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Date: Wed, 17 Jul 2013 12:10:00 -0000
From: Richard Braun <rbraun@sceen.net>
To: Yue Lu <hacklu.newborn@gmail.com>
Cc: Luis Machado <lgustavo@codesourcery.com>, gdb@sourceware.org,	bug-hurd@gnu.org, Thomas Schwinge <thomas@codesourcery.com>
Subject: Re: how to continue from a breakpoint in GNU/Hurd
Message-ID: <20130717120954.GA26158@dalaran.sceen.net>
References: <CAB8fV=i04n-eHTxP=7hWRkB7O1VJobvrMc5KSHOX0SkJ3vuqhQ@mail.gmail.com> <51E5785D.1050904@codesourcery.com> <CAB8fV=iuUFiNtoU-Trw_GnujMW1REMj2=ZciR=36RDJx1+8wSQ@mail.gmail.com> <51E58223.5040505@codesourcery.com> <CAB8fV=jnOcYCGmQ_emcoE0ZYH6MjT3K3a1P8=svRR+nKSMD69A@mail.gmail.com>
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On Wed, Jul 17, 2013 at 02:11:58PM +0800, Yue Lu wrote:
> When I get the exception message, I set the EIP to the next instruction
> (for instance 0x12345678), after resume it, I call get_thread_state(), and
> found the EIP is still  0x12345678. The inferior never running anymore.

I don't think it has anything to do with the instruction cache. Use the
thread_info() call to determine what the suspend count is, it may have
been incremented implicitely.

-- 
Richard Braun