perf/core improvements and fixes

index 66aa2a00414b..9d23edc06698 100644
@@ -1606,7 +1606,12 @@ static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
 						     "%ld", val);
 			}
 		}
-	} else {
+	} else if (IS_ERR(sc->tp_format)) {
+		/*
+		 * If we managed to read the tracepoint /format file, then we
+		 * may end up not having any args, like with gettid(), so only
+		 * print the raw args when we didn't manage to read it.
+		 */
 		int i = 0;
 
 		while (i < 6) {

index 8c7bf4dbd479..639a2903065e 100644
@@ -1817,8 +1817,6 @@ static int thread__resolve_callchain_sample(struct thread *thread,
 	int skip_idx = -1;
 	int first_call = 0;
 
-	callchain_cursor_reset(cursor);
-
 	if (perf_evsel__has_branch_callstack(evsel)) {
 		err = resolve_lbr_callchain_sample(thread, cursor, sample, parent,
 						   root_al, max_stack);

@@ -1929,20 +1927,12 @@ static int unwind_entry(struct unwind_entry *entry, void *arg)
 				       entry->map, entry->sym);
 }
 
-int thread__resolve_callchain(struct thread *thread,
-			      struct callchain_cursor *cursor,
-			      struct perf_evsel *evsel,
-			      struct perf_sample *sample,
-			      struct symbol **parent,
-			      struct addr_location *root_al,
-			      int max_stack)
+static int thread__resolve_callchain_unwind(struct thread *thread,
+					    struct callchain_cursor *cursor,
+					    struct perf_evsel *evsel,
+					    struct perf_sample *sample,
+					    int max_stack)
 {
-	int ret = thread__resolve_callchain_sample(thread, cursor, evsel,
-						   sample, parent,
-						   root_al, max_stack);
-	if (ret)
-		return ret;
-
 	/* Can we do dwarf post unwind? */
 	if (!((evsel->attr.sample_type & PERF_SAMPLE_REGS_USER) &&
 	      (evsel->attr.sample_type & PERF_SAMPLE_STACK_USER)))

@@ -1955,7 +1945,43 @@ int thread__resolve_callchain(struct thread *thread,
 
 	return unwind__get_entries(unwind_entry, cursor,
 				   thread, sample, max_stack);
+}
 
+int thread__resolve_callchain(struct thread *thread,
+			      struct callchain_cursor *cursor,
+			      struct perf_evsel *evsel,
+			      struct perf_sample *sample,
+			      struct symbol **parent,
+			      struct addr_location *root_al,
+			      int max_stack)
+{
+	int ret = 0;
+
+	callchain_cursor_reset(&callchain_cursor);
+
+	if (callchain_param.order == ORDER_CALLEE) {
+		ret = thread__resolve_callchain_sample(thread, cursor,
+						       evsel, sample,
+						       parent, root_al,
+						       max_stack);
+		if (ret)
+			return ret;
+		ret = thread__resolve_callchain_unwind(thread, cursor,
+						       evsel, sample,
+						       max_stack);
+	} else {
+		ret = thread__resolve_callchain_unwind(thread, cursor,
+						       evsel, sample,
+						       max_stack);
+		if (ret)
+			return ret;
+		ret = thread__resolve_callchain_sample(thread, cursor,
+						       evsel, sample,
+						       parent, root_al,
+						       max_stack);
+	}
+
+	return ret;
 }
 
 int machine__for_each_thread(struct machine *machine,

122 lines not on this page · raw message

77 lines not on this page · raw message

index 049438d51b9a..4fc607c130b8 100644
@@ -23,6 +23,7 @@
 #include "event.h"
 #include "util.h"
 #include "thread-stack.h"
+#include "call-path.h"
 #include "db-export.h"
 
 struct deferred_export {

index 525eb49e7ba6..7bb859202249 100644
@@ -41,6 +41,7 @@
 #include "../thread-stack.h"
 #include "../trace-event.h"
 #include "../machine.h"
+#include "../call-path.h"
 #include "thread_map.h"
 #include "cpumap.h"
 #include "stat.h"

140 lines not on this page · raw message

index e1528f1374c3..ec9beddfdbab 100644
@@ -19,7 +19,6 @@
 #include <sys/types.h>
 
 #include <linux/types.h>
-#include <linux/rbtree.h>
 
 struct thread;
 struct comm;

@@ -30,6 +29,7 @@ struct call_return_processor;
 struct comm;
 struct perf_sample;
 struct addr_location;
+struct call_path;
 
 /*
  * Call/Return flags.

