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authorLinus Torvalds <torvalds@linux-foundation.org>2017-12-06 17:41:24 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-12-06 17:41:24 -0800
commit1c7647253c6478b5bf209c0cf74f27daeb277c39 (patch)
treeca07b367d965c40ff8cf6a29741bb08feb1f4e99 /kernel
parent189dbab0dddcf7d8525f32ae13d22ac95927fdb6 (diff)
parent34c9ca37aaec2e307b837bb099d3b44f0ea04ddc (diff)
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar: "This includes perf namespace support kernel side fixes, plus an accumulated set of perf tooling fixes - including UAPI header synchronization that should make the perf build less noisy" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (31 commits) tooling/headers: Synchronize updated s390 and x86 UAPI headers tools headers: Syncronize mman.h ABI header tools headers: Synchronize prctl.h ABI header tools headers: Synchronize KVM arch ABI headers tools headers: Synchronize drm/i915_drm.h tools headers uapi: Synchronize drm/drm.h tools headers: Synchronize perf_event.h header tools headers: Synchronize kernel ABI headers wrt SPDX tags tools/headers: Synchronize kernel x86 UAPI headers perf intel-pt: Bring instruction decoder files into line with the kernel perf test: Fix test 21 for s390x perf bench numa: Fixup discontiguous/sparse numa nodes perf top: Use signal interface for SIGWINCH handler perf top: Fix window dimensions change handling perf: Fix header.size for namespace events perf top: Ignore kptr_restrict when not sampling the kernel perf record: Ignore kptr_restrict when not sampling the kernel perf report: Ignore kptr_restrict when not sampling the kernel perf evlist: Add helper to check if attr.exclude_kernel is set in all evsels perf test shell: Fix test case probe libc's inet_pton on s390x ...
Diffstat (limited to 'kernel')
-rw-r--r--kernel/events/core.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 16beab4767e1..5961ef6dfd64 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6639,6 +6639,7 @@ static void perf_event_namespaces_output(struct perf_event *event,
struct perf_namespaces_event *namespaces_event = data;
struct perf_output_handle handle;
struct perf_sample_data sample;
+ u16 header_size = namespaces_event->event_id.header.size;
int ret;
if (!perf_event_namespaces_match(event))
@@ -6649,7 +6650,7 @@ static void perf_event_namespaces_output(struct perf_event *event,
ret = perf_output_begin(&handle, event,
namespaces_event->event_id.header.size);
if (ret)
- return;
+ goto out;
namespaces_event->event_id.pid = perf_event_pid(event,
namespaces_event->task);
@@ -6661,6 +6662,8 @@ static void perf_event_namespaces_output(struct perf_event *event,
perf_event__output_id_sample(event, &handle, &sample);
perf_output_end(&handle);
+out:
+ namespaces_event->event_id.header.size = header_size;
}
static void perf_fill_ns_link_info(struct perf_ns_link_info *ns_link_info,