svn commit: r211982 - head/sbin/hastd

Pawel Jakub Dawidek pjd at FreeBSD.org
Tue Aug 31 06:24:35 UTC 2010


On Tue, Aug 31, 2010 at 10:23:04AM +0000, David Xu wrote:
> Pawel Jakub Dawidek wrote:
> >Author: pjd
> >Date: Mon Aug 30 00:06:05 2010
> >New Revision: 211982
> >URL: http://svn.freebsd.org/changeset/base/211982
> >
> >Log:
> >  Use sigtimedwait(2) for signals handling in primary process.
> >  This fixes various races and eliminates use of pthread* API in signal 
> >  handler.
> >  
> >  Pointed out by:	kib
> >  With help from:	jilles
> >  MFC after:	2 weeks
> >  Obtained from:	Wheel Systems Sp. z o.o. http://www.wheelsystems.com
> >
> >Modified:
> >  head/sbin/hastd/primary.c
> >
> Note that if you are sigwaiting signals, these signals should be masked,
> otherwise, there is a race condition. I have not read the code, maybe
> this is not a problem.

I do that, yes.

-- 
Pawel Jakub Dawidek                       http://www.wheelsystems.com
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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