[PATCH] ethdev: add notice for planned name size change

[PATCH] ethdev: add notice for planned name size change

[Stephen Hemminger]

VMBUS support will use GUID in eth_dev_data name field which requires
at least 37 characters. Plan for increase in size now.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 doc/guides/rel_notes/deprecation.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index 2e708dbe0deb..d5b70c50064a 100644
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -95,3 +95,7 @@ Deprecation Notices
   The non-"do-sig" versions of the hash tables will be removed
   (including the ``signature_offset`` parameter)
   and the "do-sig" versions renamed accordingly.
+
+* ethdev: An ABI change is planned for 17.11 for the structure eth_dev_data.
+  The size of the unique name will increase RTE_ETH_NAME_MAX_LEN from 32 to
+  64 characters to allow using a globally unique identifier (GUID) in this field.
-- 
2.11.0

Re: [PATCH] ethdev: add notice for planned name size change

[Yongseok Koh]

> On Jul 6, 2017, at 8:07 AM, Stephen Hemminger <stephen@networkplumber.org> wrote:
> 
> VMBUS support will use GUID in eth_dev_data name field which requires
> at least 37 characters. Plan for increase in size now.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
> doc/guides/rel_notes/deprecation.rst | 4 ++++
> 1 file changed, 4 insertions(+)
> 
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index 2e708dbe0deb..d5b70c50064a 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -95,3 +95,7 @@ Deprecation Notices
>   The non-"do-sig" versions of the hash tables will be removed
>   (including the ``signature_offset`` parameter)
>   and the "do-sig" versions renamed accordingly.
> +
> +* ethdev: An ABI change is planned for 17.11 for the structure eth_dev_data.
Isn't it better to use "``rte_eth_dev_data``"?

> +  The size of the unique name will increase RTE_ETH_NAME_MAX_LEN from 32 to
> +  64 characters to allow using a globally unique identifier (GUID) in this field.

Except for the small comment above,
Acked-by: Yongseok Koh <yskoh@mellanox.com>

Thanks,
Yongseok

Re: [PATCH] ethdev: add notice for planned name size change

[Shahaf Shuler]

Tuesday, August 8, 2017 1:20 AM, Yongseok Koh:
> > On Jul 6, 2017, at 8:07 AM, Stephen Hemminger
> <stephen@networkplumber.org> wrote:
> >
> > VMBUS support will use GUID in eth_dev_data name field which requires
> > at least 37 characters. Plan for increase in size now.
> >
> > Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> > ---
> > doc/guides/rel_notes/deprecation.rst | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/doc/guides/rel_notes/deprecation.rst
> > b/doc/guides/rel_notes/deprecation.rst
> > index 2e708dbe0deb..d5b70c50064a 100644
> > --- a/doc/guides/rel_notes/deprecation.rst
> > +++ b/doc/guides/rel_notes/deprecation.rst
> > @@ -95,3 +95,7 @@ Deprecation Notices
> >   The non-"do-sig" versions of the hash tables will be removed
> >   (including the ``signature_offset`` parameter)
> >   and the "do-sig" versions renamed accordingly.
> > +
> > +* ethdev: An ABI change is planned for 17.11 for the structure
> eth_dev_data.
> Isn't it better to use "``rte_eth_dev_data``"?
> 
> > +  The size of the unique name will increase RTE_ETH_NAME_MAX_LEN
> from
> > + 32 to
> > +  64 characters to allow using a globally unique identifier (GUID) in this
> field.
> 
> Except for the small comment above,
> Acked-by: Yongseok Koh <yskoh@mellanox.com>

Acked-by: Shahaf Shuler <shahafs@mellanox.com>

> 
> Thanks,
> Yongseok

Re: [PATCH] ethdev: add notice for planned name size change

[Thomas Monjalon]

> > > VMBUS support will use GUID in eth_dev_data name field which requires
> > > at least 37 characters. Plan for increase in size now.
> > >
> > > Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> > > ---
> > > +* ethdev: An ABI change is planned for 17.11 for the structure
> > eth_dev_data.
> > Isn't it better to use "``rte_eth_dev_data``"?
> > 
> > > +  The size of the unique name will increase RTE_ETH_NAME_MAX_LEN
> > from
> > > + 32 to
> > > +  64 characters to allow using a globally unique identifier (GUID) in this
> > field.
> > 
> > Except for the small comment above,
> > Acked-by: Yongseok Koh <yskoh@mellanox.com>
> 
> Acked-by: Shahaf Shuler <shahafs@mellanox.com>

Acked-by: Thomas Monjalon <thomas@monjalon.net>

Applied, thanks