linux-kernel - Re: [PATCH 2/2] uprobes: add global breakpoints

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Message-ID: <20120912181210.GA11122@redhat.com>
Date:	Wed, 12 Sep 2012 20:12:10 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:	srikar@...ux.vnet.ibm.com, Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Roland McGrath <roland@...k.frob.com>,
	linux-kernel@...r.kernel.org, gdb-patches@...rceware.org
Subject: Re: [PATCH 2/2] uprobes: add global breakpoints

On 09/12, Oleg Nesterov wrote:
>
> Lets start with the patch below,
> ...
>
> -	if (!(uprobe->flags & UPROBE_SKIP_SSTEP))
> +	if (!(uprobe->flags & UPROBE_SKIP_SSTEP) || (action & UPROBE_RESTART))

Hmm. This is wrong, but only because handle_swbp() is buggy.
I'll send the fix tomorrow.

Oleg.

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