linux-kernel - Re: [PATCH net-next,v2,1/1] hyperv: Add support for virtual Receive Side Scaling (vRSS)

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Message-ID: <1395088079.22343.6.camel@deadeye.wl.decadent.org.uk>
Date:	Mon, 17 Mar 2014 20:27:59 +0000
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Haiyang Zhang <haiyangz@...rosoft.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org, kys@...rosoft.com,
	olaf@...fle.de, jasowang@...hat.com, linux-kernel@...r.kernel.org,
	driverdev-devel@...uxdriverproject.org
Subject: Re: [PATCH net-next,v2,1/1] hyperv: Add support for virtual Receive
 Side Scaling (vRSS)

On Sat, 2014-03-15 at 10:18 -0700, Haiyang Zhang wrote:
[...]
>  #define RING_SIZE_MIN 64
> -static int ring_size = 128;
> +int ring_size = 128;
>  module_param(ring_size, int, S_IRUGO);
>  MODULE_PARM_DESC(ring_size, "Ring buffer size (# of pages)");

You have to add some driver-specific prefix to the variable name if it
is going to be extern.  (And use module_param_named to avoid changing
the parameter name too.)

[...] 
> +u8 hash_key[HASH_KEYLEN] = {
> +	0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
> +	0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0,
> +	0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4,
> +	0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c,
> +	0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa
> +};
[...]

Same for this one.

Ben.

-- 
Ben Hutchings
I'm always amazed by the number of people who take up solipsism because
they heard someone else explain it. - E*Borg on alt.fan.pratchett

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