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From: Andreas Schwab <schwab@suse.de>
To: "Ahmed S. Darwish" <darwish.07@gmail.com>
Cc: libc-alpha@sourceware.org, libc-alpha@sources.redhat.com,
	linux-kernel@vger.kernel.org
Subject: Re: Linux i386 clone(): %ebx 'frobbing' ?
Date: Fri, 15 Feb 2008 21:07:42 +0100
Message-ID: <jewsp69e5t.fsf@sykes.suse.de> (raw)
In-Reply-To: <20080215184228.GA6687@ubuntu> (Ahmed S. Darwish's message of "Fri\, 15 Feb 2008 20\:42\:28 +0200")

"Ahmed S. Darwish" <darwish.07@gmail.com> writes:

> I don't understand how the `fn' argument reached the child thread
> in the %ebx register. It's said in the comment that `fn' will be
> popped to child 'in the ebx frobbing below'. But what does that mean ?

See "popl %ebx" after "int $0x80".

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-15 18:42 Ahmed S. Darwish
2008-02-15 20:07 ` Andreas Schwab [this message]
2008-02-15 23:07   ` Ahmed S. Darwish
2008-02-15 23:28     ` Andreas Schwab
2008-02-15 23:54       ` Ahmed S. Darwish

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