@@ -68,29 +68,6 @@ struct call_return {
 	u32 flags;
 };
 
-/**
- * struct call_path - node in list of calls leading to a function call.
- * @parent: call path to the parent function call
- * @sym: symbol of function called
- * @ip: only if sym is null, the ip of the function
- * @db_id: id used for db-export
- * @in_kernel: whether function is a in the kernel
- * @rb_node: node in parent's tree of called functions
- * @children: tree of call paths of functions called
- *
- * In combination with the call_return structure, the call_path structure
- * defines a context-sensitve call-graph.
- */
-struct call_path {
-	struct call_path *parent;
-	struct symbol *sym;
-	u64 ip;
-	u64 db_id;
-	bool in_kernel;
-	struct rb_node rb_node;
-	struct rb_root children;
-};
-
 int thread_stack__event(struct thread *thread, u32 flags, u64 from_ip,
 			u64 to_ip, u16 insn_len, u64 trace_nr);
 void thread_stack__set_trace_nr(struct thread *thread, u64 trace_nr);

index 4fc607c130b8..a0ca90c1fb50 100644
@@ -23,6 +23,7 @@
 #include "event.h"
 #include "util.h"
 #include "thread-stack.h"
+#include "callchain.h"
 #include "call-path.h"
 #include "db-export.h"
 

@@ -277,6 +278,79 @@ static int db_ids_from_al(struct db_export *dbe, struct addr_location *al,
 	return 0;
 }
 
+static struct call_path *call_path_from_sample(struct db_export *dbe,
+					       struct machine *machine,
+					       struct thread *thread,
+					       struct perf_sample *sample,
+					       struct perf_evsel *evsel)
+{
+	u64 kernel_start = machine__kernel_start(machine);
+	struct call_path *current = &dbe->cpr->call_path;
+	enum chain_order saved_order = callchain_param.order;
+	int err;
+
+	if (!symbol_conf.use_callchain || !sample->callchain)
+		return NULL;
+
+	/*
+	 * Since the call path tree must be built starting with the root, we
+	 * must use ORDER_CALL for call chain resolution, in order to process
+	 * the callchain starting with the root node and ending with the leaf.
+	 */
+	callchain_param.order = ORDER_CALLER;
+	err = thread__resolve_callchain(thread, &callchain_cursor, evsel,
+					sample, NULL, NULL,
+					sysctl_perf_event_max_stack);
+	if (err) {
+		callchain_param.order = saved_order;
+		return NULL;
+	}
+	callchain_cursor_commit(&callchain_cursor);
+
+	while (1) {
+		struct callchain_cursor_node *node;
+		struct addr_location al;
+		u64 dso_db_id = 0, sym_db_id = 0, offset = 0;
+
+		memset(&al, 0, sizeof(al));
+
+		node = callchain_cursor_current(&callchain_cursor);
+		if (!node)
+			break;
+		/*
+		 * Handle export of symbol and dso for this node by
+		 * constructing an addr_location struct and then passing it to
+		 * db_ids_from_al() to perform the export.
+		 */
+		al.sym = node->sym;
+		al.map = node->map;
+		al.machine = machine;
+		if (al.map)
+			al.addr = al.map->map_ip(al.map, node->ip);
+		else
+			al.addr = node->ip;
+
+		db_ids_from_al(dbe, &al, &dso_db_id, &sym_db_id, &offset);
+
+		/* add node to the call path tree if it doesn't exist */
+		current = call_path__findnew(dbe->cpr, current,
+					     al.sym, node->ip,
+					     kernel_start);
+
+		callchain_cursor_advance(&callchain_cursor);
+	}
+
+	/* Reset the callchain order to its prior value. */
+	callchain_param.order = saved_order;
+
+	if (current == &dbe->cpr->call_path) {
+		/* Bail because the callchain was empty. */
+		return NULL;
+	}
+
+	return current;
+}
+
 int db_export__branch_type(struct db_export *dbe, u32 branch_type,
 			   const char *name)
 {

