Cc raid and dm list.
On Thu, May 16, 2024 at 06:24:18PM +0800, Changhui Zhong wrote:
> Hello,
>
> when create lvm raid1, the command hang on for a long time.
> please help check it and let me know if you need any info/testing for
> it, thanks.
>
>
On Wed, May 15, 2024 at 08:15:20PM +0200, Mikulas Patocka wrote:
> Hi
>
> I found this piece of code in alloc_multiple_bios:
> int try = (gfp_flag & GFP_NOWAIT) ? 0 : 1;
I guess the above check is supposed to be (gfp_flag == GFP_NOWAIT)?
>
> The problem is that GFP_NOWAIT includes
On Wed, May 15, 2024 at 03:28:11PM +0200, Mikulas Patocka wrote:
> If we allocate a bio that is larger than NVMe maximum request size, attach
> integrity metadata to it and send it to the NVMe subsystem, the integrity
> metadata will be corrupted.
>
> Splitting the bio works correctly. The
From: Ming Lei
configs: move CONFIG_BLK_SED_OPAL into redhat/configs/common/generic
CONFIG_BLK_SED_OPAL is being enabled for rhel9, and need to be enabled
for cs10 too.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/fedora/generic/CONFIG_BLK_SED_OPAL
b/redhat/configs/common/generic
From: Ming Lei
configs: move CONFIG_BLK_DEV_UBLK into rhel/configs/generic
CONFIG_BLK_DEV_UBLK has been enabled since fedora 38, and plan to
enable it in rhel10.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/fedora/generic/CONFIG_BLKDEV_UBLK_LEGACY_OPCODES
b/redhat/configs/common
From: Ming Lei on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/3071
We plan to support both two in cs10.
Signed-off-by: Ming Lei
---
redhat/configs/fedora/generic/CONFIG_BLKDEV_UBLK_LEGACY_OPCODES =>
redhat/configs/common/gene
From: Ming Lei on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/3071#note_1884330539
@ptalbert You are right, we need to move the configs from fedora to common,
and now it is done in v2, can you unblock the ackes?
--
___
kernel
From: Ming Lei
configs: move CONFIG_BLK_DEV_UBLK into rhel/configs/generic
CONFIG_BLK_DEV_UBLK has been enabled since fedora 38, and plan to
enable it in rhel10.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/fedora/generic/CONFIG_BLKDEV_UBLK_LEGACY_OPCODES
b/redhat/configs/common
From: Ming Lei on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/3071
We plan to support both two in cs10.
Signed-off-by: Ming Lei
---
redhat/configs/fedora/generic/CONFIG_BLKDEV_UBLK_LEGACY_OPCODES =>
redhat/configs/common/gene
From: Ming Lei
configs: move CONFIG_BLK_SED_OPAL into redhat/configs/common/generic
CONFIG_BLK_SED_OPAL is being enabled for rhel9, and need to be enabled
for cs10 too.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/fedora/generic/CONFIG_BLK_SED_OPAL
b/redhat/configs/common/generic
On Wed, Apr 24, 2024 at 12:26:26PM +0200, Geert Uytterhoeven wrote:
> Hi Ming,
>
> On Sun, 7 Apr 2024, Ming Lei wrote:
> > When one stacking device is over one device with virt_boundary_mask and
> > another one with max segment size, the stacking device have both lim
ctually updated before
> the assignment.
>
> Signed-off-by: Christoph Hellwig
> Signed-off-by: Mike Snitzer
Reviewed-by: Ming Lei
Thanks,
Ming
) because blk_validate_limits() was
> made less strict with commit b561ea56a264 ("block: allow device to
> have both virt_boundary_mask and max segment size").
>
> Signed-off-by: Mike Snitzer
Reviewed-by: Ming Lei
Thanks,
Ming
From: Ming Lei
configs: add CONFIG_BLK_DEV_UBLK
CONFIG_BLK_DEV_UBLK has been enabled since fedora 38, and plan to
enable it in rhel10.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/common/generic/CONFIG_BLK_DEV_UBLK
b/redhat/configs/common/generic/CONFIG_BLK_DEV_UBLK
new file mode
From: Ming Lei on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/3071
We plan to support both two in cs10.
