linux-kernel - Re: [RFC PATCH] uprobes: simplify rip-relative handling

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Message-ID: <20140427113040.GA17908@redhat.com>
Date:	Sun, 27 Apr 2014 13:30:40 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Denys Vlasenko <dvlasenk@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Jim Keniston <jkenisto@...ibm.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Subject: Re: [RFC PATCH] uprobes: simplify rip-relative handling

On 04/26, Denys Vlasenko wrote:
>
> @@ -46,7 +46,7 @@ struct arch_uprobe {
>  
>  	union {
>  #ifdef CONFIG_X86_64
> -		unsigned long			rip_rela_target_address;
> +		int				insn_length;
>  #endif

in particular, we already have auprobe->def.ilen this patch can use.

Oleg.

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