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Re: [PING][PATCH PR gdb/21870] aarch64: Leftover uncleared debug registers
- From: Yao Qi <qiyaoltc at gmail dot com>
- To: Wei-min Pan <weimin dot pan at oracle dot com>
- Cc: "gdb-patches at sourceware dot org" <gdb-patches at sourceware dot org>
- Date: Sun, 22 Oct 2017 22:15:10 +0100
- Subject: Re: [PING][PATCH PR gdb/21870] aarch64: Leftover uncleared debug registers
- Authentication-results: sourceware.org; auth=none
- References: <1507328314-114545-1-git-send-email-weimin.pan@oracle.com> <300a7ff5-11c4-ef89-907a-c82c08973f29@oracle.com>
On Sat, Oct 21, 2017 at 1:58 AM, Wei-min Pan <weimin.pan@oracle.com> wrote:
Hi Wei-min,
As I asked in comment 3 in PR 21870, could you
help me to understand the bug? I don't see how
does GDB touches hw debug registers, in this case. I have no idea that
why DR_CONTROL_LENGTH (dreg_state.dbg_regs[0].ctrl) is changed to
non-zero.
--
Yao (齐尧)