xnu-7195.50.7.100.1.tar.gz

[apple/xnu.git] / osfmk / kperf / thread_samplers.c

diff --git a/osfmk/kperf/thread_samplers.c b/osfmk/kperf/thread_samplers.c
index ca2d0c67d39eb707d8cc2cc17cd4b8ad19a199b0..867215fb1d48dab130484ef77be49859ff5d56f6 100644 (file)
--- a/osfmk/kperf/thread_samplers.c
+++ b/osfmk/kperf/thread_samplers.c
@@ -91,12 +91,12 @@ kperf_thread_info_runmode_legacy(thread_t thread)
                kperf_state |= KPERF_TI_IDLE;
        }
 
-#if !CONFIG_EMBEDDED
+#if defined(XNU_TARGET_OS_OSX)
        /* on desktop, if state is blank, leave not idle set */
        if (kperf_state == 0) {
                return TH_IDLE << 16;
        }
-#endif /* !CONFIG_EMBEDDED */
+#endif /* defined(XNU_TARGET_OS_OSX) */
 
        /* high two bytes are inverted mask, low two bytes are normal */
        return ((~kperf_state & 0xffff) << 16) | (kperf_state & 0xffff);
@@ -247,7 +247,10 @@ kperf_thread_snapshot_sample(struct kperf_thread_snapshot *thsn,
        }
 
        thsn->kpthsn_suspend_count = thread->suspend_count;
-       thsn->kpthsn_io_tier = proc_get_effective_thread_policy(thread, TASK_POLICY_IO);
+       /*
+        * Only have room for 8-bits in the trace event, so truncate here.
+        */
+       thsn->kpthsn_io_tier = (uint8_t)proc_get_effective_thread_policy(thread, TASK_POLICY_IO);
 
        BUF_VERB(PERF_TI_SNAPSAMPLE | DBG_FUNC_END);
 }