Signed-off-by: Ming Lei
---
redhat/configs/common/generic/CONFIG_BLK_DEV_UBLK | 1 +
redhat/configs/common/generic/CONFIG_BLK_SED_OPAL | 1 +
2
From: Ming Lei
configs: enable CONFIG_BLK_SED_OPAL
CONFIG_BLK_SED_OPAL is being enabled for rhel9, and need to be enabled
for cs10 too.
Signed-off-by: Ming Lei
diff --git a/redhat/configs/common/generic/CONFIG_BLK_SED_OPAL
b/redhat/configs/common/generic/CONFIG_BLK_SED_OPAL
new file mode
On Tue, Apr 16, 2024 at 11:28:42AM -0400, Mike Snitzer wrote:
> From: Ming Lei
>
> 'dmsetup remove' and 'dmsetup remove_all' require synchronous bdev
> release. Otherwise dm_lock_for_deletion() may return -EBUSY if the open
> count is > 0, because the open count is dropp
use regression.
Fix the issue by using __fput_sync().
Reported-by: Zhong Changhui
Fixes: a28d893eb327 ("md: port block device access to file")
Suggested-by: Christian Brauner
Cc: Jan Kara
Signed-off-by: Ming Lei
---
drivers/md/dm.c | 4 ++--
1 file changed, 2 insertions(+), 2 delet
On Mon, Apr 15, 2024 at 06:22:10PM +0200, Jan Kara wrote:
> On Mon 15-04-24 23:11:50, Ming Lei wrote:
> > On Mon, Apr 15, 2024 at 04:53:42PM +0200, Christian Brauner wrote:
> > > On Mon, Apr 15, 2024 at 10:35:53PM +0800, Ming Lei wrote:
> > > > On Mon, Apr 15, 2024
On Mon, Apr 15, 2024 at 04:53:42PM +0200, Christian Brauner wrote:
> On Mon, Apr 15, 2024 at 10:35:53PM +0800, Ming Lei wrote:
> > On Mon, Apr 15, 2024 at 02:35:17PM +0200, Christian Brauner wrote:
> > > On Mon, Apr 15, 2024 at 05:26:19PM +0800, Ming Lei wr
On Mon, Apr 15, 2024 at 02:35:17PM +0200, Christian Brauner wrote:
> On Mon, Apr 15, 2024 at 05:26:19PM +0800, Ming Lei wrote:
> > Hello,
> >
> > On Tue, Jan 23, 2024 at 02:26:21PM +0100, Christian Brauner wrote:
> > > Signed-off-by: Christian Brauner
&g
Hello,
On Tue, Jan 23, 2024 at 02:26:21PM +0100, Christian Brauner wrote:
> Signed-off-by: Christian Brauner
> ---
> drivers/md/dm.c | 23 +--
> drivers/md/md.c | 12 ++--
> drivers/md/md.h | 2 +-
>
On Tue, Apr 09, 2024 at 03:57:58PM +0200, Christoph Hellwig wrote:
> On Mon, Apr 08, 2024 at 05:48:02PM +0800, Ming Lei wrote:
> > The limit is from commit 09324d32d2a0 ("block: force an unlimited segment
> > size on queues with a virt boundary") which claims to fix f6970f
On Mon, Apr 08, 2024 at 10:47:39AM +0200, Christoph Hellwig wrote:
> On Mon, Apr 08, 2024 at 03:36:50PM +0800, Ming Lei wrote:
> > It isn't now we put the limit, and this way has been done for stacking
> > device
> > since beginning, it is actually added by commit d69
On Mon, Apr 08, 2024 at 07:55:42AM +0200, Christoph Hellwig wrote:
> On Sun, Apr 07, 2024 at 09:19:31PM +0800, Ming Lei wrote:
> > When one stacking device is over one device with virt_boundary_mask and
> > another one with max segment size, the stacking device have both limits
&g
ph Hellwig
Cc: Mike Snitzer
Cc: dm-devel@lists.linux.dev
Cc: Song Liu
Cc: linux-r...@vger.kernel.org
Signed-off-by: Ming Lei
---
block/blk-settings.c | 16 ++--
1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/block/blk-settings.c b/block/blk-settings.c
index cdbaef159c4b.
