From: Fabiano Ramos <ramos_fabiano@yahoo.com.br>
To: Davide Libenzi <davidel@xmailserver.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [patch] really-ptrace-single-step
Date: Tue, 11 May 2004 15:40:02 -0300 [thread overview]
Message-ID: <1084300801.1729.7.camel@slack.domain.invalid> (raw)
In-Reply-To: <Pine.LNX.4.58.0405111036320.25232@bigblue.dev.mdolabs.com>
On Tue, 2004-05-11 at 14:38, Davide Libenzi wrote:
> On Tue, 11 May 2004, Fabiano Ramos wrote:
>
> > It would not work against 2.6.5, since
> >
> > do_syscall_trace()
> >
> > makes the check
> >
> > if (!test_thread_flag(TIF_SYSCALL_TRACE))
> > return;
> >
> > Simply removing it would do?
>
> No no. You need to OR it with the single-step. Try:
>
> if (!test_thread_flag(TIF_SYSCALL_TRACE) &&
> !test_thread_flag(TIF_SINGLESTEP))
> return;
>
>
> - Davide
Still not working. :(
Correct me if I am wrong: is TIF_SINGLESTEP asserted whenever a process
is being singlestepped? I do not see where it is done.
>
> -
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prev parent reply other threads:[~2004-05-11 18:37 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-11 17:12 [patch] really-ptrace-single-step Davide Libenzi
2004-05-11 17:31 ` Fabiano Ramos
2004-05-12 0:17 ` Andrew Morton
2004-05-12 0:42 ` Davide Libenzi
2004-05-12 1:04 ` Fabiano Ramos
2004-05-12 1:06 ` Davide Libenzi
2004-05-12 1:15 ` Fabiano Ramos
2004-05-12 2:19 ` Fabiano Ramos
2004-05-11 17:36 ` Fabiano Ramos
2004-05-11 17:38 ` Davide Libenzi
2004-05-11 18:40 ` Fabiano Ramos [this message]
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