Re: [linux-pm] [PATCH] Block on access to temporarily unavailable pci device

Matthew Wilcox
2006-10-18T14:51:43Z

On Wed, Oct 18, 2006 at 10:38:20AM -0400, Alan Stern wrote:
> You have to do _something_, because a user task could be about to read the
> configuration space at the exact moment you want to start the BIST. That
> means ipr would have to wait until the user access is finished, which
> means it has to be prepared to sleep one way or another.

Actually, it only has to spin until the user has finished accessing
config space. See the patch I just posted.