On Thu, Mar 21, 2024 at 08:39:06PM -0600, Keith Busch wrote:
> On Fri, Mar 22, 2024 at 10:08:11AM +0800, Ming Lei wrote:
> > On Thu, Mar 21, 2024 at 06:01:41PM +0100, Mikulas Patocka wrote:
> > > I would change it to
> > >
> > > if (unlikely((
On Thu, Mar 21, 2024 at 6:27 PM Fabio Valentini wrote:
>
> On Thu, Mar 21, 2024 at 9:25 AM Richard W.M. Jones wrote:
> >
> > On Thu, Mar 21, 2024 at 11:04:13AM +0800, Ming Lei wrote:
> > > Hello Richard and Guys,
> > >
> > > I plan to packag
On Fri, Mar 22, 2024 at 01:32:30PM +0100, Mikulas Patocka wrote:
>
>
> On Fri, 22 Mar 2024, Ming Lei wrote:
>
> > If logical block becomes mismatched by reconfiguration, the whole DM stack
> > can't work:
> >
> > - at the beginning, DM is over NVMe(512 b
On Fri, Mar 22, 2024 at 11:30:33AM +0100, Mikulas Patocka wrote:
>
>
> On Fri, 22 Mar 2024, Ming Lei wrote:
>
> > On Thu, Mar 21, 2024 at 05:48:45PM +0100, Mikulas Patocka wrote:
> > > It may be possible to set up dm-integrity with smaller sector size than
&g
On Thu, Mar 21, 2024 at 06:01:41PM +0100, Mikulas Patocka wrote:
>
>
> On Thu, 21 Mar 2024, Mike Snitzer wrote:
>
> > On Thu, Mar 21 2024 at 9:16P -0400,
> > Ming Lei wrote:
> >
> > > For any bio with data, its start sector and size have to be align
On Thu, Mar 21, 2024 at 05:48:45PM +0100, Mikulas Patocka wrote:
> It may be possible to set up dm-integrity with smaller sector size than
> the logical sector size of the underlying device. In this situation,
> dm-integrity guarantees that the outgoing bios have the same alignment as
> incoming
Hello Richard and Guys,
I plan to package rublk to Fedora, and it is one Rust project.
Can you provide a little guide about how to do that? such as,
where can I find the guide doc? And is it github or crates which
should be used as source for Fedora packaging?
[1]
On Tue, Mar 19, 2024 at 04:41:26PM +0100, Martin Wilck wrote:
> Hello Ming,
>
> On Tue, 2024-03-19 at 21:04 +0800, Ming Lei wrote:
> > Hello Martin,
> >
> > On Sat, Mar 16, 2024 at 12:10:35AM +0100, Martin Wilck wrote:
> > > In a recent kernel dump analys
Hello Martin,
On Sat, Mar 16, 2024 at 12:10:35AM +0100, Martin Wilck wrote:
> In a recent kernel dump analysis, we found that the kernel crashed because
> dm_rq_target_io tio->ti was pointing to invalid memory in dm_end_request(),
> in a situation where multipathd was doing map reloads because of
On Tue, Mar 12, 2024 at 02:10:13PM -0700, Christoph Hellwig wrote:
> On Tue, Mar 12, 2024 at 11:22:53AM -0400, Mike Snitzer wrote:
> > blk_validate_limits() is currently very pedantic. I discussed with Jens
> > briefly and we're thinking it might make sense for blk_validate_limits()
> > to be more
On Sun, Mar 10, 2024 at 02:11:11PM -0400, Patrick Plenefisch wrote:
> On Sun, Mar 10, 2024 at 11:27 AM Mike Snitzer wrote:
> >
> > On Sun, Mar 10 2024 at 7:34P -0400,
> > Ming Lei wrote:
> >
> > > On Sat, Mar 09, 2024 at 03:39:02PM -0500, Patrick Plenefisc
On Sun, Mar 10, 2024 at 11:27:22AM -0400, Mike Snitzer wrote:
> On Sun, Mar 10 2024 at 7:34P -0400,
> Ming Lei wrote:
>
> > On Sat, Mar 09, 2024 at 03:39:02PM -0500, Patrick Plenefisch wrote:
> > > On Wed, Mar 6, 2024 at 11:00 AM Ming Lei wrote:
