> -----Original Message----- > From: Shuah Khan [mailto:shuahk...@gmail.com] > Sent: Tuesday, January 22, 2013 11:15 AM > To: Deucher, Alexander > Cc: Linus Torvalds; Linux Kernel Mailing List > Subject: Re: Linux 3.8-rc4 > > On Sat, Jan 19, 2013 at 9:44 AM, Deucher, Alexander > <alexander.deuc...@amd.com> wrote: > >> -----Original Message----- > >> From: Shuah Khan [mailto:shuahk...@gmail.com] > >> Sent: Friday, January 18, 2013 7:40 PM > >> To: Linus Torvalds; Deucher, Alexander > >> Cc: Linux Kernel Mailing List > >> Subject: Re: Linux 3.8-rc4 > >> > >> On Fri, Jan 18, 2013 at 3:37 PM, Shuah Khan <shuahk...@gmail.com> > wrote: > >> > On Fri, Jan 18, 2013 at 10:51 AM, Shuah Khan <shuahk...@gmail.com> > >> wrote: > >> > >> > > >> > ok. I bisected the DMAR faults and it points to the following commit: > >> > > >> > 909d9eb67f1e4e39f2ea88e96bde03d560cde3eb > >> > > >> > This commit as I recall, fixed the crash problem I was seeing back in > >> > 3.8-rc1. Reverting to see if crash problem reappears. > >> > >> Confirming that with this commit reverted crash problem re-appeared. > >> With this commit, DMAR faults show up. > > > > I'm not quite sure what's going on with your system. At this point it's > probably best to just disable the DMA ring on these cards until we sort out > what's going on. The attached patch disables the use of the DMA ring. Let > me know if it fixes the issues you are seeing. > > > > I applied this patch to 3.8-rc4 and didn't fix the DMAR faults.
Are you getting continuous DMAR faults or just when while the module is being loaded? Alex -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
