netdev - Re: [PATCH net-next] bridge: allow setting hash_max + multicast

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <555E8CD9.9030004@cumulusnetworks.com>
Date:	Thu, 21 May 2015 18:56:41 -0700
From:	roopa <roopa@...ulusnetworks.com>
To:	Linus Lüssing <linus.luessing@...3.blue>
CC:	netdev@...r.kernel.org, bridge@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org,
	Stephen Hemminger <stephen@...workplumber.org>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	"David S. Miller" <davem@...emloft.net>,
	Satish Ashok <sashok@...ulusnetworks.com>,
	Wilson Kok <wkok@...ulusnetworks.com>
Subject: Re: [PATCH net-next] bridge: allow setting hash_max + multicast_router
 if interface is down

On 5/21/15, 5:56 PM, Linus Lüssing wrote:
> Network managers like netifd (used in OpenWRT for instance) try to
> configure interface options after creation but before setting the
> interface up.
>
> Unfortunately the sysfs / bridge currently only allows to configure the
> hash_max and multicast_router options when the bridge interface is up.
> But since br_multicast_init() doesn't start any timers and only sets
> default values and initializes timers it should be save to reconfigure
> the default values after that, before things actually get active after
> the bridge is set up.
>
> With this patch hash_max and multicast_router attributes can be
> changed even if the according bridge (port) is down, just like other
> other bridge (port) attributes allow too.
>
> Signed-off-by: Linus Lüssing <linus.luessing@...3.blue>
> ---
> Changelog:
> * [RFC PATCH net-next] -> [PATCH net-next]
Acked-by: Roopa Prabhu <roopa@...ulusnetworks.com>

we have a similar patch in-house waiting to be up-streamed.

thanks.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html