netdev - RE: [PATCH v2 4/4] ethtool: support setting default Rx flow indirection table

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Date:	Mon, 14 Mar 2016 18:13:05 +0000
From:	"Keller, Jacob E" <jacob.e.keller@...el.com>
To:	Ben Hutchings <ben@...adent.org.uk>
CC:	netdev <netdev@...r.kernel.org>
Subject: RE: [PATCH v2 4/4] ethtool: support setting default Rx flow
 indirection table

> -----Original Message-----
> From: Ben Hutchings [mailto:ben@...adent.org.uk]
> Sent: Sunday, March 13, 2016 9:25 AM
> To: Keller, Jacob E <jacob.e.keller@...el.com>
> Cc: netdev <netdev@...r.kernel.org>
> Subject: Re: [PATCH v2 4/4] ethtool: support setting default Rx flow
> indirection table
> 
> On Tue, 2016-02-16 at 21:22 +0000, Keller, Jacob E wrote:
> 
> > Signed-off-by: Jacob Keller <jacob.e.keller@...el.com>
> > ---
> >
> > Not sure if there is a mailing list for this, I sent this to the netdev
> > list but forgot to Cc you on the ethtool change.
> 
> I haven't been keeping up with netdev for a long time, but I have
> recently set up filtering by subject so I can keep up with just the
> ethtool-related messages.  Still, patches for the ethtool command
> should always be explicitly sent to me.
> 
> > Dave applied the
> > network core patches, but they're more or less useless unless we
> > actually have the ability to request default setting using ethtool
> > (which I extended to support "default" here)
> 
> The patch was mangled (word-wrapped and modified white-space) in this
> message, so I took the version in
> <http://article.gmane.org/gmane.linux.network/398404/>.
> 
> [...]
> > @@ -3332,7 +3335,7 @@ static int do_srxfh(struct cmd_context *ctx)
> >  	u32 entry_size = sizeof(rss_head.rss_config[0]);
> >  	u32 num_weights = 0;
> >
> > -	if (ctx->argc < 2)
> > +	if (ctx->argc < 1)
> >  		exit_bad_args();
> [...]
> 
> This means we might continue without having the required parameter
> after "equal", "weight" or "hkey".  But, having said that, since we're
> only checking once before running the loop, we're already failing to
> validate that properly.
> 
> I've applied this, but could you please send another patch that adds
> checks on ctx->argc within the loop and test cases in test-cmdline.c?
> 
> Ben.
> 

Yes. Not sure how the patch got broken for you here, as I sent it using git-send-email. I will send the proposed fix above.

Thanks,
Jake