cvs commit: src/sys/dev/syscons/apm apm_saver.c
src/sys/i386/bios apm.c apm.h
phk at phk.freebsd.dk
Fri May 26 00:18:02 PDT 2006
In message <20060525.220611.74708877.imp at bsdimp.com>, Warner Losh writes:
>At the very least, we should mandate that timeouts are a non-sleepable
>event. Sleeping just doesn't work there. taskqueues, I'm less sure
>of, since short sleeps there work, but do degrade performance. I like
A couple of years back I did a survey of our timeout callbacks because
I was worried about this issue in the context of SMPng.
The majority are "mostly OK" (there is a lot of memory allocations with
M_WAITOK) and a few are just plain wrong.
It's certainly a fixable problem.
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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