| From | David Carrillo-Cisneros <> | Subject | [PATCH v2 27/32] perf/core: add perf_event cgroup hooks for subsystem attributes | Date | Wed, 11 May 2016 16:02:27 -0700 |
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Allow architectures to define additional attributes for the perf cgroup.
Reviewed-by: Stephane Eranian <eranian@google.com> Signed-off-by: David Carrillo-Cisneros <davidcc@google.com> --- include/linux/perf_event.h | 4 ++++ kernel/events/core.c | 2 ++ 2 files changed, 6 insertions(+)
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 3f4ac36..9b13add 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1390,4 +1390,8 @@ static struct device_attribute format_attr_##_name = __ATTR_RO(_name) # define perf_cgroup_arch_css_free(css) do { } while (0) #endif +#ifndef PERF_CGROUP_ARCH_CGRP_SUBSYS_ATTS +#define PERF_CGROUP_ARCH_CGRP_SUBSYS_ATTS +#endif + #endif /* _LINUX_PERF_EVENT_H */ diff --git a/kernel/events/core.c b/kernel/events/core.c index da05fa2..e48afb6 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10487,5 +10487,7 @@ struct cgroup_subsys perf_event_cgrp_subsys = { .css_released = perf_cgroup_css_released, .css_free = perf_cgroup_css_free, .attach = perf_cgroup_attach, + /* Expand architecture specific attributes. */ + PERF_CGROUP_ARCH_CGRP_SUBSYS_ATTS }; #endif /* CONFIG_CGROUP_PERF */ -- 2.8.0.rc3.226.g39d4020
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