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From: Andrew Lunn <andrew@lunn.ch>
To: Sunil Goutham <sgoutham@marvell.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, kuba@kernel.org
Subject: Re: [PATCH v2 1/2] net: ethtool: Support setting ntuple rule count
Date: Sat, 24 Jul 2021 19:23:33 +0200	[thread overview]
Message-ID: <YPxMlaxjT0vSeqZg@lunn.ch> (raw)
In-Reply-To: <1627064206-16032-2-git-send-email-sgoutham@marvell.com>

On Fri, Jul 23, 2021 at 11:46:45PM +0530, Sunil Goutham wrote:
> Some NICs share resources like packet filters across
> multiple interfaces they support. From HW point of view
> it is possible to use all filters for a single interface.
> Currently ethtool doesn't support modifying filter count so
> that user can allocate more filters to a interface and less
> to others. This patch adds ETHTOOL_SRXCLSRLCNT ioctl command
> for modifying filter count.
> 
> example command:
> ./ethtool -U eth0 rule-count 256

How can use see what the current usage is? How many in total you have
available?  What the current split is between the interfaces?

You say:

   * Jakub suggested if devlink-resource can be used for this.

devlink-resource provides you a standardised mechanism to answer the
questions i just asked. So i would have to agree with Jakub.

	  Andrew

  reply	other threads:[~2021-07-24 17:23 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-23 18:16 [PATCH v2 0/2] Support ethtool ntuple rule count change Sunil Goutham
2021-07-23 18:16 ` [PATCH v2 1/2] net: ethtool: Support setting ntuple rule count Sunil Goutham
2021-07-24 17:23   ` Andrew Lunn [this message]
2021-07-26 22:29     ` Saeed Mahameed
2021-07-23 18:16 ` [PATCH v2 2/2] octeontx2-pf: " Sunil Goutham

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