@@ -330,6 +404,14 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
 	if (err)
 		goto out_put;
 
+	if (dbe->cpr) {
+		struct call_path *cp = call_path_from_sample(dbe, al->machine,
+							     thread, sample,
+							     evsel);
+		if (cp)
+			db_export__call_path(dbe, cp);
+	}
+
 	if ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
 	    sample_addr_correlates_sym(&evsel->attr)) {
 		struct addr_location addr_al;

index 25e22fd76aca..f5daf552054c 100644
@@ -27,6 +27,7 @@ struct dso;
 struct perf_sample;
 struct addr_location;
 struct call_return_processor;
+struct call_path_root;
 struct call_path;
 struct call_return;
 

@@ -64,6 +65,7 @@ struct db_export {
 	int (*export_call_return)(struct db_export *dbe,
 				  struct call_return *cr);
 	struct call_return_processor *crp;
+	struct call_path_root *cpr;
 	u64 evsel_last_db_id;
 	u64 machine_last_db_id;
 	u64 thread_last_db_id;

index a0ca90c1fb50..f8e3057ae3b1 100644
@@ -408,8 +408,10 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
 		struct call_path *cp = call_path_from_sample(dbe, al->machine,
 							     thread, sample,
 							     evsel);
-		if (cp)
+		if (cp) {
 			db_export__call_path(dbe, cp);
+			es.call_path_id = cp->db_id;
+		}
 	}
 
 	if ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&

index f5daf552054c..67bc6b8ad2d6 100644
@@ -44,6 +44,7 @@ struct export_sample {
 	u64			addr_dso_db_id;
 	u64			addr_sym_db_id;
 	u64			addr_offset; /* addr offset from symbol start */
+	u64			call_path_id;
 };
 
 struct db_export {

index 7bb859202249..091bce67844c 100644
@@ -682,7 +682,7 @@ static int python_export_sample(struct db_export *dbe,
 	struct tables *tables = container_of(dbe, struct tables, dbe);
 	PyObject *t;
 
-	t = tuple_new(21);
+	t = tuple_new(22);
 
 	tuple_set_u64(t, 0, es->db_id);
 	tuple_set_u64(t, 1, es->evsel->db_id);

@@ -705,6 +705,7 @@ static int python_export_sample(struct db_export *dbe,
 	tuple_set_u64(t, 18, es->sample->data_src);
 	tuple_set_s32(t, 19, es->sample->flags & PERF_BRANCH_MASK);
 	tuple_set_s32(t, 20, !!(es->sample->flags & PERF_IP_FLAG_IN_TX));
+	tuple_set_u64(t, 21, es->call_path_id);
 
 	call_object(tables->sample_handler, t, "sample_table");
 

@@ -999,8 +1000,10 @@ static void set_table_handlers(struct tables *tables)
 {
 	const char *perf_db_export_mode = "perf_db_export_mode";
 	const char *perf_db_export_calls = "perf_db_export_calls";
-	PyObject *db_export_mode, *db_export_calls;
+	const char *perf_db_export_callchains = "perf_db_export_callchains";
+	PyObject *db_export_mode, *db_export_calls, *db_export_callchains;
 	bool export_calls = false;
+	bool export_callchains = false;
 	int ret;
 
 	memset(tables, 0, sizeof(struct tables));

@@ -1017,6 +1020,7 @@ static void set_table_handlers(struct tables *tables)
 	if (!ret)
 		return;
 
