From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756519AbaGQK1T (ORCPT ); Thu, 17 Jul 2014 06:27:19 -0400 Received: from e28smtp04.in.ibm.com ([122.248.162.4]:49528 "EHLO e28smtp04.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755370AbaGQK1Q (ORCPT ); Thu, 17 Jul 2014 06:27:16 -0400 Message-ID: <53C7A4FA.4030600@linux.vnet.ibm.com> Date: Thu, 17 Jul 2014 15:57:06 +0530 From: Anshuman Khandual User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: Benjamin Herrenschmidt CC: Michael Neuling , james.hogan@imgtec.com, avagin@openvz.org, Paul.Clothier@imgtec.com, davem@davemloft.net, peterz@infradead.org, palves@redhat.com, linux-kernel@vger.kernel.org, oleg@redhat.com, dhowells@redhat.com, linuxppc-dev@ozlabs.org, davej@redhat.com, akpm@linux-foundation.org, tglx@linutronix.de Subject: Re: [PATCH V3 0/3] Add new PowerPC specific ELF core notes References: <1400858138-3939-1-git-send-email-khandual@linux.vnet.ibm.com> <53996E41.4070309@linux.vnet.ibm.com> In-Reply-To: <53996E41.4070309@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14071710-5564-0000-0000-0000001317DE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/12/2014 02:39 PM, Anshuman Khandual wrote: > On 05/23/2014 08:45 PM, Anshuman Khandual wrote: >> This patch series adds five new ELF core note sections which can be >> used with existing ptrace request PTRACE_GETREGSET/SETREGSET for accessing >> various transactional memory and miscellaneous register sets on PowerPC >> platform. Please find a test program exploiting these new ELF core note >> types on a POWER8 system. >> >> RFC: https://lkml.org/lkml/2014/4/1/292 >> V1: https://lkml.org/lkml/2014/4/2/43 >> V2: https://lkml.org/lkml/2014/5/5/88 >> >> Changes in V3 >> ============= >> (1) Added two new error paths in every TM related get/set functions when regset >> support is not present on the system (ENODEV) or when the process does not >> have any transaction active (ENODATA) in the context >> >> (2) Installed the active hooks for all the newly added regset core note types >> >> Changes in V2 >> ============= >> (1) Removed all the power specific ptrace requests corresponding to new NT_PPC_* >> elf core note types. Now all the register sets can be accessed from ptrace >> through PTRACE_GETREGSET/PTRACE_SETREGSET using the individual NT_PPC* core >> note type instead >> (2) Fixed couple of attribute values for REGSET_TM_CGPR register set >> (3) Renamed flush_tmreg_to_thread as flush_tmregs_to_thread >> (4) Fixed 32 bit checkpointed GPR support >> (5) Changed commit messages accordingly >> >> Outstanding Issues >> ================== >> (1) Running DSCR register value inside a transaction does not seem to be saved >> at thread.dscr when the process stops for ptrace examination. > > Hey Ben, > > Any updates on this patch series ? Ben, Any updates on this patch series ?