> > > >
&
On Sat, Mar 09, 2024 at 03:39:02PM -0500, Patrick Plenefisch wrote:
> On Wed, Mar 6, 2024 at 11:00 AM Ming Lei wrote:
> >
> > On Tue, Mar 05, 2024 at 12:45:13PM -0500, Mike Snitzer wrote:
> > > On Thu, Feb 29 2024 at 5:05P -0500,
> > > Goffredo Baroncelli w
On Tue, Mar 05, 2024 at 12:45:13PM -0500, Mike Snitzer wrote:
> On Thu, Feb 29 2024 at 5:05P -0500,
> Goffredo Baroncelli wrote:
>
> > On 29/02/2024 21.22, Patrick Plenefisch wrote:
> > > On Thu, Feb 29, 2024 at 2:56 PM Goffredo Baroncelli
> > > wrote:
> > > >
> > > > > Your understanding is
On Mon, Feb 05, 2024 at 11:41:04AM +0900, Damien Le Moal wrote:
> On 2/5/24 11:19, Ming Lei wrote:
> >>>> +static inline void blk_zone_wplug_add_bio(struct blk_zone_wplug *zwplug,
> >>>> + struct bio *
On Mon, Feb 05, 2024 at 11:41:04AM +0900, Damien Le Moal wrote:
> On 2/5/24 11:19, Ming Lei wrote:
> >>>> +static inline void blk_zone_wplug_add_bio(struct blk_zone_wplug *zwplug,
> >>>> + struct bio *
On Mon, Feb 05, 2024 at 08:57:00AM +0900, Damien Le Moal wrote:
> On 2/4/24 12:56, Ming Lei wrote:
> > On Fri, Feb 02, 2024 at 04:30:44PM +0900, Damien Le Moal wrote:
> >> +/*
> >> + * Zone write plug flags bits:
> >> + * - BLK_ZONE_WPLUG_CONV: Indicate
On Fri, Feb 02, 2024 at 04:30:44PM +0900, Damien Le Moal wrote:
> Zone write plugging implements a per-zone "plug" for write operations to
> tightly control the submission and execution order of writes to
> sequential write required zones of a zoned block device. Per-zone
> plugging of writes
> [snitzer: revised commit header]
> Signed-off-by: Mike Snitzer
Looks fine,
Reviewed-by: Ming Lei
Thanks,
Ming
On Mon, Jan 22, 2024 at 05:30:07PM +0100, Mikulas Patocka wrote:
> Hi
>
>
> On Fri, 19 Jan 2024, Ming Lei wrote:
>
> > Hi Mikulas,
> >
> > On Thu, Aug 10, 2023 at 12:07:07PM +0200, Mikulas Patocka wrote:
> > > Hi
> > >
> > > Here I
Hi Mikulas,
On Thu, Aug 10, 2023 at 12:07:07PM +0200, Mikulas Patocka wrote:
> Hi
>
> Here I'm submitting the ramdisk discard patches for the next merge window.
> If you want to make some more changes, please let me now.
brd discard is removed in f09a06a193d9 ("brd: remove discard support")
in
Hello,
qcow2-rs[1] is one pure Rust library for reading/writing qcow2 image, it is
based on rsd's[2] internal qcow2 implementation, but with lots of change, so
far:
- supports read/write on data file, backing file and compressed image
- block device like interface, minimized read/write unit is
On Wed, Nov 01, 2023 at 11:15:02AM +0100, Hannes Reinecke wrote:
> On 11/1/23 04:24, Ming Lei wrote:
> > On Wed, Nov 01, 2023 at 03:14:22AM +0100, Marek Marczykowski-Górecki wrote:
> > > On Wed, Nov 01, 2023 at 09:27:24AM +0800, Ming Lei wrote:
> > > > On Tue,
On Wed, Nov 01, 2023 at 03:14:22AM +0100, Marek Marczykowski-Górecki wrote:
> On Wed, Nov 01, 2023 at 09:27:24AM +0800, Ming Lei wrote:
> > On Tue, Oct 31, 2023 at 11:42 PM Marek Marczykowski-Górecki
> > wrote:
> > >
> > > On Tue, Oct 31, 2023 at 03:01:36PM +010
ust collect logs of the exact disks if you know what
are behind dm-crypt,
which can be figured out by `lsblk`, and it has to be collected after
the hang is triggered.
