; net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Sat, 24 Aug 2019 03:56:08 +
> Parav Pandit wrote:
>
> > > -Original Message-
> > > From: Alex Williamson
> > > Sent: Saturday, August 24, 2019
; ; Kirti Wankhede ; Cornelia
> > Huck ; k...@vger.kernel.org; linux-
> > ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Fri, 23 Aug 2019 18:00:30 +
> > Parav Pandit wrote:
> >
&g
;
> Cornelia Huck ; k...@vger.kernel.org; linux-
> ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
> Subject: RE: [PATCH v2 0/2] Simplify mtty driver and mdev core
> > I don't understand this logic. I'm simply asking that we have a way
> > to test the collision behavior withou
ia ; net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Fri, 23 Aug 2019 18:00:30 +
> Parav Pandit wrote:
>
> > > -Original Message-
> > > From: Alex Williamson
> > > Sent: Friday, August 23, 20
; ; Kirti Wankhede ; Cornelia
> > Huck ; k...@vger.kernel.org; linux-
> > ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Fri, 23 Aug 2019 16:14:04 +
> > Parav Pandit wrote:
> >
>
ia ; net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Fri, 23 Aug 2019 16:14:04 +
> Parav Pandit wrote:
>
> > > > Idea is to have mdev alias as optional.
> > > > Each mdev_parent says whether it wants mdev_c
; Cornelia
> > Huck ; k...@vger.kernel.org; linux-
> > ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Fri, 23 Aug 2019 14:53:06 +
> > Parav Pandit wrote:
> >
&g
ia ; net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Fri, 23 Aug 2019 14:53:06 +
> Parav Pandit wrote:
>
> > > -Original Message-
> > > From: Alex Williamson
> > > Sent: Friday, August 23, 2
; Cornelia
> > Huck ; k...@vger.kernel.org; linux-
> > ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Fri, 23 Aug 2019 08:14:39 +
> > Parav Pandit wrote:
> >
>
>> ; Kirti Wankhede ; Cornelia
>> Huck ; k...@vger.kernel.org; linux-
>> ker...@vger.kernel.org; cjia ; net...@vger.kernel.org
>> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>>
>> On Fri, 23 Aug 2019 08:14:39 +
>> Parav Pandit wrote:
>>
>
ia ; net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Fri, 23 Aug 2019 08:14:39 +
> Parav Pandit wrote:
>
> > Hi Alex,
> >
> >
> > > -Original Message-
> > > From: Jiri Pirko
> > >
; Kirti
> > Wankhede ; Cornelia Huck ;
> > k...@vger.kernel.org; linux-kernel@vger.kernel.org; cjia ;
> > net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > Thu, Aug 22, 2019 at 03:33:30PM CEST, pa...@mellanox.com
> net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> Thu, Aug 22, 2019 at 03:33:30PM CEST, pa...@mellanox.com wrote:
> >
> >
> >> -Original Message-
> >> From: Jiri Pirko
> >> Sent: Thursday, Aug
; Kirti
>> Wankhede ; Cornelia Huck ;
>> k...@vger.kernel.org; linux-kernel@vger.kernel.org; cjia ;
>> net...@vger.kernel.org
>> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>>
>> Thu, Aug 22, 2019 at 12:04:02PM CEST, pa...@mellanox.com wrote:
>>
> net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> Thu, Aug 22, 2019 at 12:04:02PM CEST, pa...@mellanox.com wrote:
> >
> >
> >> -Original Message-
> >> From: Jiri Pirko
> >> Sent: Thursday, August 22
; Kirti
>> Wankhede ; Cornelia Huck ;
>> k...@vger.kernel.org; linux-kernel@vger.kernel.org; cjia ;
>> net...@vger.kernel.org
>> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>>
>> Thu, Aug 22, 2019 at 11:42:13AM CEST, pa...@mellanox.com wrote:
>>
> net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> Thu, Aug 22, 2019 at 11:42:13AM CEST, pa...@mellanox.com wrote:
> >
> >
> >> -Original Message-
> >> From: Jiri Pirko
> >> Sent: Thursday, August 22
; Kirti
>> Wankhede ; Cornelia Huck ;
>> k...@vger.kernel.org; linux-kernel@vger.kernel.org; cjia ;
>> net...@vger.kernel.org
>> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>>
>> Wed, Aug 21, 2019 at 08:23:17AM CEST, pa...@mellanox.com wrote:
>> >
&
> net...@vger.kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> Wed, Aug 21, 2019 at 08:23:17AM CEST, pa...@mellanox.com wrote:
> >
> >
> >> -Original Message-
> >> From: Alex Williamson
> >> Sent: Wednesday, Au
elia Huck
>> ; k...@vger.kernel.org; linux-kernel@vger.kernel.org;
>> cjia ; net...@vger.kernel.org
>> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>>
>> > > > > Just an example of the alias, not proposing how it's set. In
>>
kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> > > > > Just an example of the alias, not proposing how it's set. In
> > > > > fact, proposing that the user does not set it, mdev-core
> > > > > provides one
>
> ; k...@vger.kernel.org; linux-kernel@vger.kernel.org;
> > cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Wed, 21 Aug 2019 04:40:15 +
> > Parav Pandit wrote:
> >
> > > > --
kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Wed, 21 Aug 2019 04:40:15 +
> Parav Pandit wrote:
>
> > > -Original Message-
> > > From: Alex Williamson
> > > Sent: Wednesday, August 21, 2019 9:51 AM
> > &
> ; k...@vger.kernel.org; linux-kernel@vger.kernel.org;
> > cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Wed, 21 Aug 2019 03:42:25 +
> > Parav Pandit wrote:
> >
> > > > -O
kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Wed, 21 Aug 2019 03:42:25 +
> Parav Pandit wrote:
>
> > > -Original Message-
> > > From: Alex Williamson
> > > Sent: Tuesday, August 20, 2019 10:49 PM
> > &
> ; k...@vger.kernel.org; linux-kernel@vger.kernel.org;
> > cjia ; net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Tue, 20 Aug 2019 08:58:02 +
> > Parav Pandit wrote:
> >
> > > + Dave.
