linux-kernel - Re: [PATCH] Fix get ERESTARTSYS with m32 in x86

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Date:	Tue, 29 Apr 2014 22:10:15 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andrew Pinski <pinskia@...il.com>
CC:	Hui Zhu <teawater@...il.com>, Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	eparis@...hat.com, Andi Kleen <ak@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"gdb@...rceware.org" <gdb@...rceware.org>
Subject: Re: [PATCH] Fix get ERESTARTSYS with m32 in x86_64 when debug by
 GDB

On 04/29/2014 10:08 PM, Andrew Pinski wrote:
> 
> restoring the values is hard since even the ptrace interface does not
> allow for that.
> 

So that begs the ultimate question, which is: given the fact that there
is *state missing* from the state vector (this is the core of the
problem), is there a way we can add that state so that gdb will be able
to save and restore it?

	-hpa


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