Thanks,
Ming Lei
On Wed, Oct 25, 2023 at 03:34:40PM -0400, Mike Snitzer wrote:
> From: Mikulas Patocka
>
> Update DM core's IO submission to allocate required memory using
> GFP_NOWAIT if REQ_NOWAIT is set. Lone exception is in the error path
> where DM's requeue support needs to allocate a clone bio in
>
On Mon, Sep 25, 2023 at 05:17:10PM -0400, Stefan Hajnoczi wrote:
> On Fri, Sep 15, 2023 at 03:04:05PM +0800, Jason Wang wrote:
> > On Fri, Sep 8, 2023 at 11:25 PM Ming Lei wrote:
> > >
> > > On Fri, Sep 08, 2023 at 08:44:45AM -0600, Jens Axboe wrote:
> > >
On Fri, Sep 08, 2023 at 08:44:45AM -0600, Jens Axboe wrote:
> On 9/8/23 8:34 AM, Ming Lei wrote:
> > On Fri, Sep 08, 2023 at 07:49:53AM -0600, Jens Axboe wrote:
> >> On 9/8/23 3:30 AM, Ming Lei wrote:
> >>> diff --git a/io_uring/io_uring.c b/io_uring/io_ur
On Thu, Aug 10, 2023 at 09:18:27AM +0800, Baoquan He wrote:
> On 08/10/23 at 08:09am, Ming Lei wrote:
> > On Wed, Aug 09, 2023 at 03:44:01PM +0200, Christoph Hellwig wrote:
> > > I'm starting to sound like a broken record, but we can't just do random
> > > is_kdump
On Thu, Aug 10, 2023 at 09:18:27AM +0800, Baoquan He wrote:
> On 08/10/23 at 08:09am, Ming Lei wrote:
> > On Wed, Aug 09, 2023 at 03:44:01PM +0200, Christoph Hellwig wrote:
> > > I'm starting to sound like a broken record, but we can't just do random
> > > is_kdump
On Wed, Aug 09, 2023 at 03:44:01PM +0200, Christoph Hellwig wrote:
> I'm starting to sound like a broken record, but we can't just do random
> is_kdump checks, and it's not going to get better by resending it again and
> again. If kdump kernels limit the number of possible CPUs, it needs to
>
On Wed, Aug 09, 2023 at 03:44:01PM +0200, Christoph Hellwig wrote:
> I'm starting to sound like a broken record, but we can't just do random
> is_kdump checks, and it's not going to get better by resending it again and
> again. If kdump kernels limit the number of possible CPUs, it needs to
>
resource utilization, and reduce
risk of kernel failure.
Cc: Michael S. Tsirkin
Cc: Jason Wang
Cc: virtualization@lists.linux-foundation.org
Signed-off-by: Ming Lei
---
drivers/block/virtio_blk.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/block/virtio_blk.c b
Hi Baoquan,
On Tue, Jul 11, 2023 at 11:35:50AM +0800, Baoquan He wrote:
> On 07/10/23 at 05:14pm, Ming Lei wrote:
> > On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> > > On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > > > Take b
Hi Baoquan,
On Tue, Jul 11, 2023 at 11:35:50AM +0800, Baoquan He wrote:
> On 07/10/23 at 05:14pm, Ming Lei wrote:
> > On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> > > On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > > > Take b
On Mon, Jul 10, 2023 at 10:51:43AM -0600, Keith Busch wrote:
> On Mon, Jul 10, 2023 at 05:14:15PM +0800, Ming Lei wrote:
> > On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> > > On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > >
On Mon, Jul 10, 2023 at 10:51:43AM -0600, Keith Busch wrote:
> On Mon, Jul 10, 2023 at 05:14:15PM +0800, Ming Lei wrote:
> > On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> > > On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > >
On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > Take blk-mq's knowledge into account for calculating io queues.
> >
> > Fix wrong queue mapping in case of kdump kernel.
