netdev - Re: [PATCH v2 net-next 05/12] bonding: extend arp_validate to be able to receive unvalidated arp-only traffic

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Message-ID: <20140123102529.GA15320@redhat.com>
Date:	Thu, 23 Jan 2014 11:25:29 +0100
From:	Veaceslav Falico <vfalico@...hat.com>
To:	Jay Vosburgh <fubar@...ibm.com>
Cc:	netdev@...r.kernel.org, Andy Gospodarek <andy@...yhouse.net>
Subject: Re: [PATCH v2 net-next 05/12] bonding: extend arp_validate to be
 able to receive unvalidated arp-only traffic

On Fri, Jan 17, 2014 at 12:41:29PM -0800, Jay Vosburgh wrote:
>Veaceslav Falico <vfalico@...hat.com> wrote:
...snip...
>>--- a/drivers/net/bonding/bonding.h
>>+++ b/drivers/net/bonding/bonding.h
>>@@ -318,6 +318,11 @@ static inline bool bond_is_active_slave(struct slave *slave)
>> #define BOND_ARP_VALIDATE_BACKUP	(1 << BOND_STATE_BACKUP)
>> #define BOND_ARP_VALIDATE_ALL		(BOND_ARP_VALIDATE_ACTIVE | \
>> 					 BOND_ARP_VALIDATE_BACKUP)
>>+#define BOND_ARP_VALIDATE_ARP		(BOND_ARP_VALIDATE_ALL + 1)
>>+#define BOND_ARP_VALIDATE_ACTIVE_ARP	(BOND_ARP_VALIDATE_ACTIVE | \
>>+					 BOND_ARP_VALIDATE_ARP)
>>+#define BOND_ARP_VALIDATE_BACKUP_ARP	(BOND_ARP_VALIDATE_BACKUP | \
>>+					 BOND_ARP_VALIDATE_ARP)
>
>	If you go with my suggestion to call the new thing "filtering,"
>I'd change these option names, labels, and the function
>"slave_do_arp_validate_only" names.  The function name seems kind of
>confusing in particular. I think it'd be clearer to replace the
>"validate" stuff with "filter."

Hi Jay,

Sorry for the delay. Yep, completely agree, I'll change the doc/rename the
functions/defines to use "filtering" instead of double-arp.

I'll re-send it once I'll fix the current bonding state...

Thank you!

>
>	-J
>
>> static inline int slave_do_arp_validate(struct bonding *bond,
>> 					struct slave *slave)
>>@@ -325,6 +330,12 @@ static inline int slave_do_arp_validate(struct bonding *bond,
>> 	return bond->params.arp_validate & (1 << bond_slave_state(slave));
>> }
>>
>>+static inline int slave_do_arp_validate_only(struct bonding *bond,
>>+					     struct slave *slave)
>>+{
>>+	return bond->params.arp_validate & BOND_ARP_VALIDATE_ARP;
>>+}
>>+
>> /* Get the oldest arp which we've received on this slave for bond's
>>  * arp_targets.
>>  */
>>--
>>1.8.4
>>
>
>---
>	-Jay Vosburgh, IBM Linux Technology Center, fubar@...ibm.com
>
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