Module Name: src
Committed By: christos
Date: Wed Aug 31 21:57:17 UTC 2011
Modified Files:
src/external/cddl/osnet/dev/dtrace: dtrace_debug.c dtrace_ioctl.c
dtrace_load.c
src/external/cddl/osnet/dev/dtrace/amd64: dtrace_subr.c
src/external/cddl/osnet/dev/fbt: fbt.c
src/external/cddl/osnet/dist/uts/common/dtrace: dtrace.c
Log Message:
fix shadow warnings.
XXX: might be a good idea to kill global 'cpu' and 'version' variables.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/external/cddl/osnet/dev/dtrace/dtrace_debug.c
cvs rdiff -u -r1.2 -r1.3 src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c \
src/external/cddl/osnet/dev/dtrace/dtrace_load.c
cvs rdiff -u -r1.4 -r1.5 \
src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c
cvs rdiff -u -r1.8 -r1.9 src/external/cddl/osnet/dev/fbt/fbt.c
cvs rdiff -u -r1.16 -r1.17 \
src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/cddl/osnet/dev/dtrace/dtrace_debug.c
diff -u src/external/cddl/osnet/dev/dtrace/dtrace_debug.c:1.3 src/external/cddl/osnet/dev/dtrace/dtrace_debug.c:1.4
--- src/external/cddl/osnet/dev/dtrace/dtrace_debug.c:1.3 Sat Mar 13 17:31:15 2010
+++ src/external/cddl/osnet/dev/dtrace/dtrace_debug.c Wed Aug 31 17:57:16 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: dtrace_debug.c,v 1.3 2010/03/13 22:31:15 christos Exp $ */
+/* $NetBSD: dtrace_debug.c,v 1.4 2011/08/31 21:57:16 christos Exp $ */
/*-
* Copyright (C) 2008 John Birrell <j...@freebsd.org>.
@@ -94,17 +94,17 @@
static volatile u_long dtrace_debug_flag[MAXCPUS];
static void
-dtrace_debug_lock(int cpu)
+dtrace_debug_lock(int xcpu)
{
- while (dtrace_cmpset_long(&dtrace_debug_flag[cpu], 0, 1) == 0)
+ while (dtrace_cmpset_long(&dtrace_debug_flag[xcpu], 0, 1) == 0)
/* Loop until the lock is obtained. */
;
}
static void
-dtrace_debug_unlock(int cpu)
+dtrace_debug_unlock(int xcpu)
{
- dtrace_debug_flag[cpu] = 0;
+ dtrace_debug_flag[xcpu] = 0;
}
static void
@@ -248,21 +248,21 @@
* Put a NUL-terminated ASCII number (base <= 36) in a buffer in reverse
* order; return an optional length and a pointer to the last character
* written in the buffer (i.e., the first character of the string).
- * The buffer pointed to by `nbuf' must have length >= MAXNBUF.
+ * The buffer pointed to by `xbuf' must have length >= MAXNBUF.
*/
static char *
-dtrace_debug_ksprintn(char *nbuf, uintmax_t num, int base, int *lenp, int upper)
+dtrace_debug_ksprintn(char *xbuf, uintmax_t num, int base, int *lenp, int upper)
{
char *p, c;
- p = nbuf;
+ p = xbuf;
*p = '\0';
do {
c = hex2ascii(num % base);
*++p = upper ? toupper(c) : c;
} while (num /= base);
if (lenp)
- *lenp = p - nbuf;
+ *lenp = p - xbuf;
return (p);
}
@@ -271,7 +271,7 @@
static void
dtrace_debug_vprintf(const char *fmt, va_list ap)
{
- char nbuf[MAXNBUF];
+ char xbuf[MAXNBUF];
const char *p, *percent, *q;
u_char *up;
int ch, n;
@@ -350,7 +350,7 @@
case 'b':
num = (u_int)va_arg(ap, int);
p = va_arg(ap, char *);
- for (q = dtrace_debug_ksprintn(nbuf, num, *p++, NULL, 0); *q;)
+ for (q = dtrace_debug_ksprintn(xbuf, num, *p++, NULL, 0); *q;)
dtrace_debug__putc(*q--);
if (num == 0)
@@ -522,7 +522,7 @@
neg = 1;
num = -(intmax_t)num;
}
- p = dtrace_debug_ksprintn(nbuf, num, base, &tmp, upper);
+ p = dtrace_debug_ksprintn(xbuf, num, base, &tmp, upper);
if (sharpflag && num != 0) {
if (base == 8)
tmp++;
Index: src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c
diff -u src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c:1.2 src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c:1.3
--- src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c:1.2 Sat Feb 20 20:46:33 2010
+++ src/external/cddl/osnet/dev/dtrace/dtrace_ioctl.c Wed Aug 31 17:57:16 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: dtrace_ioctl.c,v 1.2 2010/02/21 01:46:33 darran Exp $ */
