For max_sectors_kb, replace "device dependent" with its sysfs path.
And use as wildcard for device in paths.
Cc: Martin Wilck
Cc: Benjamin Marzinski
Cc: Christophe Varoqui
Cc: DM-DEVEL ML
---
multipath/multipath.conf.5 | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git
From: Martin Wilck
After "11-dm-mpath.rules: run "multipath -U" with -v1", this patch isn't
necessary any more. It's desirable to see these messages from multipathd,
as they mean that a valid path had been found in a map that wasn't present
in the udev db.
Signed-off-by: Martin Wilck
---
If
On Fri, 2021-03-19 at 17:18 +0100, Xose Vazquez Perez wrote:
> Cc: Martin Wilck
> Cc: Benjamin Marzinski
> Cc: Christophe Varoqui
> Cc: DM-DEVEL ML
> Signed-off-by: Xose Vazquez Perez
Reviewed-by: Martin Wilck
--
dm-devel mailing list
dm-devel@redhat.com
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> Hi,
>
> Add per-task io poll context for holding HIPRI blk-mq/underlying bios
> queued from bio based driver's io submission context, and reuse one bio
> padding field for storing 'cookie' returned from submit_bio() for these
> bios. Also
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> Currently bio based IO poll needs to poll all hw queue blindly, this way
> is very inefficient, and the big reason is that we can't pass bio
> submission result to io poll task.
This is awkward because bio-based IO polling doesn't exist
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> There is a hole at the end of 'struct bvec_iter', so put a new field
> here and we can save cookie returned from submit_bio() here for
> supporting bio based polling.
>
> This way can avoid to extend bio unnecessarily.
>
> Signed-off-by:
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> Add one req flag REQ_TAG which will be used in the following patch for
> supporting bio based IO polling.
"REQ_TAG" is so generic yet is used in such a specific way (to mark an
FS bio as having polling context)
I don't have a great
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> Create per-task io poll context for both IO submission and poll task
> if the queue is bio based and supports polling.
>
> This io polling context includes two queues:
1) submission queue(sq) for storing HIPRI bio submission result(cookie)
On Thu, Mar 18 2021 at 12:48pm -0400,
Ming Lei wrote:
> There has been 3 users, and will be more, so add one such helper.
>
> Signed-off-by: Ming Lei
Not sure if you're collecting Reviewed-by or Acked-by at this point?
Seems you dropped Chaitanya's Reviewed-by to v1:
Cc: Martin Wilck
Cc: Benjamin Marzinski
Cc: Christophe Varoqui
Cc: DM-DEVEL ML
Signed-off-by: Xose Vazquez Perez
---
multipath/multipath.conf.5 | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/multipath/multipath.conf.5 b/multipath/multipath.conf.5
index 73977b97..2aa0f526
On Fri, Mar 19, 2021 at 05:38:38PM +0800, JeffleXu wrote:
> I'm thinking how this mechanism could work with *original* bio-based
> devices that don't ne built upon mq devices, such as nvdimm. This
non-mq device needs driver to implement io polling by itself, block
layer can't help it, and that
Since commit ff9ea323816d ("block, bdi: an active gendisk always has a
request_queue associated with it") the request_queue pointer returned
from bdev_get_queue() shall never be NULL.
Signed-off-by: Xu Wang
---
drivers/md/dm-thin.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff
Since commit ff9ea323816d ("block, bdi: an active gendisk always has a
request_queue associated with it") the request_queue pointer returned
from bdev_get_queue() shall never be NULL.
Signed-off-by: Xu Wang
---
drivers/md/dm-cache-target.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Fix the following coccicheck warnings:
./drivers/md/persistent-data/dm-btree-spine.c:188:5-6: Unneeded
variable: "r". Return "0" on line 194.
Reported-by: Abaci Robot
Signed-off-by: Jiapeng Chong
---
drivers/md/persistent-data/dm-btree-internal.h | 2 +-
On 3/19/21 12:48 AM, Ming Lei wrote:
> Hi,
>
> Add per-task io poll context for holding HIPRI blk-mq/underlying bios
> queued from bio based driver's io submission context, and reuse one bio
> padding field for storing 'cookie' returned from submit_bio() for these
> bios. Also explicitly end
On 3/19/21 12:48 AM, Ming Lei wrote:
> Add one req flag REQ_TAG which will be used in the following patch for
> supporting bio based IO polling.
>
> Exactly this flag can help us to do:
>
> 1) request flag is cloned in bio_fast_clone(), so if we mark one FS bio
> as REQ_TAG, all bios cloned
> -Original Message-
> From: ruansy.f...@fujitsu.com
> Subject: RE: [PATCH v3 01/11] pagemap: Introduce ->memory_failure()
> > > > > >
> > > > > > After the conversation with Dave I don't see the point of this.
> > > > > > If there is a memory_failure() on a page, why not just call
> >
s/retrievd/retrieved/
s/misalignement/misalignment/
s/funtion/function/
Signed-off-by: Bhaskar Chowdhury
---
drivers/md/dm-ebs-target.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/md/dm-ebs-target.c b/drivers/md/dm-ebs-target.c
index
On Fri, Mar 19, 2021 at 03:59:06PM +0800, JeffleXu wrote:
>
>
> On 3/19/21 12:48 AM, Ming Lei wrote:
> > Add one req flag REQ_TAG which will be used in the following patch for
> > supporting bio based IO polling.
> >
> > Exactly this flag can help us to do:
> >
> > 1) request flag is cloned in
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