From 24f02449ff8a681108a11f7995871d52aa790dff Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Thu, 29 Jan 2009 23:52:35 +0000 Subject: [PATCH] Add menuconfig option for enabling profiling in the kernel. SVN-Revision: 14272 --- Config.in | 6 ++++++ include/kernel-defaults.mk | 1 + 2 files changed, 7 insertions(+) diff --git a/Config.in b/Config.in index 0f131f06239..7c980445300 100644 --- a/Config.in +++ b/Config.in @@ -124,6 +124,12 @@ config KERNEL_KALLSYMS default n help This will give you more information in stack traces from kernel oopses +config KERNEL_PROFILING + bool "Compile the kernel with profiling enabled" + default n + help + Enable the extended profiling support mechanisms used by profilers such + as OProfile. endmenu diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk index 4aa5c0ef182..e3897a64cc4 100644 --- a/include/kernel-defaults.mk +++ b/include/kernel-defaults.mk @@ -87,6 +87,7 @@ endef define Kernel/Configure/Default $(LINUX_CONFCMD) > $(LINUX_DIR)/.config.target echo "$(if $(CONFIG_KERNEL_KALLSYMS),CONFIG_KALLSYMS=y,# CONFIG_KALLSYMS is not set)" >> $(LINUX_DIR)/.config.target + echo "$(if $(CONFIG_KERNEL_PROFILING),CONFIG_PROFILING=y,# CONFIG_PROFILING is not set)" >> $(LINUX_DIR)/.config.target echo "# CONFIG_KALLSYMS_EXTRA_PASS is not set" >> $(LINUX_DIR)/.config.target echo "# CONFIG_KPROBES is not set" >> $(LINUX_DIR)/.config.target $(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config > $(LINUX_DIR)/.config.override