> >
>
On Mon, Jul 10, 2023 at 08:41:09AM +0200, Christoph Hellwig wrote:
> On Sat, Jul 08, 2023 at 10:02:59AM +0800, Ming Lei wrote:
> > Take blk-mq's knowledge into account for calculating io queues.
> >
> > Fix wrong queue mapping in case of kdump kernel.
> >
>
Hi Nitesh,
On Wed, Jun 28, 2023 at 12:06:17AM +0530, Nitesh Shetty wrote:
> For the devices which does not support copy, copy emulation is added.
> It is required for in-kernel users like fabrics, where file descriptor is
I can understand copy command does help for FS GC and fabrics storages,
On Thu, Mar 23, 2023 at 12:58:30AM +0800, Yangtao Li wrote:
> There are plenty of using kobject_del() and kobject_put() together
> in the kernel tree. This patch wraps these two calls in a single helper.
>
> Signed-off-by: Yangtao Li
> ---
> v3:
> -convert to inline helper
> v2:
> -add
On Thu, Mar 23, 2023 at 12:58:30AM +0800, Yangtao Li wrote:
> There are plenty of using kobject_del() and kobject_put() together
> in the kernel tree. This patch wraps these two calls in a single helper.
>
> Signed-off-by: Yangtao Li
> ---
> v3:
> -convert to inline helper
> v2:
> -add
_op and enforcing the appropriate segment
> limit - max_discard_segments for REQ_OP_DISCARDs and max_segments for
> everything else.
>
> Signed-off-by: Uday Shankar
Reviewed-by: Ming Lei
Thanks,
Ming
--
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dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
On Wed, Feb 15, 2023 at 07:23:40PM +0800, Pingfan Liu wrote:
> Hi guys,
>
> I encountered a hang issue on a s390x system. The tested kernel is
> not preemptible and booting with "nr_cpus=1"
>
> The test steps:
> umount /home
> lvremove /dev/rhel_s390x-kvm-011/home
> ##
Hello Richard,
Can we update rawhide(ubdsrv) with upstream commit
58401cf5614ec3ab2a69166e7f9b596f862de105?
https://github.com/ming1/ubdsrv/commit/58401cf5614ec3ab2a69166e7f9b596f862de105
Thanks,
Ming
___
devel mailing list --
From: Ming Lei on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/2256#note_1255035996
ACK for change in "all: cleanup and de-dupe CDROM_PKTCDVD options.".
___
kernel mailing list -- kernel@lists.fedoraproject.org
To u
Hi Richard,
On Fri, Dec 09, 2022 at 08:22:41AM +, Richard W.M. Jones wrote:
> On Fri, Dec 09, 2022 at 04:12:18PM +0800, Ming Lei wrote:
> > Hello Richard and Guys,
> >
> > I am trying to figure out one PR for ubdsrv to sync with upstream.
> >
> > I foun
Hi Richard,
On Fri, Dec 09, 2022 at 08:22:41AM +, Richard W.M. Jones wrote:
> On Fri, Dec 09, 2022 at 04:12:18PM +0800, Ming Lei wrote:
> > Hello Richard and Guys,
> >
> > I am trying to figure out one PR for ubdsrv to sync with upstream.
> >
> > I foun
Hello Richard and Guys,
I am trying to figure out one PR for ubdsrv to sync with upstream.
I found the following change in history update:
commit 2ab1e571717a13edddc572269608e918e449a3b8 (origin/main)
Author: Richard W.M. Jones
Date: Thu Nov 3 11:33:42 2022 +
On Wed, Dec 07, 2022 at 10:32:04PM +, Gulam Mohamed wrote:
> As per the review comment from Jens Axboe, I am re-sending this patch
> against "for-6.2/block".
