Message type for {PM,VFS,VM}_GETRUSAGE

Change-Id: I793d2e9fa8eb0562a46ccbd81aae3dbb517671cc

include/minix/com.h

@@ -1239,11 +1239,6 @@
 #define SVRCTL_REQ		m2_i1	/* int */
 #define SVRCTL_ARG		m2_p1	/* void * */
 
-/* Field names for the getrusage(2) call. */
-#define RU_ENDPT		m1_i1	/* endpoint_t */
-#define RU_WHO			m1_i1	/* int */
-#define RU_RUSAGE_ADDR		m1_p1	/* struct rusage * */
-
 /*===========================================================================*
  *		Internal codes used by several services			     *
  *===========================================================================*/

include/minix/ipc.h

@@ -251,6 +251,14 @@ typedef struct {
 } mess_lc_pm_reboot;
 _ASSERT_MSG_SIZE(mess_lc_pm_reboot);
 
+typedef struct {
+	endpoint_t who;
+	vir_bytes addr;
+
+	uint8_t padding[48];
+} mess_lc_pm_rusage;
+_ASSERT_MSG_SIZE(mess_lc_pm_rusage);
+
 typedef struct {
 	gid_t gid;
 
@@ -529,6 +537,13 @@ typedef struct {
 } mess_lc_vfs_readwrite;
 _ASSERT_MSG_SIZE(mess_lc_vfs_readwrite);
 
+typedef struct {
+	vir_bytes addr;
+
+	uint8_t padding[52];
+} mess_lc_vfs_rusage;
+_ASSERT_MSG_SIZE(mess_lc_vfs_rusage);
+
 typedef struct {
 	uint32_t nfds;
 	fd_set *readfds;
@@ -588,6 +603,13 @@ typedef struct {
 } mess_lc_vfs_umount;
 _ASSERT_MSG_SIZE(mess_lc_vfs_umount);
 
+typedef struct {
+	vir_bytes addr;
+
+	uint8_t padding[52];
+} mess_lc_vm_rusage;
+_ASSERT_MSG_SIZE(mess_lc_vm_rusage);
+
 typedef struct {
 	endpoint_t endpt;
 	vir_bytes ptr;		/* struct exec_info * */
@@ -1289,6 +1311,7 @@ typedef struct {
 		mess_lc_pm_priority	m_lc_pm_priority;
 		mess_lc_pm_ptrace	m_lc_pm_ptrace;
 		mess_lc_pm_reboot	m_lc_pm_reboot;
+		mess_lc_pm_rusage	m_lc_pm_rusage;
 		mess_lc_pm_setgid	m_lc_pm_setgid;
 		mess_lc_pm_setuid	m_lc_pm_setuid;
 		mess_lc_pm_sig		m_lc_pm_sig;
@@ -1316,6 +1339,7 @@ typedef struct {
 		mess_lc_vfs_pipe2	m_lc_vfs_pipe2;
 		mess_lc_vfs_readlink	m_lc_vfs_readlink;
 		mess_lc_vfs_readwrite	m_lc_vfs_readwrite;
+		mess_lc_vfs_rusage	m_lc_vfs_rusage;
 		mess_lc_vfs_select	m_lc_vfs_select;
 		mess_lc_vfs_stat	m_lc_vfs_stat;
 		mess_lc_vfs_statvfs1	m_lc_vfs_statvfs1;
@@ -1323,6 +1347,8 @@ typedef struct {
 		mess_lc_vfs_umask	m_lc_vfs_umask;
 		mess_lc_vfs_umount	m_lc_vfs_umount;
 
+		mess_lc_vm_rusage	m_lc_vm_rusage;
+
 		mess_lexec_pm_exec_new	m_lexec_pm_exec_new;
 
 		mess_li2cdriver_i2c_busc_i2c_exec m_li2cdriver_i2c_busc_i2c_exec;

lib/libc/sys-minix/getrusage.c

@@ -12,8 +12,8 @@ int getrusage(int who, struct rusage *r_usage)
 	message m;
 
 	memset(&m, 0, sizeof(m));
-	m.RU_WHO = who;
+	m.m_lc_pm_rusage.who = who;
-	m.RU_RUSAGE_ADDR = (char *) r_usage;
+	m.m_lc_pm_rusage.addr = (vir_bytes)r_usage;
 
