From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Linux-mm <linux-mm@kvack.org>,
Arnaldo Carvalho de Melo <acme@infradead.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jonathan Corbet <corbet@lwn.net>,
Christoph Hellwig <hch@infradead.org>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
Oleg Nesterov <oleg@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
SystemTap <systemtap@sources.redhat.com>,
Jim Keniston <jkenisto@linux.vnet.ibm.com>,
Roland McGrath <roland@hack.frob.com>,
Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH v3 2.6.39-rc1-tip 3/26] 3: X86 specific breakpoint definitions.
Date: Fri, 01 Apr 2011 14:42:00 -0000 [thread overview]
Message-ID: <20110401143308.15455.70181.sendpatchset@localhost6.localdomain6> (raw)
In-Reply-To: <20110401143223.15455.19844.sendpatchset@localhost6.localdomain6>
Provides definitions for the breakpoint instruction and x86 specific
uprobe info structure.
Signed-off-by: Jim Keniston <jkenisto@us.ibm.com>
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
---
arch/x86/Kconfig | 3 +++
arch/x86/include/asm/uprobes.h | 40 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 43 insertions(+), 0 deletions(-)
create mode 100644 arch/x86/include/asm/uprobes.h
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index da3b204..051fe74 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -238,6 +238,9 @@ config ARCH_CPU_PROBE_RELEASE
def_bool y
depends on HOTPLUG_CPU
+config ARCH_SUPPORTS_UPROBES
+ def_bool y
+
source "init/Kconfig"
source "kernel/Kconfig.freezer"
diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h
new file mode 100644
index 0000000..5026359
--- /dev/null
+++ b/arch/x86/include/asm/uprobes.h
@@ -0,0 +1,40 @@
+#ifndef _ASM_UPROBES_H
+#define _ASM_UPROBES_H
+/*
+ * Userspace Probes (UProbes) for x86
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Copyright (C) IBM Corporation, 2008-2010
+ * Authors:
+ * Srikar Dronamraju
+ * Jim Keniston
+ */
+
+typedef u8 uprobe_opcode_t;
+#define MAX_UINSN_BYTES 16
+#define UPROBES_XOL_SLOT_BYTES 128 /* to keep it cache aligned */
+
+#define UPROBES_BKPT_INSN 0xcc
+#define UPROBES_BKPT_INSN_SIZE 1
+
+#ifdef CONFIG_X86_64
+struct uprobe_arch_info {
+ unsigned long rip_rela_target_address;
+};
+#else
+struct uprobe_arch_info {};
+#endif
+#endif /* _ASM_UPROBES_H */
next prev parent reply other threads:[~2011-04-01 14:42 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-01 14:42 [PATCH v3 2.6.39-rc1-tip 0/26] 0: Uprobes patchset with perf probe support Srikar Dronamraju
2011-04-01 14:42 ` [PATCH v3 2.6.39-rc1-tip 2/26] 2: mm: Move replace_page() to mm/memory.c Srikar Dronamraju
2011-04-01 14:42 ` Srikar Dronamraju [this message]
2011-04-01 14:42 ` [PATCH v3 2.6.39-rc1-tip 1/26] 1: mm: replace_page() loses static attribute Srikar Dronamraju
2011-04-01 14:43 ` [PATCH v3 2.6.39-rc1-tip 5/26] 5: uprobes: Adding and remove a uprobe in a rb tree Srikar Dronamraju
2011-04-18 12:21 ` Peter Zijlstra
2011-04-01 14:43 ` [PATCH v3 2.6.39-rc1-tip 7/26] 7: x86: analyze instruction and determine fixups Srikar Dronamraju
2011-04-19 13:29 ` Steven Rostedt
2011-04-21 17:46 ` Srikar Dronamraju
2011-04-21 17:50 ` Peter Zijlstra
2011-04-01 14:43 ` [PATCH v3 2.6.39-rc1-tip 6/26] 6: Uprobes: register/unregister probes Srikar Dronamraju
2011-04-02 0:27 ` Stephen Wilson
2011-04-02 1:03 ` Srikar Dronamraju
2011-04-02 1:29 ` Stephen Wilson
2011-04-18 12:21 ` Peter Zijlstra
2011-04-01 14:43 ` [PATCH v3 2.6.39-rc1-tip 8/26] 8: uprobes: store/restore original instruction Srikar Dronamraju
2011-04-18 16:13 ` Peter Zijlstra
