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From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
	Adrian Bunk <bunk@stusta.de>, Andi Kleen <andi@firstfloor.org>
Subject: [patch 3/8] Immediate Value - Add kconfig menus
Date: Fri, 15 Jun 2007 16:23:13 -0400	[thread overview]
Message-ID: <20070615202925.894294663@polymtl.ca> (raw)
In-Reply-To: 20070615202310.178466032@polymtl.ca

[-- Attachment #1: immediate-values-kconfig-menus.patch --]
[-- Type: text/plain, Size: 14249 bytes --]

Immediate values provide a way to compile in kernels features that can be
enabled dynamically, with a very small footprint when disabled.

This patch:

Add Kconfig menus for the marker code.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
CC: Adrian Bunk <bunk@stusta.de>
CC: Andi Kleen <andi@firstfloor.org>
---

 arch/alpha/Kconfig       |    6 ++++++
 arch/arm/Kconfig         |    6 ++++++
 arch/arm26/Kconfig       |    6 ++++++
 arch/avr32/Kconfig.debug |    7 +++++++
 arch/cris/Kconfig        |    6 ++++++
 arch/frv/Kconfig         |    6 ++++++
 arch/h8300/Kconfig       |    6 ++++++
 arch/i386/Kconfig        |    2 ++
 arch/ia64/Kconfig        |    3 +++
 arch/m32r/Kconfig        |    6 ++++++
 arch/m68k/Kconfig        |    6 ++++++
 arch/m68knommu/Kconfig   |    6 ++++++
 arch/mips/Kconfig        |    6 ++++++
 arch/parisc/Kconfig      |    6 ++++++
 arch/powerpc/Kconfig     |    3 +++
 arch/ppc/Kconfig         |    6 ++++++
 arch/s390/Kconfig        |    2 ++
 arch/sh/Kconfig          |    6 ++++++
 arch/sh64/Kconfig        |    6 ++++++
 arch/sparc/Kconfig       |    2 ++
 arch/sparc64/Kconfig     |    3 +++
 arch/um/Kconfig          |    6 ++++++
 arch/v850/Kconfig        |    6 ++++++
 arch/x86_64/Kconfig      |    3 +++
 arch/xtensa/Kconfig      |    6 ++++++
 kernel/Kconfig.immediate |    9 +++++++++
 26 files changed, 136 insertions(+)

Index: linux-2.6-lttng/arch/alpha/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/alpha/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/alpha/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -653,6 +653,12 @@
 
 source "arch/alpha/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/alpha/Kconfig.debug"
 
 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
Index: linux-2.6-lttng/arch/arm/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/arm/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/arm/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -1046,6 +1046,12 @@
 
 source "arch/arm/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/arm/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/arm26/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/arm26/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/arm26/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -244,6 +244,12 @@
 
 source "drivers/usb/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/arm26/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/cris/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/cris/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/cris/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -198,6 +198,12 @@
 
 source "drivers/usb/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/cris/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/frv/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/frv/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/frv/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -375,6 +375,12 @@
 
 source "fs/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/frv/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/h8300/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/h8300/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/h8300/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -223,6 +223,12 @@
 
 source "fs/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/h8300/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/i386/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/i386/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/i386/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -1235,6 +1235,8 @@
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
 
+source "kernel/Kconfig.immediate"
+
 endif # INSTRUMENTATION
 
 source "arch/i386/Kconfig.debug"
Index: linux-2.6-lttng/arch/ia64/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/ia64/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/ia64/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -593,6 +593,9 @@
 	  a probepoint and specifies the callback.  Kprobes is useful
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
+
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/ia64/Kconfig.debug"
Index: linux-2.6-lttng/arch/m32r/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/m32r/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/m32r/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -408,6 +408,12 @@
 
 source "arch/m32r/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/m32r/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/m68k/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/m68k/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/m68k/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -679,6 +679,12 @@
 
 source "fs/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/m68k/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/m68knommu/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/m68knommu/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/m68knommu/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -668,6 +668,12 @@
 
 source "fs/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/m68knommu/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/mips/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/mips/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/mips/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -1957,6 +1957,12 @@
 
 source "arch/mips/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/mips/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/parisc/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/parisc/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/parisc/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -269,6 +269,12 @@
 
 source "arch/parisc/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/parisc/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/powerpc/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/powerpc/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/powerpc/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -905,6 +905,9 @@
 	  a probepoint and specifies the callback.  Kprobes is useful
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
+
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/powerpc/Kconfig.debug"
Index: linux-2.6-lttng/arch/ppc/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/ppc/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/ppc/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -1451,8 +1451,14 @@
 
 source "lib/Kconfig"
 
+menu "Instrumentation Support"
+
 source "arch/powerpc/oprofile/Kconfig"
 
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/ppc/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/s390/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/s390/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/s390/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -547,6 +547,8 @@
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
 
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/s390/Kconfig.debug"
Index: linux-2.6-lttng/arch/sh/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/sh/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/sh/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -721,6 +721,12 @@
 
 source "arch/sh/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/sh/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/sh64/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/sh64/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/sh64/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -284,6 +284,12 @@
 
 source "arch/sh64/oprofile/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/sh64/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/sparc/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/sparc/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/sparc/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -313,6 +313,8 @@
 
 source "arch/sparc/oprofile/Kconfig"
 