>
>
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper
On Wed, Dec 07, 2022 at 11:24:00AM +0530, Nitesh Shetty wrote:
> On Tue, Nov 29, 2022 at 05:14:28PM +0530, Nitesh Shetty wrote:
> > On Thu, Nov 24, 2022 at 08:03:56AM +0800, Ming Lei wrote:
> > > On Wed, Nov 23, 2022 at 03:37:12PM +0530, Nitesh Shetty wrote:
> > > >
On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 2:15, Gulam Mohamed 写道:
> > Use ktime to change the granularity of IO accounting in block layer from
> > milli-seconds to nano-seconds to get the proper latency values for the
> > devices whose latency is in
On Wed, Nov 23, 2022 at 03:37:12PM +0530, Nitesh Shetty wrote:
> On Wed, Nov 23, 2022 at 04:04:18PM +0800, Ming Lei wrote:
> > On Wed, Nov 23, 2022 at 11:28:19AM +0530, Nitesh Shetty wrote:
> > > Introduce blkdev_issue_copy which supports source and destination bdevs,
> > &
On Wed, Nov 23, 2022 at 11:28:19AM +0530, Nitesh Shetty wrote:
> Introduce blkdev_issue_copy which supports source and destination bdevs,
> and an array of (source, destination and copy length) tuples.
> Introduce REQ_COPY copy offload operation flag. Create a read-write
> bio pair with a token as
On Wed, Oct 26, 2022 at 01:19:57PM +0800, Ming Lei wrote:
> From: David Jeffery
>
> David Jeffery found one double ->queue_rq() issue, so far it can
> be triggered in VM use case because of long vmexit latency or preempt
> latency of vCPU pthread or long page fault in vCPU p
nitzer
Reported-by: Changhui Zhong
Signed-off-by: Ming Lei
---
include/linux/blk-mq.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index ba18e9bdb799..d6119c5d1069 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/
for solving this issue.
Cc: Stefan Hajnoczi
Cc: Keith Busch
Cc: virtualization@lists.linux-foundation.org
Cc: Bart Van Assche
Signed-off-by: David Jeffery
Signed-off-by: Ming Lei
---
V3:
- add callback for handle expired only, suggested by Keith Busch
V2:
- follow Jens's suggestion to
On Tue, Oct 25, 2022 at 09:11:37PM -0600, Keith Busch wrote:
> On Wed, Oct 26, 2022 at 09:55:21AM +0800, Ming Lei wrote:
> > @@ -1564,8 +1571,13 @@ static bool blk_mq_check_expired(struct request *rq,
> > void *priv)
> > * it was completed and reallocated as a new re
for solving this issue.
Cc: Stefan Hajnoczi
Cc: Keith Busch
Cc: virtualization@lists.linux-foundation.org
Cc: Bart Van Assche
Signed-off-by: David Jeffery
Signed-off-by: Ming Lei
---
V2:
- follow Jens's suggestion to run sync rcu only if there is timeout
- rename 'now' as 'start_time
On Tue, Oct 25, 2022 at 12:11:39PM -0600, Jens Axboe wrote:
> On 10/24/22 6:55 PM, Ming Lei wrote:
> > @@ -1593,10 +1598,18 @@ static void blk_mq_timeout_work(struct work_struct
> > *work)
> > if (!percpu_ref_tryget(>q_usage_counter)
for solving this issue.
Cc: Bart Van Assche
Cc: David Jeffery
Cc: Stefan Hajnoczi
Cc: Keith Busch
Cc: virtualization@lists.linux-foundation.org
Signed-off-by: Ming Lei
---
block/blk-mq.c | 37 +
1 file changed, 25 insertions(+), 12 deletions(-)
diff --git a/bloc
On Mon, Oct 24, 2022 at 11:30:39AM -0400, Stefan Hajnoczi wrote:
> On Fri, Oct 21, 2022 at 10:23:57AM +0800, Ming Lei wrote:
> > On Thu, Oct 20, 2022 at 04:01:11PM -0400, Stefan Hajnoczi wrote:
> > > On Thu, Oct 20, 2022 at 05:10:13PM +0800, Ming Lei wrote:
