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authorIngo Molnar <mingo@kernel.org>2017-11-07 10:30:18 +0100
committerIngo Molnar <mingo@kernel.org>2017-11-07 10:30:18 +0100
commit15bcdc9477b03eb035052412c3a087e11e855e76 (patch)
treee1e3c1f2b89e3a705d1737d61a4d8a9394a1930e /kernel/events
parent340b5319c98eb14f7a70947a38e17d06f5beea88 (diff)
parente4880bc5dfb1f02b152e62a894b5c6f3e995b3cf (diff)
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Merge branch 'linus' into perf/core, to fix conflicts
Conflicts: tools/perf/arch/arm/annotate/instructions.c tools/perf/arch/arm64/annotate/instructions.c tools/perf/arch/powerpc/annotate/instructions.c tools/perf/arch/s390/annotate/instructions.c tools/perf/arch/x86/tests/intel-cqm.c tools/perf/ui/tui/progress.c tools/perf/util/zlib.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/Makefile1
-rw-r--r--kernel/events/core.c6
-rw-r--r--kernel/events/internal.h1
3 files changed, 6 insertions, 2 deletions
diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 2925188f50ea..3c022e33c109 100644
--- a/kernel/events/Makefile
+++ b/kernel/events/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
endif
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 2551e8ce7224..81dd57b9e5e3 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -949,9 +949,11 @@ list_update_cgroup_event(struct perf_event *event,
cpuctx_entry = &cpuctx->cgrp_cpuctx_entry;
/* cpuctx->cgrp is NULL unless a cgroup event is active in this CPU .*/
if (add) {
+ struct perf_cgroup *cgrp = perf_cgroup_from_task(current, ctx);
+
list_add(cpuctx_entry, this_cpu_ptr(&cgrp_cpuctx_list));
- if (perf_cgroup_from_task(current, ctx) == event->cgrp)
- cpuctx->cgrp = event->cgrp;
+ if (cgroup_is_descendant(cgrp->css.cgroup, event->cgrp->css.cgroup))
+ cpuctx->cgrp = cgrp;
} else {
list_del(cpuctx_entry);
cpuctx->cgrp = NULL;
diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 843e97047335..09b1537ae06c 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_EVENTS_INTERNAL_H
#define _KERNEL_EVENTS_INTERNAL_H