
> >> I'm hitting a bug at scatterlist.h:140 before I even get any iSCSI
> >> modul
Hi,
On Wed, Dec 21, 2016 at 2:16 PM, Dave Chinner wrote:
> On Fri, Dec 16, 2016 at 10:59:06AM -0800, Chris Leech wrote:
>> Thanks Dave,
>>
>> I'm hitting a bug at scatterlist.h:140 before I even get any iSCSI
>> modules loaded (virtio block) so there's something else going on in the
>> current me
On Fri, Dec 16, 2016 at 10:59:06AM -0800, Chris Leech wrote:
> Thanks Dave,
>
> I'm hitting a bug at scatterlist.h:140 before I even get any iSCSI
> modules loaded (virtio block) so there's something else going on in the
> current merge window. I'll keep an eye on it and make sure there's
> nothi
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