Enhancements to ktop

ktop.h

 /*
  * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
  * Distributed under the terms of the GNU General Public License v2
  */
 
-#ifndef _KTOP_H
-#define _KTOP_H 1
+#ifndef _KTOP_H_
+#define _KTOP_H_ 1
 
 #ifndef _STYLE_H_
 #include <style.h>
 #endif
 
 #ifndef _SYSCALL_H_
 #include "syscall.h"
 #endif
 
 enum {  MAX_PID = 1 << 15,
-        MAX_PIDCALLS = 1 << 13,
+        MAX_PIDCALLS = 1 << 10,
         MAX_NAME = 1 << 12,
         SYSCALL_SHIFT = 9,
-        SYSCALL_MASK  = (1 << SYSCALL_SHIFT) - 1 };
+        SYSCALL_MASK  = (1 << SYSCALL_SHIFT) - 1,
+        NUM_ARGS = 6 };
 
 CHECK_CONST((1 << SYSCALL_SHIFT) >= NUM_SYS_CALLS);
 
 static inline u32 mkpidcall(int pid, int syscall)
 {
         return pid << SYSCALL_SHIFT | syscall;
 }
 
 static inline u32 get_pid(int pidcall)
 {
         return pidcall >> SYSCALL_SHIFT;
 }
 
 static inline u32 get_call(u32 pidcall)
 {
         return pidcall & SYSCALL_MASK;
 }
 
-typedef struct Pidcall_s {
+typedef void (*display_fn)(void);
+
+typedef struct Pidcall_s Pidcall_s;
+struct Pidcall_s {
+        Pidcall_s *next;
         u32 pidcall;
         u32 count;
-} Pidcall_s;
-
-typedef struct Collector_args_s {
-        int     cpu_id;
-} Collector_args_s;
+        unint clock;
+        struct {
+                u64 start;
+                u64 total;
+        } time;
+        struct {
+                u32 count;
+                u64 time;
+        } save;
+        unint arg[NUM_ARGS];
+        char *name;
+};
 
 extern bool Dump;       /* Dump of ftrace logs - don't start display */
 extern bool Trace_exit; /* Trace sys_exit events */
 extern bool Trace_self; /* Trace myself and ignore others */
 
+extern display_fn Display;
+void internal_display(void);
+void kernel_display(void);
+void file_system_display(void);
+
 extern u64 Syscall_count[NUM_SYS_CALLS];
 extern int Pid[MAX_PID];
 extern Pidcall_s Pidcall[MAX_PIDCALLS];
-extern Pidcall_s *Pidnext;
+extern u64 PidcallRecord;
+extern u64 PidcallIterations;
+extern u64 Pidcall_tick;
+
+extern u64 No_enter;
+extern u64 Found;
+extern u64 Out_of_order;
+extern u64 No_start;
 
 extern u64 MyPidCount;
 extern u64 Slept;
-extern int Command;
+extern bool Halt;
 
 void cleanup(int sig);
 
 void cleanup_collector(void);
 void start_collector(void);
 
-void *display(void *arg);
+void *reduce(void *arg);
+void decrease_reduce_interval(void);
+void increase_reduce_interval(void);
+void reset_reduce(void);
+
 void cleanup_display(void);
 void clear_display(void);
 
 pid_t gettid(void);
 void ignore_pid(int pid);
 bool do_ignore_pid(int pid);
 
 void graph(void);
 
 #endif