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/sparc/Kconfig.debug"
Index: linux-2.6-lttng/arch/sparc64/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/sparc64/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/sparc64/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -438,6 +438,9 @@
 	  a probepoint and specifies the callback.  Kprobes is useful
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
+
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/sparc64/Kconfig.debug"
Index: linux-2.6-lttng/arch/um/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/um/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/um/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -335,4 +335,10 @@
 	bool
 	default n
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/um/Kconfig.debug"
Index: linux-2.6-lttng/arch/v850/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/v850/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/v850/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -331,6 +331,12 @@
 
 source "drivers/usb/Kconfig"
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/v850/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/arch/x86_64/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/x86_64/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/x86_64/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -792,6 +792,9 @@
 	  a probepoint and specifies the callback.  Kprobes is useful
 	  for kernel debugging, non-intrusive instrumentation and testing.
 	  If in doubt, say "N".
+
+source "kernel/Kconfig.immediate"
+
 endmenu
 
 source "arch/x86_64/Kconfig.debug"
Index: linux-2.6-lttng/arch/xtensa/Kconfig
===================================================================
--- linux-2.6-lttng.orig/arch/xtensa/Kconfig	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/xtensa/Kconfig	2007-06-15 16:14:02.000000000 -0400
@@ -251,6 +251,12 @@
 	  provide one yourself.
 endmenu
 
+menu "Instrumentation Support"
+
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 source "arch/xtensa/Kconfig.debug"
 
 source "security/Kconfig"
Index: linux-2.6-lttng/kernel/Kconfig.immediate
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6-lttng/kernel/Kconfig.immediate	2007-06-15 16:14:02.000000000 -0400
@@ -0,0 +1,9 @@
+# Immediate values configuration
+
+config IMMEDIATE
+	bool "Use self-modifying code to provide fast immediate values"
+	help
+	  Provides a way to use immediate values acting as global values to
+	  dynamically enable kernel features while having a very small
+	  footprint when disabled. You may want to disable this feature if you
+	  run your kernel code on a read-only rom/flash.
Index: linux-2.6-lttng/arch/avr32/Kconfig.debug
===================================================================
--- linux-2.6-lttng.orig/arch/avr32/Kconfig.debug	2007-06-15 16:13:51.000000000 -0400
+++ linux-2.6-lttng/arch/avr32/Kconfig.debug	2007-06-15 16:14:02.000000000 -0400
@@ -6,6 +6,9 @@
 
 source "lib/Kconfig.debug"
 
+menu "Instrumentation Support"
+	depends on EXPERIMENTAL
+
 config KPROBES
 	bool "Kprobes"
 	depends on DEBUG_KERNEL
@@ -16,4 +19,8 @@
           for kernel debugging, non-intrusive instrumentation and testing.
           If in doubt, say "N".
 
+source "kernel/Kconfig.immediate"
+
+endmenu
+
 endmenu

-- 
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68

  parent reply	other threads:[~2007-06-15 20:31 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-15 20:23 [patch 0/8] Immediate values for fast branches Mathieu Desnoyers
2007-06-15 20:23 ` [patch 1/8] Immediate Value - Architecture Independent Code Mathieu Desnoyers
2007-06-15 20:23 ` [patch 2/8] Immediate Values - Non Optimized Architectures Mathieu Desnoyers
2007-06-15 20:23 ` Mathieu Desnoyers [this message]
2007-06-15 20:23 ` [patch 4/8] Immediate Value - i386 Optimization Mathieu Desnoyers
2007-06-15 22:02   ` Chuck Ebbert
2007-06-17 17:50     ` Mathieu Desnoyers
2007-06-18 14:57     ` [patch 4/8] Immediate Value - i386 Optimization; kprobes Mathieu Desnoyers
2007-06-18 18:44       ` Chuck Ebbert
2007-06-18 18:56         ` Andrew Morton
2007-06-18 19:27           ` Mathieu Desnoyers
2007-06-18 19:32           ` Andi Kleen
2007-06-18 20:16             ` Chuck Ebbert
2007-06-19 10:06             ` [patch 1/2] kprobes i386 quick fix mark-ro-data S. P. Prasanna
2007-06-19 10:08               ` [patch 2/2] kprobes x86_64 " S. P. Prasanna
2007-06-19 13:21                 ` Arjan van de Ven
2007-06-19 13:30                   ` Mathieu Desnoyers
2007-06-19 13:44                     ` Arjan van de Ven
2007-06-19 14:31                       ` S. P. Prasanna
2007-06-19 16:47               ` [patch 1/2] kprobes i386 " Andi Kleen
2007-06-15 20:23 ` [patch 5/8] Immediate Value - PowerPC Optimization Mathieu Desnoyers
2007-06-15 20:23 ` [patch 6/8] Immediate Value - Documentation Mathieu Desnoyers
2007-06-15 20:23 ` [patch 7/8] F00F bug fixup for i386 - use immediate values Mathieu Desnoyers
2007-06-15 20:23 ` [patch 8/8] Scheduler profiling - Use " Mathieu Desnoyers

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