>
kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Tue, 20 Aug 2019 11:19:04 -0600
> Alex Williamson wrote:
>
> > What about an alias based on the uuid? For example, we use 160-bit
> > sha1s daily with git (uuids are only 128-bit), but we gene
kernel.org
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Tue, 20 Aug 2019 08:58:02 +
> Parav Pandit wrote:
>
> > + Dave.
> >
> > Hi Jiri, Dave, Alex, Kirti, Cornelia,
> >
> > Please provide your feedback on it, how shall we
> -Original Message-
> From: Cornelia Huck
> Sent: Tuesday, August 20, 2019 10:01 PM
> > > > Option-1: mdev index
> > > > Introduce an optional mdev index/handle as u32 during mdev create
> time.
> > > > User passes mdev index/handle as input.
> > > >
> > > > phys_port_name=mIndex=m%u
On Tue, 20 Aug 2019 11:19:04 -0600
Alex Williamson wrote:
> What about an alias based on the uuid? For example, we use 160-bit
> sha1s daily with git (uuids are only 128-bit), but we generally don't
> reference git commits with the full 20 character string. Generally 12
> characters is
On Tue, 20 Aug 2019 08:58:02 +
Parav Pandit wrote:
> + Dave.
>
> Hi Jiri, Dave, Alex, Kirti, Cornelia,
>
> Please provide your feedback on it, how shall we proceed?
>
> Short summary of requirements.
> For a given mdev (mediated device [1]), there is one representor
> netdevice and
On Tue, 20 Aug 2019 11:25:05 +
Parav Pandit wrote:
> > -Original Message-
> > From: Christophe de Dinechin
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> >
> > Parav Pandit writes:
> >
> > > + Dav
> -Original Message-
> From: Christophe de Dinechin
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
>
> Parav Pandit writes:
>
> > + Dave.
> >
> > Hi Jiri, Dave, Alex, Kirti, Cornelia,
> >
> > Please provide your
Parav Pandit writes:
> + Dave.
>
> Hi Jiri, Dave, Alex, Kirti, Cornelia,
>
> Please provide your feedback on it, how shall we proceed?
>
> Hence, I would like to discuss below options.
>
> Option-1: mdev index
> Introduce an optional mdev index/handle as u32 during mdev create time.
> User
> ker...@vger.kernel.org; c...@nvidia.com; Jiri Pirko ;
> net...@vger.kernel.org
> Subject: RE: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
>
>
> > -Original Message-
> > From: Alex Williamson
> > Sent: Wednesday, August 14, 2019 8:28 PM
>
> To: Parav Pandit
> > > Cc: Alex Williamson ; Kirti Wankhede
> > > ; k...@vger.kernel.org; linux-
> > > ker...@vger.kernel.org; c...@nvidia.com; Jiri Pirko
> > > ; net...@vger.kernel.org
> > > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
linux-
> > ker...@vger.kernel.org; c...@nvidia.com; Jiri Pirko ;
> > net...@vger.kernel.org
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Wed, 14 Aug 2019 12:27:01 +
> > Parav Pandit wrote:
> >
> > > + Jiri,
nelia,
> >
> > > -Original Message-
> > > From: Cornelia Huck
> > > Sent: Wednesday, August 14, 2019 1:32 PM
> > > To: Parav Pandit
> > > Cc: Alex Williamson ; Kirti Wankhede
> > > ; k...@vger.kernel.org; linux-
> > > ker..
ent: Wednesday, August 14, 2019 1:32 PM
> > To: Parav Pandit
> > Cc: Alex Williamson ; Kirti Wankhede
> > ; k...@vger.kernel.org; linux-
> > ker...@vger.kernel.org; c...@nvidia.com
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Wed, 14
k...@vger.kernel.org; linux-
> ker...@vger.kernel.org; c...@nvidia.com
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Wed, 14 Aug 2019 05:54:36 +
> Parav Pandit wrote:
>
> > > > I get that part. I prefer to remove the UUID itself from th
On Wed, 14 Aug 2019 05:54:36 +
Parav Pandit wrote:
> > > I get that part. I prefer to remove the UUID itself from the structure
> > > and therefore removing this API makes lot more sense?