> > > &
On Fri, Oct 21, 2022 at 02:33:21PM -0400, David Jeffery wrote:
> On Fri, Oct 21, 2022 at 11:22 AM Ming Lei wrote:
> >
> > On Fri, Oct 21, 2022 at 08:32:31AM -0600, Keith Busch wrote:
> > >
> > > I agree with your idea that this is a lower level driver responsibi
On Fri, Oct 21, 2022 at 08:32:31AM -0600, Keith Busch wrote:
> On Thu, Oct 20, 2022 at 05:10:13PM +0800, Ming Lei wrote:
> > @@ -1593,10 +1598,17 @@ static void blk_mq_timeout_work(struct work_struct
> > *work)
> > if (!percpu_ref_tryget(>q_usage_counter)
On Thu, Oct 20, 2022 at 04:01:11PM -0400, Stefan Hajnoczi wrote:
> On Thu, Oct 20, 2022 at 05:10:13PM +0800, Ming Lei wrote:
> > Hi,
> >
> > David Jeffery found one double ->queue_rq() issue, so far it can
> > be triggered in the following two cases:
> >
On Thu, Oct 20, 2022 at 01:26:48PM -0700, Bart Van Assche wrote:
> On 10/20/22 02:10, Ming Lei wrote:
> > [ ... ]
>
> Hi Ming,
>
> Fixing this in the block layer seems fine to me. A few comments:
>
> > + /* Before walking tags, we must ensure any submit started
Hi,
David Jeffery found one double ->queue_rq() issue, so far it can
be triggered in the following two cases:
1) scsi driver in guest kernel
- the story could be long vmexit latency or long preempt latency of
vCPU pthread, then IO req is timed out before queuing the request
to hardware but
On Wed, Oct 12, 2022 at 10:15:28AM -0400, Stefan Hajnoczi wrote:
> On Thu, 6 Oct 2022 at 06:14, Richard W.M. Jones wrote:
> >
> > On Tue, Oct 04, 2022 at 09:53:32AM -0400, Stefan Hajnoczi wrote:
> > > qemu-nbd doesn't use io_uring to handle the backend IO,
> >
> > Would this be fixed by your (not
On Fri, Oct 07, 2022 at 07:21:51PM +0800, Yongji Xie wrote:
> On Fri, Oct 7, 2022 at 6:51 PM Ming Lei wrote:
> >
> > On Fri, Oct 07, 2022 at 06:04:29PM +0800, Yongji Xie wrote:
> > > On Thu, Oct 6, 2022 at 7:24 PM Ming Lei wrote:
> > > >
> > > >
On Thu, Oct 06, 2022 at 02:29:55PM -0400, Stefan Hajnoczi wrote:
> On Thu, Oct 06, 2022 at 11:09:48PM +0800, Ming Lei wrote:
> > On Thu, Oct 06, 2022 at 09:59:40AM -0400, Stefan Hajnoczi wrote:
> > > On Thu, Oct 06, 2022 at 06:26:15PM +0800, Ming Lei wrote:
> > > >
On Fri, Oct 07, 2022 at 06:04:29PM +0800, Yongji Xie wrote:
> On Thu, Oct 6, 2022 at 7:24 PM Ming Lei wrote:
> >
> > On Wed, Oct 05, 2022 at 08:21:45AM -0400, Stefan Hajnoczi wrote:
> > > On Wed, 5 Oct 2022 at 00:19, Ming Lei wrote:
> > > >
> > &g
On Thu, Oct 06, 2022 at 09:59:40AM -0400, Stefan Hajnoczi wrote:
> On Thu, Oct 06, 2022 at 06:26:15PM +0800, Ming Lei wrote:
> > On Wed, Oct 05, 2022 at 11:11:32AM -0400, Stefan Hajnoczi wrote:
> > > On Tue, Oct 04, 2022 at 01:57:50AM +0200, Denis V. Lunev wrote:
> > >
On Wed, Oct 05, 2022 at 08:21:45AM -0400, Stefan Hajnoczi wrote:
> On Wed, 5 Oct 2022 at 00:19, Ming Lei wrote:
> >
> > On Tue, Oct 04, 2022 at 09:53:32AM -0400, Stefan Hajnoczi wrote:
> > > On Tue, 4 Oct 2022 at 05:44, Ming Lei wrote:
> > > >
> > &g
On Wed, Oct 05, 2022 at 11:11:32AM -0400, Stefan Hajnoczi wrote:
> On Tue, Oct 04, 2022 at 01:57:50AM +0200, Denis V. Lunev wrote:
> > On 10/3/22 21:53, Stefan Hajnoczi wrote:
> > > On Fri, Sep 30, 2022 at 05:24:11PM +0800, Ming Lei wrote:
> > > > ublk-qcow2 is ava
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