From: Subbaraya Sundeep <sbhatta@marvell.com>
To: Simon Horman <horms@kernel.org>
Cc: <andrew+netdev@lunn.ch>, <davem@davemloft.net>,
<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
<sgoutham@marvell.com>, <gakula@marvell.com>,
<hkelam@marvell.com>, <bbhushan2@marvell.com>,
<netdev@vger.kernel.org>, Suman Ghosh <sumang@marvell.com>
Subject: Re: [net-next PATCH] octeontx2-pf: Check for DMAC extraction before setting VF DMAC
Date: Thu, 26 Jun 2025 06:23:30 +0000 [thread overview]
Message-ID: <aFznYtDq9ywfk5FJ@822c91e11a5c> (raw)
In-Reply-To: <20250625190247.GO1562@horms.kernel.org>
On 2025-06-25 at 19:02:47, Simon Horman (horms@kernel.org) wrote:
> On Wed, Jun 25, 2025 at 05:00:02PM +0530, Subbaraya Sundeep wrote:
> > From: Suman Ghosh <sumang@marvell.com>
> >
> > Currently while setting a MAC address of a PF's VF (e.g. ip link set
> > <pf-netdev> vf 0 mac <mac-address>), it simply tries to install a DMAC
> > based hardware filter. But it is possible that the loaded hardware parser
> > profile does not support DMAC extraction. Hence check for DMAC extraction
> > before installing the filter.
>
> Makes sense to me, but should this be treated as a bug fix?
>
No strong opinion on whether this is a bug fix or not.
We assumed DMAC is required always until on of our customers
came up with profile with no DMAC extraction so that they can
use the additional MCAM space created for other packet fields.
I will send as bug fix if you insist.
Thanks,
Sundeep
> >
> > Signed-off-by: Suman Ghosh <sumang@marvell.com>
> > Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
>
> ...
next prev parent reply other threads:[~2025-06-26 6:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-25 11:30 [net-next PATCH] octeontx2-pf: Check for DMAC extraction before setting VF DMAC Subbaraya Sundeep
2025-06-25 19:02 ` Simon Horman
2025-06-26 6:23 ` Subbaraya Sundeep [this message]
2025-06-26 7:25 ` Simon Horman
2025-06-27 23:59 ` Jakub Kicinski
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