> >
> > Mdev and support tools around mdev are based on UUIDs because it's defined
> > in the
> -Original Message-
> From: Alex Williamson
> Sent: Tuesday, August 13, 2019 10:42 PM
> To: Parav Pandit
> Cc: Kirti Wankhede ; k...@vger.kernel.org; linux-
> ker...@vger.kernel.org; coh...@redhat.com; c...@nvidia.com
> Subject: Re: [PATCH v2 0/2] Simplify mtty
hat.com; c...@nvidia.com
> Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
>
> On Tue, Aug 13, 2019 at 09:37:21AM -0700, Christoph Hellwig wrote:
> > On Tue, Aug 13, 2019 at 02:40:02PM +, Parav Pandit wrote:
> > > We need to ask Greg or Linus on the kernel
On Tue, Aug 13, 2019 at 09:37:21AM -0700, Christoph Hellwig wrote:
> On Tue, Aug 13, 2019 at 02:40:02PM +, Parav Pandit wrote:
> > We need to ask Greg or Linus on the kernel policy on whether an API should
> > exist without in-kernel driver.
I "love" it when people try to ask a question of
; coh...@redhat.com; c...@nvidia.com
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> > On Tue, 13 Aug 2019 14:40:02 +
> > Parav Pandit wrote:
> >
> > > > -Original Message-
> > > > From: Kirti Wankhede
On Tue, Aug 13, 2019 at 02:40:02PM +, Parav Pandit wrote:
> We need to ask Greg or Linus on the kernel policy on whether an API should
> exist without in-kernel driver.
> We don't add such API in netdev, rdma and possibly other subsystem.
> Where can we find this mdev driver in-tree?
The
On Tue, 13 Aug 2019 16:28:53 +
Parav Pandit wrote:
> In bigger objective, I wanted to discuss post this cleanup patch, is to
> expand mdev to have more user friendly device names.
Uh, what is unfriendly about uuids?
>
> Before we reach there, I should include a patch that eliminates
> -Original Message-
> From: Alex Williamson
> Sent: Tuesday, August 13, 2019 8:23 PM
> To: Parav Pandit
> Cc: Kirti Wankhede ; k...@vger.kernel.org; linux-
> ker...@vger.kernel.org; coh...@redhat.com; c...@nvidia.com
> Subject: Re: [PATCH v2 0/2] Simplify mtty
h...@redhat.com;
> > c...@nvidia.com
> > Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core
> >
> >
> >
> > On 8/9/2019 4:32 AM, Alex Williamson wrote:
> > > On Thu, 8 Aug 2019 09:12:53 -0500
> > > Parav Pandit wrote:
>
Hi Alex,
> -Original Message-
> From: Alex Williamson
> Sent: Friday, August 9, 2019 4:33 AM
> To: Parav Pandit
> Cc: k...@vger.kernel.org; kwankh...@nvidia.com; linux-
> ker...@vger.kernel.org; coh...@redhat.com; c...@nvidia.com
> Subject: Re: [PATCH v2 0/2]
> -Original Message-
> From: Kirti Wankhede
> Sent: Monday, August 12, 2019 5:06 PM
> To: Alex Williamson ; Parav Pandit
>
> Cc: k...@vger.kernel.org; linux-kernel@vger.kernel.org; coh...@redhat.com;
> c...@nvidia.com
> Subject: Re: [PATCH v2 0/2] Simplify m
On 8/9/2019 4:32 AM, Alex Williamson wrote:
> On Thu, 8 Aug 2019 09:12:53 -0500
> Parav Pandit wrote:
>
>> Currently mtty sample driver uses mdev state and UUID in convoluated way to
>> generate an interrupt.
>> It uses several translations from mdev_state to mdev_device to mdev uuid.
>>
On Thu, 8 Aug 2019 17:02:47 -0600
Alex Williamson wrote:
> On Thu, 8 Aug 2019 09:12:53 -0500
> Parav Pandit wrote:
>
> > Currently mtty sample driver uses mdev state and UUID in convoluated way to
> > generate an interrupt.
> > It uses several translations from mdev_state to mdev_device to
On Thu, 8 Aug 2019 09:12:53 -0500
Parav Pandit wrote:
> Currently mtty sample driver uses mdev state and UUID in convoluated way to
> generate an interrupt.
> It uses several translations from mdev_state to mdev_device to mdev uuid.
> After which it does linear search of long uuid comparision
Currently mtty sample driver uses mdev state and UUID in convoluated way to
generate an interrupt.
It uses several translations from mdev_state to mdev_device to mdev uuid.
After which it does linear search of long uuid comparision to
find out mdev_state in mtty_trigger_interrupt().
mdev_state is
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