--- src/sys/kern/init_sysent.c	2006/05/24 12:42:01	1.36
+++ src/sys/kern/init_sysent.c	2006/05/27 20:17:16	1.37
@@ -37,10 +37,10 @@ struct sysent sysent[] = {
 	{ 0, (sy_call_t *)nosys },			/* 0 = syscall */
 	{ AS(sys_exit_args), (sy_call_t *)sys_exit },	/* 1 = exit */
 	{ 0, (sy_call_t *)fork },			/* 2 = fork */
-	{ AS(read_args), (sy_call_t *)read },		/* 3 = read */
-	{ AS(write_args), (sy_call_t *)write },		/* 4 = write */
+	{ SYF_MPSAFE | AS(read_args), (sy_call_t *)read },	/* 3 = read */
+	{ SYF_MPSAFE | AS(write_args), (sy_call_t *)write },	/* 4 = write */
 	{ AS(open_args), (sy_call_t *)open },		/* 5 = open */
-	{ AS(close_args), (sy_call_t *)close },		/* 6 = close */
+	{ SYF_MPSAFE | AS(close_args), (sy_call_t *)close },	/* 6 = close */
 	{ AS(wait_args), (sy_call_t *)wait4 },		/* 7 = wait4 */
 	{ compat(AS(ocreat_args),creat) },		/* 8 = old creat */
 	{ AS(link_args), (sy_call_t *)link },		/* 9 = link */
@@ -75,7 +75,7 @@ struct sysent sysent[] = {
 	{ compat(AS(ostat_args),stat) },		/* 38 = old stat */
 	{ 0, (sy_call_t *)getppid },			/* 39 = getppid */
 	{ compat(AS(olstat_args),lstat) },		/* 40 = old lstat */
-	{ AS(dup_args), (sy_call_t *)dup },		/* 41 = dup */
+	{ SYF_MPSAFE | AS(dup_args), (sy_call_t *)dup },	/* 41 = dup */
 	{ 0, (sy_call_t *)pipe },			/* 42 = pipe */
 	{ 0, (sy_call_t *)getegid },			/* 43 = getegid */
 	{ AS(profil_args), (sy_call_t *)profil },	/* 44 = profil */
@@ -124,9 +124,9 @@ struct sysent sysent[] = {
 	{ compat(AS(gethostname_args),gethostname) },	/* 87 = old gethostname */
 	{ compat(AS(sethostname_args),sethostname) },	/* 88 = old sethostname */
 	{ SYF_MPSAFE | 0, (sy_call_t *)getdtablesize },	/* 89 = getdtablesize */
-	{ AS(dup2_args), (sy_call_t *)dup2 },		/* 90 = dup2 */
+	{ SYF_MPSAFE | AS(dup2_args), (sy_call_t *)dup2 },	/* 90 = dup2 */
 	{ 0, (sy_call_t *)nosys },			/* 91 = getdopt */
-	{ AS(fcntl_args), (sy_call_t *)fcntl },		/* 92 = fcntl */
+	{ SYF_MPSAFE | AS(fcntl_args), (sy_call_t *)fcntl },	/* 92 = fcntl */
 	{ AS(select_args), (sy_call_t *)select },	/* 93 = select */
 	{ 0, (sy_call_t *)nosys },			/* 94 = setdopt */
 	{ AS(fsync_args), (sy_call_t *)fsync },		/* 95 = fsync */
@@ -154,8 +154,8 @@ struct sysent sysent[] = {
 	{ AS(getrusage_args), (sy_call_t *)getrusage },	/* 117 = getrusage */
 	{ AS(getsockopt_args), (sy_call_t *)getsockopt },	/* 118 = getsockopt */
 	{ 0, (sy_call_t *)nosys },			/* 119 = resuba */
-	{ AS(readv_args), (sy_call_t *)readv },		/* 120 = readv */
-	{ AS(writev_args), (sy_call_t *)writev },	/* 121 = writev */
+	{ SYF_MPSAFE | AS(readv_args), (sy_call_t *)readv },	/* 120 = readv */
+	{ SYF_MPSAFE | AS(writev_args), (sy_call_t *)writev },	/* 121 = writev */
 	{ AS(settimeofday_args), (sy_call_t *)settimeofday },	/* 122 = settimeofday */
 	{ AS(fchown_args), (sy_call_t *)fchown },	/* 123 = fchown */
 	{ AS(fchmod_args), (sy_call_t *)fchmod },	/* 124 = fchmod */
@@ -207,8 +207,8 @@ struct sysent sysent[] = {
 	{ AS(msgsys_args), (sy_call_t *)msgsys },	/* 170 = msgsys */
 	{ AS(shmsys_args), (sy_call_t *)shmsys },	/* 171 = shmsys */
 	{ 0, (sy_call_t *)nosys },			/* 172 = nosys */
-	{ AS(pread_args), (sy_call_t *)pread },		/* 173 = pread */
-	{ AS(pwrite_args), (sy_call_t *)pwrite },	/* 174 = pwrite */
+	{ SYF_MPSAFE | AS(pread_args), (sy_call_t *)pread },	/* 173 = pread */
+	{ SYF_MPSAFE | AS(pwrite_args), (sy_call_t *)pwrite },	/* 174 = pwrite */
 	{ 0, (sy_call_t *)nosys },			/* 175 = nosys */
 	{ AS(ntp_adjtime_args), (sy_call_t *)ntp_adjtime },	/* 176 = ntp_adjtime */
 	{ 0, (sy_call_t *)nosys },			/* 177 = sfork */
@@ -323,8 +323,8 @@ struct sysent sysent[] = {
 	{ 0, (sy_call_t *)nosys },			/* 286 = nosys */
 	{ 0, (sy_call_t *)nosys },			/* 287 = nosys */
 	{ 0, (sy_call_t *)nosys },			/* 288 = nosys */
-	{ AS(preadv_args), (sy_call_t *)preadv },	/* 289 = preadv */
-	{ AS(pwritev_args), (sy_call_t *)pwritev },	/* 290 = pwritev */
+	{ SYF_MPSAFE | AS(preadv_args), (sy_call_t *)preadv },	/* 289 = preadv */
+	{ SYF_MPSAFE | AS(pwritev_args), (sy_call_t *)pwritev },	/* 290 = pwritev */
 	{ 0, (sy_call_t *)nosys },			/* 291 = nosys */
 	{ 0, (sy_call_t *)nosys },			/* 292 = nosys */
 	{ 0, (sy_call_t *)nosys },			/* 293 = nosys */
@@ -508,7 +508,7 @@ struct sysent sysent[] = {
 	{ AS(jail_attach_args), (sy_call_t *)jail_attach },	/* 471 = jail_attach */
 	{ AS(sys_set_tls_area_args), (sy_call_t *)sys_set_tls_area },	/* 472 = sys_set_tls_area */
 	{ AS(sys_get_tls_area_args), (sy_call_t *)sys_get_tls_area },	/* 473 = sys_get_tls_area */
-	{ AS(closefrom_args), (sy_call_t *)closefrom },	/* 474 = closefrom */
+	{ SYF_MPSAFE | AS(closefrom_args), (sy_call_t *)closefrom },	/* 474 = closefrom */
 	{ AS(stat_args), (sy_call_t *)stat },		/* 475 = stat */
 	{ AS(fstat_args), (sy_call_t *)fstat },		/* 476 = fstat */
 	{ AS(lstat_args), (sy_call_t *)lstat },		/* 477 = lstat */