Date: Fri, 1 Nov 2013 09:30:58 -0700 From: Adrian Chadd <adrian@freebsd.org> To: hiren panchasara <hiren.panchasara@gmail.com> Cc: Matthias Apitz <guru@unixarea.de>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: dhclient: send_packet: No buffer space available Message-ID: <CAJ-VmoksM%2Bz=5GOKYf9iiGLQVt%2BRKuhFQh60dtzonANnPNoeWQ@mail.gmail.com> In-Reply-To: <CALCpEUFEQ6bKxDkrDOLMNB5zcCBN0d2xMhdg6Bhm_3Gjjm=1fQ@mail.gmail.com> References: <20131101153236.GA2721@La-Habana> <CALCpEUFEQ6bKxDkrDOLMNB5zcCBN0d2xMhdg6Bhm_3Gjjm=1fQ@mail.gmail.com>
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On 1 November 2013 08:45, hiren panchasara <hiren.panchasara@gmail.com> wrote: > On Fri, Nov 1, 2013 at 8:32 AM, Matthias Apitz <guru@unixarea.de> wrote: >> >> >> Hello, >> >> Since I have updated my netbook to r255948 I see from time to time in >> the console the message: >> >> Nov 1 16:20:28 tiny-r255948 dhclient[696]: send_packet: No buffer space available > > Yes, this is a knownish issue which doesn't _seem_ to cause any other > side-effects but its getting annoying now. I also see a lot of them > lately. > > I do not think this has been tracked down yet. Well, the first thing to establish is whether it's occuring in net80211 or the driver. I _think_ it's a net80211 problem, where dhclient is sending a frame to an interface that isn't yet ready. It's yet another race condition that I must've uncovered when I made the switch to if_transmit() in net80211. Yes, I'd love it if someone looked into it for me. :) -adrian
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