* /usr/share/misc/pthread.codes during build.
*/
+// userspace trace points force slow-paths, so must be compiled in
+#define ENABLE_USERSPACE_TRACE 0
+
// pthread tracing subclasses
# define _TRACE_SUB_DEFAULT 0
# define _TRACE_SUB_WORKQUEUE 1
-# define _TRACE_SUB_MUTEX 2
+// WQ_TRACE_REQUESTS_SUBCLASS is 2, in xnu
+# define _TRACE_SUB_MUTEX 3
+# define _TRACE_SUB_CONDVAR 4
#ifndef _PTHREAD_BUILDING_CODES_
#endif
#if KERNEL
+#include <vm/vm_kern.h>
+
extern uint32_t pthread_debug_tracing;
-# define PTHREAD_TRACE(x,a,b,c,d,e) \
- { if (pthread_debug_tracing) { KERNEL_DEBUG_CONSTANT(x, a, b, c, d, e); } }
+static __unused void*
+VM_UNSLIDE(void* ptr)
+{
+ vm_offset_t unslid_ptr;
+ vm_kernel_unslide_or_perm_external(ptr, &unslid_ptr);
+ return (void*)unslid_ptr;
+}
-# define PTHREAD_TRACE1(x,a,b,c,d,e) \
- { if (pthread_debug_tracing) { KERNEL_DEBUG_CONSTANT1(x, a, b, c, d, e); } }
-#endif
+# define PTHREAD_TRACE(x,a,b,c,d) \
+ { if (pthread_debug_tracing) { KERNEL_DEBUG_CONSTANT(TRACE_##x, a, b, c, d, 0); } }
+
+# define PTHREAD_TRACE_WQ(x,a,b,c,d) \
+ { if (pthread_debug_tracing) { KERNEL_DEBUG_CONSTANT(TRACE_##x, VM_UNSLIDE(a), b, c, d, 0); } }
+
+# define PTHREAD_TRACE_WQ_REQ(x,a,b,c,d,e) \
+ { if (pthread_debug_tracing) { KERNEL_DEBUG_CONSTANT(TRACE_##x, VM_UNSLIDE(a), VM_UNSLIDE(b), c, d, e); } }
+
+#else // KERNEL
+
+#if ENABLE_USERSPACE_TRACE
+# include <sys/kdebug.h>
+# define PTHREAD_TRACE(x, a, b, c, d) kdebug_trace(TRACE_##x, a, b, c, d)
+#else // ENABLE_USERSPACE_TRACE
+# define PTHREAD_TRACE(x, a, b, c, d) do { } while(0)
+#endif // ENABLE_USERSPACE_TRACE
+
+#endif // KERNEL
# define TRACE_CODE(name, subclass, code) \
static const int TRACE_##name = KDBG_CODE(DBG_PTHREAD, subclass, code)
-#else
+#else // _PTHREAD_BUILDING_CODES_
/* When not included as a header, this file is pre-processed into perl source to generate
* the pthread.codes file during build.
*/
# define TRACE_CODE(name, subclass, code) \
printf("0x%x\t%s\n", ((DBG_PTHREAD << 24) | ((subclass & 0xff) << 16) | ((code & 0x3fff) << 2)), STR(name))
-#endif
+#endif // _PTHREAD_BUILDING_CODES_
/* These defines translate into TRACE_<name> when used in source code, and are
* pre-processed out to a codes file by the build system.
// workqueue trace points
TRACE_CODE(wq_pthread_exit, _TRACE_SUB_WORKQUEUE, 0x01);
TRACE_CODE(wq_workqueue_exit, _TRACE_SUB_WORKQUEUE, 0x02);
-TRACE_CODE(wq_run_nextitem, _TRACE_SUB_WORKQUEUE, 0x03);
+TRACE_CODE(wq_runthread, _TRACE_SUB_WORKQUEUE, 0x03);
TRACE_CODE(wq_runitem, _TRACE_SUB_WORKQUEUE, 0x04);
-TRACE_CODE(wq_req_threads, _TRACE_SUB_WORKQUEUE, 0x05);
-TRACE_CODE(wq_req_octhreads, _TRACE_SUB_WORKQUEUE, 0x06);
-TRACE_CODE(wq_thread_suspend, _TRACE_SUB_WORKQUEUE, 0x07);
-TRACE_CODE(wq_thread_park, _TRACE_SUB_WORKQUEUE, 0x08);
TRACE_CODE(wq_thread_block, _TRACE_SUB_WORKQUEUE, 0x9);
-TRACE_CODE(wq_new_max_scheduled, _TRACE_SUB_WORKQUEUE, 0xa);
+TRACE_CODE(wq_thactive_update, _TRACE_SUB_WORKQUEUE, 0xa);
TRACE_CODE(wq_add_timer, _TRACE_SUB_WORKQUEUE, 0xb);