 	if (r_usage == NULL) {
 		errno = EFAULT;
@@ -29,11 +29,11 @@ int getrusage(int who, struct rusage *r_usage)
 		return rc;
 
 	memset(&m, 0, sizeof(m));
-	m.RU_RUSAGE_ADDR = (char *) r_usage;
+	m.m_lc_vfs_rusage.addr = (vir_bytes)r_usage;
 	if ((rc = _syscall(VFS_PROC_NR, VFS_GETRUSAGE, &m)) < 0)
 		return rc;
 
 	memset(&m, 0, sizeof(m));
-	m.RU_RUSAGE_ADDR = (char *) r_usage;
+	m.m_lc_vm_rusage.addr = (vir_bytes)r_usage;
 	return _syscall(VM_PROC_NR, VM_GETRUSAGE, &m);
 }

servers/pm/misc.c

@@ -407,12 +407,13 @@ int do_getrusage()
 	clock_t sys_time = 0;
 	struct rusage r_usage;
 	u64_t usec;
-	if (m_in.RU_WHO != RUSAGE_SELF && m_in.RU_WHO != RUSAGE_CHILDREN)
+	if (m_in.m_lc_pm_rusage.who != RUSAGE_SELF &&
+		m_in.m_lc_pm_rusage.who != RUSAGE_CHILDREN)
 		return EINVAL;
 	if ((res = sys_getrusage(&r_usage, who_e)) < 0)
 		return res;
 
-	if (m_in.RU_WHO == RUSAGE_CHILDREN) {
+	if (m_in.m_lc_pm_rusage.who == RUSAGE_CHILDREN) {
 		usec = mp->mp_child_utime * 1000000 / sys_hz();
 		r_usage.ru_utime.tv_sec = usec / 1000000;
 		r_usage.ru_utime.tv_usec = usec % 1000000;
@@ -422,5 +423,5 @@ int do_getrusage()
 	}
 
 	return sys_datacopy(SELF, (vir_bytes)&r_usage, who_e,
-		(vir_bytes) m_in.RU_RUSAGE_ADDR, (vir_bytes) sizeof(r_usage));
+		m_in.m_lc_pm_rusage.addr, (vir_bytes) sizeof(r_usage));
 }

servers/vfs/misc.c

@@ -961,7 +961,7 @@ int do_getrusage(void)
 	int res;
 	struct rusage r_usage;
 
-	if ((res = sys_datacopy_wrapper(who_e, (vir_bytes) m_in.RU_RUSAGE_ADDR, SELF,
+	if ((res = sys_datacopy_wrapper(who_e, m_in.m_lc_vfs_rusage.addr, SELF,
 		(vir_bytes) &r_usage, (vir_bytes) sizeof(r_usage))) < 0)
 		return res;
 
@@ -972,5 +972,5 @@ int do_getrusage(void)
 	r_usage.ru_isrss = DEFAULT_STACK_LIMIT;
 
 	return sys_datacopy_wrapper(SELF, (vir_bytes) &r_usage, who_e,
-		(vir_bytes) m_in.RU_RUSAGE_ADDR, (phys_bytes) sizeof(r_usage));
+		m_in.m_lc_vfs_rusage.addr, (phys_bytes) sizeof(r_usage));
 }

servers/vm/utility.c

@@ -344,7 +344,7 @@ int do_getrusage(message *m)
 
 	vmp = &vmproc[slot];
 
-	if ((res = sys_datacopy(m->m_source, (vir_bytes) m->RU_RUSAGE_ADDR,
+	if ((res = sys_datacopy(m->m_source, m->m_lc_vm_rusage.addr,
 		SELF, (vir_bytes) &r_usage, (vir_bytes) sizeof(r_usage))) < 0)
 		return res;
 
@@ -353,5 +353,5 @@ int do_getrusage(message *m)
 	r_usage.ru_majflt = vmp->vm_major_page_fault;
 
 	return sys_datacopy(SELF, (vir_bytes) &r_usage, m->m_source,
-		(vir_bytes) m->RU_RUSAGE_ADDR, (vir_bytes) sizeof(r_usage));
+		m->m_lc_vm_rusage.addr, (vir_bytes) sizeof(r_usage));
 }