Re: Excessive kernel time inside ttm when scrolling on a r700 in a multimonitor setup

2015-06-15 Thread Andres Freund
Hi, On 2012-09-17 13:15:14 +0200, Andres Freund wrote: > On Monday, September 17, 2012 11:59:34 AM Jerome Glisse wrote: > > On Mon, Sep 17, 2012 at 5:13 AM, Andres Freund wrote: > > > On Monday, September 17, 2012 10:47:10 AM Jerome Glisse wrote: > > >> On Sun, Sep 16, 2012 at 7:18 PM, Andres Fre

Re: Excessive kernel time inside ttm when scrolling on a r700 in a multimonitor setup

2012-09-17 Thread Jerome Glisse
On Mon, Sep 17, 2012 at 5:13 AM, Andres Freund wrote: > On Monday, September 17, 2012 10:47:10 AM Jerome Glisse wrote: >> On Sun, Sep 16, 2012 at 7:18 PM, Andres Freund wrote: >> > Hi everyone, >> > >> > In several gui programs, most notably and reproducably, I can trivially >> > make Xorg spend

Re: Excessive kernel time inside ttm when scrolling on a r700 in a multimonitor setup

2012-09-17 Thread Andres Freund
On Monday, September 17, 2012 10:47:10 AM Jerome Glisse wrote: > On Sun, Sep 16, 2012 at 7:18 PM, Andres Freund wrote: > > Hi everyone, > > > > In several gui programs, most notably and reproducably, I can trivially > > make Xorg spend the whole cpu time in the kernel. It might be an Xorg > > bug

Re: Excessive kernel time inside ttm when scrolling on a r700 in a multimonitor setup

2012-09-17 Thread Jerome Glisse
On Sun, Sep 16, 2012 at 7:18 PM, Andres Freund wrote: > Hi everyone, > > In several gui programs, most notably and reproducably, I can trivially make > Xorg spend the whole cpu time in the kernel. It might be an Xorg bug, but > from my untrained gut feeling it doesn't look that way. > > Anything m