Merge tag 'perf-urgent-for-mingo-5.5-20191216' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fixes:

perf top:

 Arnaldo Carvalho de Melo:

 - Do not bail out when perf_env__read_cpuid() returns ENOSYS, which
   has been reported happening on aarch64.

perf metricgroup:

  Kajol Jain:

  - Fix printing event names of metric group with multiple events

vendor events:

x86:

  Ravi Bangoria:

  - Fix Kernel_Utilization metric.

s390:

  Ed Maste:

  - Fix counter long description for DTLB1_GPAGE_WRITES and L1D_RO_EXCL_WRITES.

perf header:

  Michael Petlan:

  - Fix false warning when there are no duplicate cache entries

libtraceevent:

  Sudip Mukherjee:

  - Allow custom libdir path

API headers:

  Arnaldo Carvalho de Melo:

  - Sync linux/kvm.h with the kernel sources.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 9 insertions, 1 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 07e68d9f5dc4..467d26046416 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -862,7 +862,7 @@ struct task_struct {
 	u64				start_time;
 
 	/* Boot based time in nsecs: */
-	u64				real_start_time;
+	u64				start_boottime;
 
 	/* MM fault and swap info: this can arguably be seen as either mm-specific or thread-specific: */
 	unsigned long			min_flt;
@@ -1210,6 +1210,8 @@ struct task_struct {
 #endif /* CONFIG_TRACING */
 
 #ifdef CONFIG_KCOV
+	/* See kernel/kcov.c for more details. */
+
 	/* Coverage collection mode enabled for this task (0 if disabled): */
 	unsigned int			kcov_mode;
 
@@ -1221,6 +1223,12 @@ struct task_struct {
 
 	/* KCOV descriptor wired with this task or NULL: */
 	struct kcov			*kcov;
+
+	/* KCOV common handle for remote coverage collection: */
+	u64				kcov_handle;
+
+	/* KCOV sequence number: */
+	int				kcov_sequence;
 #endif
 
 #ifdef CONFIG_MEMCG