From: Jeff Dike <jdike@addtoit.com>
To: BlaisorBlade <blaisorblade_spam@yahoo.it>
Cc: user-mode-linux-devel@lists.sourceforge.net,
Joe Marzot <gmarzot@nortelnetworks.com>
Subject: Re: [uml-devel] handle_trap - failed to wait at end of syscall
Date: Mon, 13 Sep 2004 18:14:58 -0400 [thread overview]
Message-ID: <200409132214.i8DMEwL7003829@ccure.user-mode-linux.org> (raw)
In-Reply-To: Your message of "Mon, 13 Sep 2004 21:39:33 +0200." <200409132139.33256.blaisorblade_spam@yahoo.it>
blaisorblade_spam@yahoo.it said:
> However, it is not possible nor desirable to do this in CATCH_EINTR -
> retry if errno == EINTR is a general rule valid in every Unix program
> ever, while this is very specific to this call.
>
> do {
> CATCH_EINTR(err = waitpid(pid, &status, WUNTRACED));
> } while (WIFSTOPPED(status) && (STOPSIG(status) == SIGHUP))
I'd still like to understand exactly what's going on here. UML interprets
a SIGHUP to itself as a "shut down now" command, while it should not see
SIGHUP from a terminal going away.
Figuring out why it is should point us at the correct fix.
Jeff
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next prev parent reply other threads:[~2004-09-13 21:11 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-11 15:32 [uml-devel] debugging UML cores Joe Marzot
2004-08-12 5:41 ` Jeff Dike
2004-08-12 15:21 ` Joe Marzot
2004-08-12 16:56 ` Jeff Dike
2004-08-12 16:16 ` Joe Marzot
2004-08-12 15:36 ` Joe Marzot
2004-08-12 15:47 ` Joe Marzot
2004-08-13 15:46 ` [uml-devel] handle_trap - failed to wait at end of syscall [was Re: [uml-devel] debugging UML cores] Joe Marzot
2004-08-13 18:01 ` Joe Marzot
2004-08-13 21:47 ` Jeff Dike
2004-08-16 17:47 ` [uml-devel] Re: handle_trap - failed to wait at end of syscall [was Re: [uml- devel] " Joe Marzot
2004-08-16 19:25 ` Joe Marzot
2004-08-16 19:53 ` D. Bahi
2004-08-17 5:26 ` Jeff Dike
2004-08-20 11:46 ` handle_trap - failed to wait at end of syscall [was Re: [uml-devel] " BlaisorBlade
2004-09-13 15:39 ` [uml-devel] handle_trap - failed to wait at end of syscall Joe Marzot
2004-09-13 19:39 ` BlaisorBlade
2004-09-13 22:14 ` Jeff Dike [this message]
2004-09-14 10:41 ` BlaisorBlade
2004-09-14 16:09 ` Joe Marzot
2004-09-14 21:23 ` Jeff Dike
2004-09-15 5:00 ` Richard Potter
2004-09-15 19:35 ` Joe Marzot
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