Re: [PATCH] PCI PM: Restore standard config registers of all devices early (was: Re: EeePC resume failure - timers)

Jesse Barnes
2009-01-20T21:43:16Z

On Tuesday, January 20, 2009 12:40 pm Jesse Barnes wrote:
> On Tuesday, January 20, 2009 12:19 pm Linus Torvalds wrote:
> > Added the other people that the git logs say worked on the vblank code
> > to the Cc.
>
> Part of the fix for the vblank hang was in libdrm. X handles cursor
> movement using SIGALM, so it's pretty easy to get stuck restarting ioctl.
> And in the case of the vblank ioctl, restart will prevent the kernel
> timeout code from ever triggering, so you'll just see a hang.

Sorry, misspoke here, X's core client scheduler uses SIGALRM (with a 20ms
default timeslice), not the cursor movement code.