From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp08.au.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id B82412C0099 for ; Mon, 13 May 2013 15:21:45 +1000 (EST) Received: from /spool/local by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 13 May 2013 15:19:19 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id D4A762BB0050 for ; Mon, 13 May 2013 15:21:41 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r4D5LY0s4980954 for ; Mon, 13 May 2013 15:21:34 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r4D5LeRN013440 for ; Mon, 13 May 2013 15:21:41 +1000 From: Li Zhong To: linux-kernel@vger.kernel.org Subject: [RFC PATCH v3 0/5] powerpc: Support context tracking for Power pSeries Date: Mon, 13 May 2013 13:21:28 +0800 Message-Id: <1368422493-9831-1-git-send-email-zhong@linux.vnet.ibm.com> Cc: Li Zhong , fweisbec@gmail.com, paulus@samba.org, paulmck@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , These patches try to support context tracking for Power arch, beginning with 64-bit pSeries. The codes are ported from that of the x86_64, and in each patch, I listed the corresponding patch for x86. v3: This version is mainly a rebasing, against 3.10-rc1, also as the common code to handle the exception are pulled into 3.10, so there is no dependency on tip tree. So patch #2 and #6 in previous version_2 is merged together. Li Zhong (5): powerpc: Syscall hooks for context tracking subsystem powerpc: Exception hooks for context tracking subsystem powerpc: Exit user context on notify resume powerpc: Use the new schedule_user API on userspace preemption powerpc: select HAVE_CONTEXT_TRACKING for pSeries arch/powerpc/include/asm/context_tracking.h | 10 +++ arch/powerpc/include/asm/thread_info.h | 7 ++- arch/powerpc/kernel/entry_64.S | 3 +- arch/powerpc/kernel/ptrace.c | 5 ++ arch/powerpc/kernel/signal.c | 5 ++ arch/powerpc/kernel/traps.c | 91 ++++++++++++++++++++------- arch/powerpc/mm/fault.c | 16 ++++- arch/powerpc/mm/hash_utils_64.c | 38 ++++++++--- arch/powerpc/platforms/pseries/Kconfig | 1 + 9 files changed, 140 insertions(+), 36 deletions(-) create mode 100644 arch/powerpc/include/asm/context_tracking.h -- 1.7.9.5