|
From: | Anthony Liguori |
Subject: | Re: [Qemu-devel] [patch] Fix block I/O hang. |
Date: | Tue, 11 Nov 2008 15:07:00 -0600 |
User-agent: | Thunderbird 2.0.0.17 (X11/20080925) |
Gerd Hoffmann wrote:
However,Third, when called from a select callback it shouldn't block indeed. It does though for me now and then when booting xen guests (with a big stack of xenner patches). Doesn't reproduce reliable though. Sprinkled in a printk (with rfd being non-blocking) and got a EAGAIN once, so it got called with rfd not having data.I think it would be good to root cause this. AFAICT, it shouldn't block.Yes, something is fishy here. Will try to pin it. Ideas where to look are welcome in case you have any ;)
Are you doing something funky with threads in xenner? Regards, Anthony Liguori
cheers, Gerd
[Prev in Thread] | Current Thread | [Next in Thread] |