Merge remote-tracking branch 'origin/rusage'

Conflicts:
	configure
	kernel/process.c

kernel/include/cls.h

@@ -28,6 +28,26 @@ struct kmalloc_header {
 	/* 32 bytes */
 };
 
+#define IHK_OS_MONITOR_NOT_BOOT 0
+#define IHK_OS_MONITOR_IDLE 1
+#define IHK_OS_MONITOR_USER 2
+#define IHK_OS_MONITOR_KERNEL 3
+#define IHK_OS_MONITOR_KERNEL_HEAVY 4
+#define IHK_OS_MONITOR_KERNEL_OFFLOAD 5
+#define IHK_OS_MONITOR_KERNEL_FREEZING 8
+#define IHK_OS_MONITOR_KERNEL_FROZEN 9
+#define IHK_OS_MONITOR_KERNEL_THAW 10
+#define IHK_OS_MONITOR_PANIC 99
+
+struct ihk_os_monitor {
+	int status;
+	int status_bak;
+	unsigned long counter;
+	unsigned long ocounter;
+	unsigned long user_tsc;
+	unsigned long system_tsc;
+};
+
 #include <ihk/lock.h>
 #define CPU_STATUS_DISABLE	(0)
 #define CPU_STATUS_IDLE		(1)
@@ -75,6 +95,7 @@ struct cpu_local_var {
 	int no_preempt;
 	int timer_enabled;
 	int kmalloc_initialized;
+	struct ihk_os_monitor *monitor;
 } __attribute__((aligned(64)));
 
 

kernel/include/init.h

@@ -29,6 +29,8 @@ extern void init_host_syscall_channel2(void);
 extern void sched_init(void);
 extern void pc_ap_init(void);
 extern void cpu_sysfs_setup(void);
+extern void rusage_sysfs_setup(void);
+extern void status_sysfs_setup(void);
 
 extern char *find_command_line(char *name);
 

kernel/include/process.h

@@ -665,9 +665,14 @@ struct thread {
 	struct sig_pending *ptrace_sendsig;
 
 	// cpu time
+	/*
 	struct timespec stime;
 	struct timespec utime;
 	struct timespec btime;
+	*/
+	unsigned long system_tsc;
+	unsigned long user_tsc;
+	unsigned long base_tsc;
 	int times_update;
 	int in_kernel;
 

kernel/include/rusage.h

@@ -0,0 +1,79 @@
+#ifndef __RUSAGE_H
+#define __RUSAGE_H
+
+#define RUSAGE_DEFAULT_SIZE 10
+
+enum RUSAGE_MEMBER {
+    RUSAGE_RSS,
+    RUSAGE_CACHE,
+    RUSAGE_RSS_HUGE,
+    RUSAGE_MAPPED_FILE,
+    RUSAGE_MAX_USAGE,
+    RUSAGE_KMEM_USAGE,
+    RUSAGE_KMAX_USAGE,
+    RUSAGE_NUM_NUMA_NODES,
+    RUSAGE_NUMA_STAT,
+    RUSAGE_HUGETLB ,
+    RUSAGE_HUGETLB_MAX ,
+    RUSAGE_STAT_SYSTEM ,
+    RUSAGE_STAT_USER ,
+    RUSAGE_USAGE ,
+    RUSAGE_USAGE_PER_CPU ,
+    RUSAGE_NUM_THREADS ,
+    RUSAGE_MAX_NUM_THREADS
+};
+
+struct  r_data{
+    unsigned long pid;
+    unsigned long rss;
+    unsigned long cache;
+    unsigned long rss_huge;
+    unsigned long mapped_file;
+    unsigned long max_usage;
+    unsigned long kmem_usage;
+    unsigned long kmax_usage;
+    unsigned long hugetlb;
+    unsigned long hugetlb_max;
+    unsigned long stat_system;
+    unsigned long stat_user;
+    unsigned long usage;
+    struct r_data *next;
+} ;
+typedef struct r_data rusage_data;
+
+rusage_data *rdata[RUSAGE_DEFAULT_SIZE];
+unsigned long rusage_max_num_threads;
+unsigned long rusage_num_threads;
+
+enum ihk_os_status {
+    IHK_STATUS_INACTIVE,
+    IHK_STATUS_BOOTING,
+    IHK_STATUS_RUNNING,
+    IHK_STATUS_SHUTDOWN,
+    IHK_STATUS_PANIC,
+    IHK_STATUS_HUNGUP,
+    IHK_STATUS_FREEZING,
+    IHK_STATUS_FROZEN,
+};
+
+enum ihk_os_status os_status;
+unsigned long sys_delegate_count;
+enum sys_delegate_state_enum {
+	ENTER_KERNEL,
+	EXIT_KERNEL,
+};
+enum sys_delegate_state_enum sys_delegate_state;
+
+unsigned long rusage_rss[sizeof(cpu_set_t)/8];
+unsigned long rusage_rss_max;
+long rusage_rss_current;
+unsigned long rusage_kmem_usage;
+unsigned long rusage_kmem_max_usage;
+unsigned long rusage_hugetlb_usage;
+unsigned long rusage_hugetlb_max_usage;
+unsigned long rusage_numa_stat[1024];
+unsigned long rusage_max_memory;
+
+#define RUSAGE_MEM_LIMIT 2000000
+
+#endif

kernel/include/syscall.h

@@ -73,6 +73,7 @@
 /* #define SCD_MSG_SYSFS_RESP_CLEANUP   0x43 */
 #define SCD_MSG_PROCFS_TID_CREATE	0x44
 #define SCD_MSG_PROCFS_TID_DELETE	0x45
+#define SCD_MSG_EVENT_SIGNAL		0x46
 
 /* Cloning flags.  */
 # define CSIGNAL       0x000000ff /* Signal mask to be sent at exit.  */
@@ -374,6 +375,29 @@ struct tod_data_s {
 };
 extern struct tod_data_s tod_data;	/* residing in arch-dependent file */
 
+static inline void tsc_to_ts(unsigned long tsc, struct timespec *ts)
+{
+	time_t sec_delta;
+	long ns_delta;
+
+	sec_delta = tsc / tod_data.clocks_per_sec;
+	ns_delta = NS_PER_SEC * (tsc % tod_data.clocks_per_sec)
+	           / tod_data.clocks_per_sec;
+	/* calc. of ns_delta overflows if clocks_per_sec exceeds 18.44 GHz */
+
+	ts->tv_sec = sec_delta;
+	ts->tv_nsec = ns_delta;
+	if (ts->tv_nsec >= NS_PER_SEC) {
+		ts->tv_nsec -= NS_PER_SEC;
+		++ts->tv_sec;
+	}
+}
+
+static inline unsigned long timespec_to_jiffy(const struct timespec *ats)
+{
+	return ats->tv_sec * 100 + ats->tv_nsec / 10000000;
+}
+
 void reset_cputime();
 void set_cputime(int mode);
 int do_munmap(void *addr, size_t len);