linux-kernel - Re: [RFC PATCH] net: bridge: multicast: add support for L2 entries

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Message-ID: <20201025065957.5736elloorffcdif@skbuf>
Date:   Sun, 25 Oct 2020 06:59:58 +0000
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Nikolay Aleksandrov <nikolay@...dia.com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bridge@...ts.linux-foundation.org" 
        <bridge@...ts.linux-foundation.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Roopa Prabhu <roopa@...dia.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "vivien.didelot@...il.com" <vivien.didelot@...il.com>,
        "jiri@...lanox.com" <jiri@...lanox.com>,
        "idosch@...sch.org" <idosch@...sch.org>,
        "f.fainelli@...il.com" <f.fainelli@...il.com>,
        "andrew@...n.ch" <andrew@...n.ch>
Subject: Re: [RFC PATCH] net: bridge: multicast: add support for L2 entries

On Wed, Oct 21, 2020 at 09:17:07AM +0000, Nikolay Aleksandrov wrote:
> > diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h
> > index 4c687686aa8f..a25f6f9aa8c3 100644
> > --- a/include/uapi/linux/if_bridge.h
> > +++ b/include/uapi/linux/if_bridge.h
> > @@ -520,12 +520,14 @@ struct br_mdb_entry {
> >  #define MDB_FLAGS_FAST_LEAVE	(1 << 1)
> >  #define MDB_FLAGS_STAR_EXCL	(1 << 2)
> >  #define MDB_FLAGS_BLOCKED	(1 << 3)
> > +#define MDB_FLAGS_L2		(1 << 5)
> 
> I think this should be 4.
> 

Shouldn't this be in sync with MDB_PG_FLAGS_L2 though? We also have
MDB_PG_FLAGS_BLOCKED which is BIT(4).