+	/* handle export calls */
 	tables->dbe.crp = NULL;
 	db_export_calls = PyDict_GetItemString(main_dict, perf_db_export_calls);
 	if (db_export_calls) {

@@ -1034,6 +1038,33 @@ static void set_table_handlers(struct tables *tables)
 			Py_FatalError("failed to create calls processor");
 	}
 
+	/* handle export callchains */
+	tables->dbe.cpr = NULL;
+	db_export_callchains = PyDict_GetItemString(main_dict,
+						    perf_db_export_callchains);
+	if (db_export_callchains) {
+		ret = PyObject_IsTrue(db_export_callchains);
+		if (ret == -1)
+			handler_call_die(perf_db_export_callchains);
+		export_callchains = !!ret;
+	}
+
+	if (export_callchains) {
+		/*
+		 * Attempt to use the call path root from the call return
+		 * processor, if the call return processor is in use. Otherwise,
+		 * we allocate a new call path root. This prevents exporting
+		 * duplicate call path ids when both are in use simultaniously.
+		 */
+		if (tables->dbe.crp)
+			tables->dbe.cpr = tables->dbe.crp->cpr;
+		else
+			tables->dbe.cpr = call_path_root__new();
+
+		if (!tables->dbe.cpr)
+			Py_FatalError("failed to create calls processor");
+	}
+
 	tables->db_export_mode = true;
 	/*
 	 * Reserve per symbol space for symbol->db_id via symbol__priv()

index fc419a59c88b..825086aa9a08 100644
@@ -25,19 +25,6 @@
 #include "call-path.h"
 #include "thread-stack.h"
 
-/**
- * struct call_return_processor - provides a call-back to consume call-return
- *                                information.
- * @cpr: call path root
- * @process: call-back that accepts call/return information
- * @data: anonymous data for call-back
- */
-struct call_return_processor {
-	struct call_path_root *cpr;
-	int (*process)(struct call_return *cr, void *data);
-	void *data;
-};
-
 #define STACK_GROWTH 2048
 
 /**

index ec9beddfdbab..ad44c7944b8e 100644
@@ -25,7 +25,6 @@ struct comm;
 struct ip_callchain;
 struct symbol;
 struct dso;
-struct call_return_processor;
 struct comm;
 struct perf_sample;
 struct addr_location;

@@ -68,6 +67,19 @@ struct call_return {
 	u32 flags;
 };
 
+/**
+ * struct call_return_processor - provides a call-back to consume call-return
+ *                                information.
+ * @cpr: call path root
+ * @process: call-back that accepts call/return information
+ * @data: anonymous data for call-back
+ */
+struct call_return_processor {
+	struct call_path_root *cpr;
+	int (*process)(struct call_return *cr, void *data);
+	void *data;
+};
+
 int thread_stack__event(struct thread *thread, u32 flags, u64 from_ip,
 			u64 to_ip, u16 insn_len, u64 trace_nr);
 void thread_stack__set_trace_nr(struct thread *thread, u64 trace_nr);

index 1f19f2f999c8..5645a8361de6 100644
@@ -298,6 +298,14 @@ static int read_counter(struct perf_evsel *counter)
 					return -1;
 				}
 			}
+
+			if (verbose > 1) {
+				fprintf(stat_config.output,
+					"%s: %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
+						perf_evsel__name(counter),
+						cpu,
+						count->val, count->ena, count->run);
+			}
 		}
 	}
 

index 9d23edc06698..e7f2697e7ca6 100644
@@ -621,59 +621,6 @@ static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size,
 
