Date: Thu, 28 Nov 2002 14:34:03 +0200 From: Alexey Zelkin <phantom@FreeBSD.org.ua> To: Daniel Eischen <eischen@pcnet1.pcnet.com> Cc: freebsd-java@FreeBSD.ORG Subject: Re: PATCH - changing libc_r to use *context() (fwd) Message-ID: <20021128143403.A98438@phantom.cris.net> In-Reply-To: <Pine.GSO.4.10.10211251055010.25917-100000@pcnet1.pcnet.com>; from eischen@pcnet1.pcnet.com on Mon, Nov 25, 2002 at 11:00:03AM -0500 References: <Pine.GSO.4.10.10211251055010.25917-100000@pcnet1.pcnet.com>
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Wow! Cool. Did you do performance measurements ? I think such switch will cause performance slowdown. PS: Any plans on MFCing these changes ? On Mon, Nov 25, 2002 at 11:00:03AM -0500, Daniel Eischen wrote: > FYI, this patch should have everything you've been asking for. > > To answer some potential questions, a threads context is > always in thread->ctx as a ucontext_t. A thread's interrupted > context is stored in the same location. > > Signal handlers caused by pthread_kill() now also get a > siginfo and ucontext passed to them (assuming the handler > was installed with SA_SIGINFO). > > ---------- Forwarded message ---------- > Date: Mon, 25 Nov 2002 10:52:04 -0500 > From: Daniel Eischen <eischen@vigrid.com> > To: freebsd-current@freebsd.org > Subject: PATCH - changing libc_r to use *context() > > There's a patch at: > > http://people.freebsd.org/~deischen/libc_r.diffs > > that changes libc_r to use *context() instead of setjmp/longjmp. There > are some other changes that the -java folks have wanted for some time > (signal handlers installed with SA_SIGINFO now always get a siginfo_t > and ucontext_t). > > Normally I would wait until after 5.0-release to do this, but the > ia64 folks (perhaps the sparc64?) really wanted this. > > I'd like some feedback on whether some heavy threaded apps (GNOME, > OpenOffice, Java, etc) have any problems with this patch before > asking re@ for commit permission. BTW, it also needs testing on > alpha. > > Thanks, > > -- > Dan Eischen > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-java" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-java" in the body of the message
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