TRACE_CODE(wq_start_add_timer, _TRACE_SUB_WORKQUEUE, 0x0c);
-TRACE_CODE(wq_stalled, _TRACE_SUB_WORKQUEUE, 0x0d);
-TRACE_CODE(wq_reset_priority, _TRACE_SUB_WORKQUEUE, 0x0e);
-TRACE_CODE(wq_thread_yielded, _TRACE_SUB_WORKQUEUE, 0x0f);
-TRACE_CODE(wq_delay_octhreads, _TRACE_SUB_WORKQUEUE, 0x10);
-TRACE_CODE(wq_overcommitted, _TRACE_SUB_WORKQUEUE, 0x11);
TRACE_CODE(wq_override_start, _TRACE_SUB_WORKQUEUE, 0x12);
TRACE_CODE(wq_override_end, _TRACE_SUB_WORKQUEUE, 0x13);
TRACE_CODE(wq_override_dispatch, _TRACE_SUB_WORKQUEUE, 0x14);
TRACE_CODE(wq_override_reset, _TRACE_SUB_WORKQUEUE, 0x15);
+TRACE_CODE(wq_thread_create_failed, _TRACE_SUB_WORKQUEUE, 0x1d);
+TRACE_CODE(wq_thread_create, _TRACE_SUB_WORKQUEUE, 0x1f);
+TRACE_CODE(wq_run_threadreq, _TRACE_SUB_WORKQUEUE, 0x20);
+TRACE_CODE(wq_run_threadreq_mgr_merge, _TRACE_SUB_WORKQUEUE, 0x21);
+TRACE_CODE(wq_run_threadreq_req_select, _TRACE_SUB_WORKQUEUE, 0x22);
+TRACE_CODE(wq_run_threadreq_thread_select, _TRACE_SUB_WORKQUEUE, 0x23);
+TRACE_CODE(wq_thread_reset_priority, _TRACE_SUB_WORKQUEUE, 0x24);
+TRACE_CODE(wq_constrained_admission, _TRACE_SUB_WORKQUEUE, 0x25);
+TRACE_CODE(wq_wqops_reqthreads, _TRACE_SUB_WORKQUEUE, 0x26);
+TRACE_CODE(wq_kevent_reqthreads, _TRACE_SUB_WORKQUEUE, 0x27);
+TRACE_CODE(wq_thread_park, _TRACE_SUB_WORKQUEUE, 0x28);
+TRACE_CODE(wq_thread_squash, _TRACE_SUB_WORKQUEUE, 0x29);
// synch trace points
TRACE_CODE(psynch_mutex_ulock, _TRACE_SUB_MUTEX, 0x0);
TRACE_CODE(psynch_mutex_utrylock_failed, _TRACE_SUB_MUTEX, 0x1);
TRACE_CODE(psynch_mutex_uunlock, _TRACE_SUB_MUTEX, 0x2);
TRACE_CODE(psynch_ksyn_incorrect_owner, _TRACE_SUB_MUTEX, 0x3);
+TRACE_CODE(psynch_mutex_lock_updatebits, _TRACE_SUB_MUTEX, 0x4);
+TRACE_CODE(psynch_mutex_unlock_updatebits, _TRACE_SUB_MUTEX, 0x5);
+TRACE_CODE(psynch_mutex_clearprepost, _TRACE_SUB_MUTEX, 0x6);
+TRACE_CODE(psynch_mutex_kwqallocate, _TRACE_SUB_MUTEX, 0x7);
+TRACE_CODE(psynch_mutex_kwqdeallocate, _TRACE_SUB_MUTEX, 0x8);
+TRACE_CODE(psynch_mutex_kwqprepost, _TRACE_SUB_MUTEX, 0x9);
+TRACE_CODE(psynch_mutex_markprepost, _TRACE_SUB_MUTEX, 0x10);
+TRACE_CODE(psynch_mutex_kwqcollision, _TRACE_SUB_MUTEX, 0x11);
+TRACE_CODE(psynch_ffmutex_lock_updatebits, _TRACE_SUB_MUTEX, 0x12);
+TRACE_CODE(psynch_ffmutex_unlock_updatebits, _TRACE_SUB_MUTEX, 0x13);
+TRACE_CODE(psynch_ffmutex_wake, _TRACE_SUB_MUTEX, 0x14);
+TRACE_CODE(psynch_mutex_kwqsignal, _TRACE_SUB_MUTEX, 0x15);
+TRACE_CODE(psynch_ffmutex_wait, _TRACE_SUB_MUTEX, 0x16);
+TRACE_CODE(psynch_mutex_kwqwait, _TRACE_SUB_MUTEX, 0x17);
+
+TRACE_CODE(psynch_cvar_kwait, _TRACE_SUB_CONDVAR, 0x0);
+TRACE_CODE(psynch_cvar_clrprepost, _TRACE_SUB_CONDVAR, 0x1);
+TRACE_CODE(psynch_cvar_freeitems, _TRACE_SUB_CONDVAR, 0x2);
+TRACE_CODE(psynch_cvar_signal, _TRACE_SUB_CONDVAR, 0x3);
+TRACE_CODE(psynch_cvar_broadcast, _TRACE_SUB_CONDVAR, 0x5);
+TRACE_CODE(psynch_cvar_zeroed, _TRACE_SUB_CONDVAR, 0x6);
+TRACE_CODE(psynch_cvar_updateval, _TRACE_SUB_CONDVAR, 0x7);
#endif // _KERN_TRACE_H_
projects / apple / libpthread.git / blobdiff