From: GuanXuetao <gxt@mprc.pku.edu.cn>
Date: Sat, 15 Jan 2011 10:21:56 +0000 (+0800)
Subject: unicore32 additional architecture files: ptrace handling
X-Git-Tag: v2.6.39-rc1~454^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6dea1ba1c82013c108d235ec32c6d8bd9ff6b48d;p=pandora-kernel.git

unicore32 additional architecture files: ptrace handling

This patch adds ptrace support.

Changed from previous version:
    1. disable arch_has_single_step and remove single-step instruction handler
    2. add 'Ross Biro 1/23/92' contributor information
    3. clean unused codes

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Arnd Bergmann <arnd@arndb.de>
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