 #define SCA_PIPE_FLAGS syscall_arg__scnprintf_pipe_flags
 
-static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg)
-{
-	int sig = arg->val;
-
-	switch (sig) {
-#define	P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n)
-	P_SIGNUM(HUP);
-	P_SIGNUM(INT);
-	P_SIGNUM(QUIT);
-	P_SIGNUM(ILL);
-	P_SIGNUM(TRAP);
-	P_SIGNUM(ABRT);
-	P_SIGNUM(BUS);
-	P_SIGNUM(FPE);
-	P_SIGNUM(KILL);
-	P_SIGNUM(USR1);
-	P_SIGNUM(SEGV);
-	P_SIGNUM(USR2);
-	P_SIGNUM(PIPE);
-	P_SIGNUM(ALRM);
-	P_SIGNUM(TERM);
-	P_SIGNUM(CHLD);
-	P_SIGNUM(CONT);
-	P_SIGNUM(STOP);
-	P_SIGNUM(TSTP);
-	P_SIGNUM(TTIN);
-	P_SIGNUM(TTOU);
-	P_SIGNUM(URG);
-	P_SIGNUM(XCPU);
-	P_SIGNUM(XFSZ);
-	P_SIGNUM(VTALRM);
-	P_SIGNUM(PROF);
-	P_SIGNUM(WINCH);
-	P_SIGNUM(IO);
-	P_SIGNUM(PWR);
-	P_SIGNUM(SYS);
-#ifdef SIGEMT
-	P_SIGNUM(EMT);
-#endif
-#ifdef SIGSTKFLT
-	P_SIGNUM(STKFLT);
-#endif
-#ifdef SIGSWI
-	P_SIGNUM(SWI);
-#endif
-	default: break;
-	}
-
-	return scnprintf(bf, size, "%#x", sig);
-}
-
-#define SCA_SIGNUM syscall_arg__scnprintf_signum
-
 #if defined(__i386__) || defined(__x86_64__)
 /*
  * FIXME: Make this available to all arches.

@@ -793,6 +740,7 @@ static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
 #include "trace/beauty/msg_flags.c"
 #include "trace/beauty/perf_event_open.c"
 #include "trace/beauty/sched_policy.c"
+#include "trace/beauty/signum.c"
 #include "trace/beauty/socket_type.c"
 #include "trace/beauty/waitid_options.c"
 

53 lines not on this page · raw message

index e7f2697e7ca6..a4e294e24f6a 100644
@@ -542,62 +542,6 @@ static size_t syscall_arg__scnprintf_filename(char *bf, size_t size,
 
 #define SCA_FILENAME syscall_arg__scnprintf_filename
 
-static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
-					       struct syscall_arg *arg)
-{
-	int printed = 0, flags = arg->val;
-
-	if (!(flags & O_CREAT))
-		arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */
-
-	if (flags == 0)
-		return scnprintf(bf, size, "RDONLY");
-#define	P_FLAG(n) \
-	if (flags & O_##n) { \
-		printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
-		flags &= ~O_##n; \
-	}
-
-	P_FLAG(APPEND);
-	P_FLAG(ASYNC);
-	P_FLAG(CLOEXEC);
-	P_FLAG(CREAT);
-	P_FLAG(DIRECT);
-	P_FLAG(DIRECTORY);
-	P_FLAG(EXCL);
-	P_FLAG(LARGEFILE);
-	P_FLAG(NOATIME);
-	P_FLAG(NOCTTY);
-#ifdef O_NONBLOCK
-	P_FLAG(NONBLOCK);
-#elif O_NDELAY
-	P_FLAG(NDELAY);
-#endif
-#ifdef O_PATH
-	P_FLAG(PATH);
-#endif
-	P_FLAG(RDWR);
-#ifdef O_DSYNC
-	if ((flags & O_SYNC) == O_SYNC)
-		printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC");
-	else {
-		P_FLAG(DSYNC);
-	}
-#else
-	P_FLAG(SYNC);
-#endif
-	P_FLAG(TRUNC);
-	P_FLAG(WRONLY);
-#undef P_FLAG
-
-	if (flags)
-		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
-
-	return printed;
-}
-
-#define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags
-
 static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size,
 						struct syscall_arg *arg)
 {

@@ -738,6 +682,7 @@ static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
 #include "trace/beauty/mmap.c"
 #include "trace/beauty/mode_t.c"
 #include "trace/beauty/msg_flags.c"
+#include "trace/beauty/open_flags.c"
 #include "trace/beauty/perf_event_open.c"
 #include "trace/beauty/sched_policy.c"
 #include "trace/beauty/signum.c"

