Date: Wed, 03 Apr 2013 21:02:03 -0500 From: Joshua Isom <jrisom@gmail.com> To: Adrian Chadd <adrian@freebsd.org> Cc: "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org> Subject: Re: ath not working after a motherboard and ram upgrade Message-ID: <515CDF1B.10905@gmail.com> In-Reply-To: <CAJ-VmokLySBE1aMYs_Lc5V4LFWXs11qiL-TSaMGKSvsi%2BFbdkg@mail.gmail.com> References: <515892C4.1060002@gmail.com> <515B76A6.7080804@gmail.com> <CAJ-Vmon0S2Xm4tnkYPNAHRvODe_Mp=M5CvRrQH0Nt-W_PbEVew@mail.gmail.com> <515B78C2.20609@gmail.com> <CAJ-VmonSzyxfY0J8V4-LWaQneOeh7SD=EvHxxKE-yTXbhoBN_g@mail.gmail.com> <515B8233.9000603@gmail.com> <CAJ-Vmok_xdR4RrWv6RR1c2D4TYPHeoxsJi60m5kAjLUhLNVBzg@mail.gmail.com> <515B8914.8030303@gmail.com> <CAJ-VmokpdvgDj2%2BcW4ZfoP0-YCDGqZMBpwvZ_tRb=NE4GeNWPg@mail.gmail.com> <CAJ-VmomDUGyuNS2kjHWS_NJZdUXb5ki1-ueAh_%2Biv67q1bccXQ@mail.gmail.com> <515CAA36.70002@gmail.com> <CAJ-Vmok8%2BOiYtciugqFFzdzSm%2BayT9a1SXkuM-2iAj2AEbhLFg@mail.gmail.com> <515CC7C3.3070608@gmail.com> <CAJ-VmonpLDWT6BK8sk5xdd%2BugpNknrCQumghbSJZ63WYN5rnUg@mail.gmail.com> <515CD0A3.2020204@gmail.com> <CAJ-VmomVRi72GUnG0cGanehY%2BGp-pyPze8qO7qXEj%2BUQhHy15Q@mail.gmail.com> <515CD6FB.3080502@gmail.com> <CAJ-Vmo=rQU=Lgsq1v9=is5-GsvVuc457A%2BxUd%2BOqv2DtQy0PNQ@mail.gmail.com> <CAJ-VmokLySBE1aMYs_Lc5V4LFWXs11qiL-TSaMGKSvsi%2BFbdkg@mail.gmail.com>
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It seems to be working for me now at full memory. I did a search on the BUS_DMASYNC_PREREAD, one nic for freebsd had a patch full of replacing PREREAD with PREWRITE, so maybe a doc needs updated. On 4/3/2013 8:34 PM, Adrian Chadd wrote: > Ok, grab this: > > http://people.freebsd.org/~adrian/ath/20130403-ath-rx-unmap-first-2.diff > > then patch this: > > cd /path/to/blah/sys/dev/ath/ > svn revert *[ch] > patch -p0 < patch > > I'm running this on an AR9580 with the above patch. No issues now. > > The problem? PREREAD doesn't do what I thought it does. > > > Adrian >
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