2011-04-01 14:43 ` [PATCH v3 2.6.39-rc1-tip 4/26] 4: uprobes: Breakground page replacement Srikar Dronamraju
2011-04-18 12:21 ` Peter Zijlstra
2011-04-01 14:44 ` [PATCH v3 2.6.39-rc1-tip 13/26] 13: uprobes: get the breakpoint address Srikar Dronamraju
2011-04-18 16:48 ` Peter Zijlstra
2011-04-01 14:44 ` [PATCH v3 2.6.39-rc1-tip 9/26] 9: uprobes: mmap and fork hooks Srikar Dronamraju
2011-04-18 16:22 ` Peter Zijlstra
2011-04-18 16:30 ` Peter Zijlstra
2011-04-19 6:59 ` Srikar Dronamraju
2011-04-01 14:44 ` [PATCH v3 2.6.39-rc1-tip 11/26] 11: uprobes: task specific information Srikar Dronamraju
2011-04-01 14:44 ` [PATCH v3 2.6.39-rc1-tip 12/26] 12: uprobes: slot allocation for uprobes Srikar Dronamraju
2011-04-18 16:47 ` Peter Zijlstra
2011-04-19 6:40 ` Srikar Dronamraju
[not found] ` <BANLkTimw7dV9_aSsrUfzwSdwr6UwZDsRwg@mail.gmail.com>
2011-04-20 14:52 ` Frank Ch. Eigler
2011-04-21 14:25 ` Srikar Dronamraju
[not found] ` <1303397133.1708.41.camel@unknown001a4b0c2895>
2011-04-21 17:48 ` Srikar Dronamraju
2011-04-01 14:44 ` [PATCH v3 2.6.39-rc1-tip 10/26] 10: x86: architecture specific task information Srikar Dronamraju
2011-04-01 14:45 ` [PATCH v3 2.6.39-rc1-tip 17/26] 17: uprobes: register a notifier for uprobes Srikar Dronamraju
2011-04-19 13:55 ` Peter Zijlstra
2011-04-01 14:45 ` [PATCH v3 2.6.39-rc1-tip 14/26] 14: x86: x86 specific probe handling Srikar Dronamraju
2011-04-18 16:55 ` Peter Zijlstra
2011-04-19 5:57 ` Srikar Dronamraju
2011-04-18 16:59 ` Peter Zijlstra
2011-04-01 14:45 ` [PATCH v3 2.6.39-rc1-tip 18/26] 18: uprobes: commonly used filters Srikar Dronamraju
2011-04-05 1:27 ` Masami Hiramatsu
2011-04-19 13:58 ` Peter Zijlstra
2011-04-21 11:24 ` Srikar Dronamraju
2011-04-21 11:35 ` Peter Zijlstra
2011-04-21 12:04 ` Srikar Dronamraju
2011-04-01 14:45 ` [PATCH v3 2.6.39-rc1-tip 16/26] 16: x86: uprobes exception notifier for x86 Srikar Dronamraju
2011-04-01 14:45 ` [PATCH v3 2.6.39-rc1-tip 15/26] 15: uprobes: Handing int3 and singlestep exception Srikar Dronamraju
2011-04-19 13:04 ` Peter Zijlstra
2011-04-19 13:12 ` Steven Rostedt
2011-04-21 17:25 ` Srikar Dronamraju
2011-04-21 17:39 ` Peter Zijlstra
2011-04-19 13:40 ` Peter Zijlstra
2011-04-21 17:18 ` Srikar Dronamraju
2011-04-01 14:46 ` [PATCH v3 2.6.39-rc1-tip 23/26] 23: perf: show possible probes in a given executable file or library Srikar Dronamraju
2011-04-04 10:16 ` Masami Hiramatsu
2011-04-06 22:50 ` Srikar Dronamraju
2011-04-01 14:46 ` [PATCH v3 2.6.39-rc1-tip 22/26] 22: perf: rename target_module to target Srikar Dronamraju
2011-04-04 10:06 ` Masami Hiramatsu
2011-04-06 23:46 ` Srikar Dronamraju
2011-04-01 14:46 ` [PATCH v3 2.6.39-rc1-tip 19/26] 19: tracing: Extract out common code for kprobes/uprobes traceevents Srikar Dronamraju
2011-04-01 14:46 ` [PATCH v3 2.6.39-rc1-tip 21/26] 21: Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Srikar Dronamraju
2011-04-01 14:57 ` [RESEND] [PATCH v3 2.6.39-rc1-tip 21/26] 21: Uprobe tracer documentation " Srikar Dronamraju
2011-04-01 14:46 ` [PATCH v3 2.6.39-rc1-tip 20/26] 20: tracing: uprobes trace_event interface Srikar Dronamraju
2011-04-01 14:47 ` [PATCH v3 2.6.39-rc1-tip 25/26] 25: perf: Documentation for perf uprobes Srikar Dronamraju
2011-04-01 14:47 ` [PATCH v3 2.6.39-rc1-tip 26/26] 26: uprobes: filter chain Srikar Dronamraju
2011-04-05 1:27 ` Masami Hiramatsu
2011-04-06 22:42 ` Srikar Dronamraju
2011-04-07 3:19 ` Masami Hiramatsu
2011-04-01 14:47 ` [PATCH v3 2.6.39-rc1-tip 24/26] 24: perf: perf interface for uprobes Srikar Dronamraju
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