linux: automatically set CONFIG_PERF_EVENTS when perf is enabled

Perf profiling cannot be used if CONFIG_PERF_EVENTS is not enabled in the
kernel configuration. Similar to other tools, like ktap, we can enable the
right options automatically.

Signed-off-by: Jan Heylen <jan.heylen@nokia.com>
Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Jan Heylen
2018-07-04 09:07:35 +02:00
committed by Thomas Petazzoni
parent 3f4df8cd16
commit 63d76c6f2f
2 changed files with 7 additions and 3 deletions

View File

@@ -292,6 +292,8 @@ define LINUX_KCONFIG_FIXUP_CMDS
$(call KCONFIG_ENABLE_OPT,CONFIG_ENABLE_DEFAULT_TRACERS,$(@D)/.config)
$(call KCONFIG_ENABLE_OPT,CONFIG_PERF_EVENTS,$(@D)/.config)
$(call KCONFIG_ENABLE_OPT,CONFIG_FUNCTION_TRACER,$(@D)/.config))
$(if $(BR2_PACKAGE_LINUX_TOOLS_PERF),
$(call KCONFIG_ENABLE_OPT,CONFIG_PERF_EVENTS,$(@D)/.config))
$(if $(BR2_PACKAGE_SYSTEMD),
$(call KCONFIG_ENABLE_OPT,CONFIG_CGROUPS,$(@D)/.config)
$(call KCONFIG_ENABLE_OPT,CONFIG_INOTIFY_USER,$(@D)/.config)