Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-30 Thread Dave Airlie
On Fri, May 24, 2013 at 4:35 AM, Andy Lutomirski wrote: > On Mon, May 13, 2013 at 4:58 PM, Andy Lutomirski wrote: >> A fair number of drivers (mostly graphics) add write-combining MTRRs. >> Most ignore errors and most add the MTRR even on PAT systems which don't >> need to use MTRRs. >> >> This

Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-30 Thread Dave Airlie
On Fri, May 24, 2013 at 4:35 AM, Andy Lutomirski l...@amacapital.net wrote: On Mon, May 13, 2013 at 4:58 PM, Andy Lutomirski l...@amacapital.net wrote: A fair number of drivers (mostly graphics) add write-combining MTRRs. Most ignore errors and most add the MTRR even on PAT systems which don't

Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-23 Thread Andy Lutomirski
On Mon, May 13, 2013 at 4:58 PM, Andy Lutomirski wrote: > A fair number of drivers (mostly graphics) add write-combining MTRRs. > Most ignore errors and most add the MTRR even on PAT systems which don't > need to use MTRRs. > > This series adds new functions arch_phys_wc_{add,del} that, on

Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-23 Thread Andy Lutomirski
On Mon, May 13, 2013 at 4:58 PM, Andy Lutomirski l...@amacapital.net wrote: A fair number of drivers (mostly graphics) add write-combining MTRRs. Most ignore errors and most add the MTRR even on PAT systems which don't need to use MTRRs. This series adds new functions arch_phys_wc_{add,del}

[PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-13 Thread Andy Lutomirski
A fair number of drivers (mostly graphics) add write-combining MTRRs. Most ignore errors and most add the MTRR even on PAT systems which don't need to use MTRRs. This series adds new functions arch_phys_wc_{add,del} that, on PAT-less x86 systems with MTRRs, add MTRRs and report errors, and that

[PATCH v3 0/9] Clean up write-combining MTRR addition

2013-05-13 Thread Andy Lutomirski
A fair number of drivers (mostly graphics) add write-combining MTRRs. Most ignore errors and most add the MTRR even on PAT systems which don't need to use MTRRs. This series adds new functions arch_phys_wc_{add,del} that, on PAT-less x86 systems with MTRRs, add MTRRs and report errors, and that