56 lines not on this page · raw message

index a4e294e24f6a..709963740f9a 100644
@@ -40,7 +40,6 @@
 
 #include <libaudit.h> /* FIXME: Still needed for audit_errno_to_name */
 #include <stdlib.h>
-#include <linux/futex.h>
 #include <linux/err.h>
 #include <linux/seccomp.h>
 #include <linux/filter.h>

@@ -401,49 +400,6 @@ static size_t syscall_arg__scnprintf_flock(char *bf, size_t size,
 
 #define SCA_FLOCK syscall_arg__scnprintf_flock
 
-static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg)
-{
-	enum syscall_futex_args {
-		SCF_UADDR   = (1 << 0),
-		SCF_OP	    = (1 << 1),
-		SCF_VAL	    = (1 << 2),
-		SCF_TIMEOUT = (1 << 3),
-		SCF_UADDR2  = (1 << 4),
-		SCF_VAL3    = (1 << 5),
-	};
-	int op = arg->val;
-	int cmd = op & FUTEX_CMD_MASK;
-	size_t printed = 0;
-
-	switch (cmd) {
-#define	P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, #n);
-	P_FUTEX_OP(WAIT);	    arg->mask |= SCF_VAL3|SCF_UADDR2;		  break;
-	P_FUTEX_OP(WAKE);	    arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
-	P_FUTEX_OP(FD);		    arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
-	P_FUTEX_OP(REQUEUE);	    arg->mask |= SCF_VAL3|SCF_TIMEOUT;	          break;
-	P_FUTEX_OP(CMP_REQUEUE);    arg->mask |= SCF_TIMEOUT;			  break;
-	P_FUTEX_OP(CMP_REQUEUE_PI); arg->mask |= SCF_TIMEOUT;			  break;
-	P_FUTEX_OP(WAKE_OP);							  break;
-	P_FUTEX_OP(LOCK_PI);	    arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
-	P_FUTEX_OP(UNLOCK_PI);	    arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break;
-	P_FUTEX_OP(TRYLOCK_PI);	    arg->mask |= SCF_VAL3|SCF_UADDR2;		  break;
-	P_FUTEX_OP(WAIT_BITSET);    arg->mask |= SCF_UADDR2;			  break;
-	P_FUTEX_OP(WAKE_BITSET);    arg->mask |= SCF_UADDR2;			  break;
-	P_FUTEX_OP(WAIT_REQUEUE_PI);						  break;
-	default: printed = scnprintf(bf, size, "%#x", cmd);			  break;
-	}
-
-	if (op & FUTEX_PRIVATE_FLAG)
-		printed += scnprintf(bf + printed, size - printed, "|PRIV");
-
-	if (op & FUTEX_CLOCK_REALTIME)
-		printed += scnprintf(bf + printed, size - printed, "|CLKRT");
-
-	return printed;
-}
-
-#define SCA_FUTEX_OP  syscall_arg__scnprintf_futex_op
-
 static const char *bpf_cmd[] = {
 	"MAP_CREATE", "MAP_LOOKUP_ELEM", "MAP_UPDATE_ELEM", "MAP_DELETE_ELEM",
 	"MAP_GET_NEXT_KEY", "PROG_LOAD",

@@ -678,12 +634,13 @@ static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
 	  .arg_parm	 = { [arg] = &strarray__##array, }
 
 #include "trace/beauty/eventfd.c"
-#include "trace/beauty/pid.c"
+#include "trace/beauty/futex_op.c"
 #include "trace/beauty/mmap.c"
 #include "trace/beauty/mode_t.c"
 #include "trace/beauty/msg_flags.c"
 #include "trace/beauty/open_flags.c"
 #include "trace/beauty/perf_event_open.c"
+#include "trace/beauty/pid.c"
 #include "trace/beauty/sched_policy.c"
 #include "trace/beauty/signum.c"
 #include "trace/beauty/socket_type.c"

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