Date: Mon, 26 Jan 2004 16:50:38 +0100 (CET) From: Lukas Ertl <l.ertl@univie.ac.at> To: Pawel Jakub Dawidek <nick@garage.freebsd.pl> Cc: freebsd-geom@freebsd.org Subject: Re: Preventing deadlocks on the event queue. Message-ID: <20040126164924.C90355@pcle2.cc.univie.ac.at> In-Reply-To: <20040125234848.GH565@garage.freebsd.pl> References: <20040125234848.GH565@garage.freebsd.pl>
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On Mon, 26 Jan 2004, Pawel Jakub Dawidek wrote: > Hello. > > So, I think I've found clever way to prevents deadlock caused by > calling g_waitfor_event() from an event. > > My idea is to check if curthread in g_waitfor_event() is a g_event thread. > > http://garage.freebsd.pl/patches/geom_event_deadlock.patch Do you really want to make this a separate function? Since it's just a one-line comparison, wouldn't a macro suffice? regards, le -- Lukas Ertl eMail: l.ertl@univie.ac.at UNIX Systemadministrator Tel.: (+43 1) 4277-14073 Vienna University Computer Center Fax.: (+43 1) 4277-9140 University of Vienna http://mailbox.univie.ac.at/~le/
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