Merge remote-tracking branch 'tip/perf/core' into kvm-updates/3.3

* tip/perf/core: (66 commits)
  perf, x86: Expose perf capability to other modules
  perf, x86: Implement arch event mask as quirk
  x86, perf: Disable non available architectural events
  jump_label: Provide jump_label_key initializers
  jump_label, x86: Fix section mismatch
  perf, core: Rate limit perf_sched_events jump_label patching
  perf: Fix enable_on_exec for sibling events
  perf: Remove superfluous arguments
  perf, x86: Prefer fixed-purpose counters when scheduling
  perf, x86: Fix event scheduler for constraints with overlapping counters
  perf, x86: Implement event scheduler helper functions
  perf: Avoid a useless pmu_disable() in the perf-tick
  x86/tools: Add decoded instruction dump mode
  x86: Update instruction decoder to support new AVX formats
  x86/tools: Fix insn_sanity message outputs
  x86/tools: Fix instruction decoder message output
  x86: Fix instruction decoder to handle grouped AVX instructions
  x86/tools: Fix Makefile to build all test tools
  perf test: Soft errors shouldn't stop the "Validate PERF_RECORD_" test
  perf test: Validate PERF_RECORD_ events and perf_sample fields
  ...

Signed-off-by: Avi Kivity <avi@redhat.com>

* commit 'b3d9468a8bd218a695e3a0ff112cd4efd27b670a': (66 commits)
  perf, x86: Expose perf capability to other modules
  perf, x86: Implement arch event mask as quirk
  x86, perf: Disable non available architectural events
  jump_label: Provide jump_label_key initializers
  jump_label, x86: Fix section mismatch
  perf, core: Rate limit perf_sched_events jump_label patching
  perf: Fix enable_on_exec for sibling events
  perf: Remove superfluous arguments
  perf, x86: Prefer fixed-purpose counters when scheduling
  perf, x86: Fix event scheduler for constraints with overlapping counters
  perf, x86: Implement event scheduler helper functions
  perf: Avoid a useless pmu_disable() in the perf-tick
  x86/tools: Add decoded instruction dump mode
  x86: Update instruction decoder to support new AVX formats
  x86/tools: Fix insn_sanity message outputs
  x86/tools: Fix instruction decoder message output
  x86: Fix instruction decoder to handle grouped AVX instructions
  x86/tools: Fix Makefile to build all test tools
  perf test: Soft errors shouldn't stop the "Validate PERF_RECORD_" test
  perf test: Validate PERF_RECORD_ events and perf_sample fields
  ...

1 files changed, 14 insertions, 2 deletions

diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index 51999309a6cf..0d6ff3555942 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -627,11 +627,23 @@ int trace_print_context(struct trace_iterator *iter)
         unsigned long usec_rem = do_div(t, USEC_PER_SEC);
         unsigned long secs = (unsigned long)t;
         char comm[TASK_COMM_LEN];
+        int ret;
 
         trace_find_cmdline(entry->pid, comm);
 
-        return trace_seq_printf(s, "%16s-%-5d [%03d] %5lu.%06lu: ",
-                                comm, entry->pid, iter->cpu, secs, usec_rem);
+        ret = trace_seq_printf(s, "%16s-%-5d [%03d] ",
+                               comm, entry->pid, iter->cpu);
+        if (!ret)
+                return 0;
+
+        if (trace_flags & TRACE_ITER_IRQ_INFO) {
+                ret = trace_print_lat_fmt(s, entry);
+                if (!ret)
+                        return 0;
+        }
+
+        return trace_seq_printf(s, " %5lu.%06lu: ",
+                                secs, usec_rem);
 }
 
 int trace_print_lat_context(struct trace_iterator *iter)