From: "Linus Lüssing" <linus.luessing@c0d3.blue>
To: The list for a Better Approach To Mobile Ad-hoc Networking
<b.a.t.m.a.n@lists.open-mesh.org>
Subject: Re: [B.A.T.M.A.N.] [PATCHv3 2/6] batman-adv: speed up dat by snooping received ip traffic
Date: Fri, 20 May 2016 00:22:14 +0200 [thread overview]
Message-ID: <20160519213448.GF12565@otheros> (raw)
In-Reply-To: <20160519193312.GC12565@otheros>
On Thu, May 19, 2016 at 09:33:12PM +0200, Linus Lüssing wrote:
> This isn't really a bug of your patchset, but could make this race
> condition much more likely. In the worst case, a fast IP packet
> stream would create a constant rewrite and mostly broken
> dat_entry->mac_addr.
Sorry, this was wrong of me. Assuming no address collision, then
this would result to up to one unnecessary ether_addr_copy() on
32bit but no broken dat_entry->mac_addr.
So shouldn't be an issue, sorry.
next prev parent reply other threads:[~2016-05-19 22:22 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-06 8:58 [B.A.T.M.A.N.] [PATCHv3 0/6] batman-adv: Optimizations for setups running dat and bla Andreas Pape
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 1/6] batman-adv: prevent multiple ARP replies sent by gateways if dat enbled Andreas Pape
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 2/6] batman-adv: speed up dat by snooping received ip traffic Andreas Pape
2016-05-06 9:53 ` Sven Eckelmann
2016-05-06 10:03 ` Sven Eckelmann
2016-05-19 19:33 ` Linus Lüssing
2016-05-19 22:22 ` Linus Lüssing [this message]
2016-05-19 19:45 ` Linus Lüssing
2016-05-19 20:30 ` Linus Lüssing
2016-05-19 22:48 ` Linus Lüssing
2016-05-19 23:11 ` Linus Lüssing
2016-05-20 11:32 ` [B.A.T.M.A.N.] Antwort: " Andreas Pape
2016-05-20 12:56 ` Antonio Quartulli
2016-05-20 13:51 ` [B.A.T.M.A.N.] " Antonio Quartulli
2016-06-13 13:45 ` Andreas Pape
2016-06-23 20:34 ` Linus Lüssing
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 3/6] batman-adv: prevent duplication of ARP replies when DAT is used Andreas Pape
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 4/6] batman-adv: drop unicast packets from other backbone gw Andreas Pape
2016-05-06 10:43 ` Sven Eckelmann
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 5/6] batman-adv: changed debug messages for easier bla debugging Andreas Pape
2016-05-06 8:58 ` [B.A.T.M.A.N.] [PATCHv3 6/6] batman-adv: handle race condition for claims between gateways Andreas Pape
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