linux-kernel - Re: [PATCH 0/7] uretprobes: return probes implementation

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Date:	Fri, 22 Mar 2013 16:10:34 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Anton Arapov <anton@...hat.com>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Josh Stone <jistone@...hat.com>,
	Frank Eigler <fche@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	adrian.m.negreanu@...el.com, Torsten.Polle@....de
Subject: Re: [PATCH 0/7] uretprobes: return probes implementation

On 03/22, Anton Arapov wrote:
>
>   this is core implementation of the uretprobes. This enables a breakpoint
> on function's return for the tools such as perf.

And, before we ask Ingo to pull, we should teach trace_uprobe.c to handle
"perf -x func%return".

This looks simple, but probably we need to add the additional "ulong bp_vaddr"
argument for rp_handler().

Oleg.

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