+/* $NetBSD: dtrace_ioctl.c,v 1.3 2011/08/31 21:57:16 christos Exp $ */
/*
* CDDL HEADER START
@@ -167,7 +167,7 @@
"DTRACEIOC_AGGSNAP":"DTRACEIOC_BUFSNAP",
cpu_number(), desc.dtbd_cpu);
- if (desc.dtbd_cpu < 0 || desc.dtbd_cpu >= ncpu)
+ if (desc.dtbd_cpu >= ncpu)
return (ENOENT);
mutex_enter(&dtrace_lock);
Index: src/external/cddl/osnet/dev/dtrace/dtrace_load.c
diff -u src/external/cddl/osnet/dev/dtrace/dtrace_load.c:1.2 src/external/cddl/osnet/dev/dtrace/dtrace_load.c:1.3
--- src/external/cddl/osnet/dev/dtrace/dtrace_load.c:1.2 Sat Feb 20 20:46:33 2010
+++ src/external/cddl/osnet/dev/dtrace/dtrace_load.c Wed Aug 31 17:57:16 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: dtrace_load.c,v 1.2 2010/02/21 01:46:33 darran Exp $ */
+/* $NetBSD: dtrace_load.c,v 1.3 2011/08/31 21:57:16 christos Exp $ */
/*
* CDDL HEADER START
@@ -81,7 +81,7 @@
dtrace_arena = vmem_create("dtrace", 1, INT_MAX, 1,
NULL, NULL, NULL, 0, VM_SLEEP, IPL_NONE);
- dtrace_state_cache = kmem_cache_create("dtrace_state_cache",
+ dtrace_state_cache = kmem_cache_create(__UNCONST("dtrace_state_cache"),
sizeof (dtrace_dstate_percpu_t) * NCPU, DTRACE_STATE_ALIGN,
NULL, NULL, NULL, NULL, NULL, 0);
Index: src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c
diff -u src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c:1.4 src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c:1.5
--- src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c:1.4 Fri Apr 23 07:39:53 2010
+++ src/external/cddl/osnet/dev/dtrace/amd64/dtrace_subr.c Wed Aug 31 17:57:16 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: dtrace_subr.c,v 1.4 2010/04/23 11:39:53 ahoka Exp $ */
+/* $NetBSD: dtrace_subr.c,v 1.5 2011/08/31 21:57:16 christos Exp $ */
/*
* CDDL HEADER START
@@ -129,11 +129,11 @@
}
void
-dtrace_xcall(processorid_t cpu, dtrace_xcall_t func, void *arg)
+dtrace_xcall(processorid_t xcpu, dtrace_xcall_t func, void *arg)
{
uint64_t where;
- if (cpu == DTRACE_CPUALL) {
+ if (xcpu == DTRACE_CPUALL) {
where = xc_broadcast(0, xcall_func, func, arg);
} else {
struct cpu_info *cinfo = cpu_lookup(cpu);
Index: src/external/cddl/osnet/dev/fbt/fbt.c
diff -u src/external/cddl/osnet/dev/fbt/fbt.c:1.8 src/external/cddl/osnet/dev/fbt/fbt.c:1.9
--- src/external/cddl/osnet/dev/fbt/fbt.c:1.8 Sun Jul 17 16:54:33 2011
+++ src/external/cddl/osnet/dev/fbt/fbt.c Wed Aug 31 17:57:16 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: fbt.c,v 1.8 2011/07/17 20:54:33 joerg Exp $ */
+/* $NetBSD: fbt.c,v 1.9 2011/08/31 21:57:16 christos Exp $ */
/*
* CDDL HEADER START
@@ -182,7 +182,7 @@
static int
fbt_invop(uintptr_t addr, uintptr_t *stack, uintptr_t rval)
{
- solaris_cpu_t *cpu = &solaris_cpu[cpu_number()];
+ solaris_cpu_t *xcpu = &solaris_cpu[cpu_number()];
uintptr_t stack0, stack1, stack2, stack3, stack4;
fbt_probe_t *fbt = fbt_probetab[FBT_ADDR2NDX(addr)];
@@ -199,7 +199,7 @@
* disabled.
*/
DTRACE_CPUFLAG_SET(CPU_DTRACE_NOFAULT);
- cpu->cpu_dtrace_caller = stack[i++];
+ xcpu->cpu_dtrace_caller = stack[i++];
stack0 = stack[i++];
stack1 = stack[i++];
stack2 = stack[i++];
@@ -211,7 +211,7 @@
dtrace_probe(fbt->fbtp_id, stack0, stack1,
stack2, stack3, stack4);
- cpu->cpu_dtrace_caller = 0;
+ xcpu->cpu_dtrace_caller = 0;
} else {
#ifdef __amd64__
/*
@@ -221,14 +221,14 @@
* action is correct.
*/
DTRACE_CPUFLAG_SET(CPU_DTRACE_NOFAULT);
- cpu->cpu_dtrace_caller = stack[0];
+ xcpu->cpu_dtrace_caller = stack[0];
DTRACE_CPUFLAG_CLEAR(CPU_DTRACE_NOFAULT |
CPU_DTRACE_BADADDR);
#endif
dtrace_probe(fbt->fbtp_id, fbt->fbtp_roffset,
rval, 0, 0, 0);
- cpu->cpu_dtrace_caller = 0;
+ xcpu->cpu_dtrace_caller = 0;
}
return (fbt->fbtp_rval);
@@ -792,12 +792,12 @@
}
static ssize_t
-fbt_get_ctt_size(uint8_t version, const ctf_type_t *tp, ssize_t *sizep,
+fbt_get_ctt_size(uint8_t xversion, const ctf_type_t *tp, ssize_t *sizep,
ssize_t *incrementp)
{
ssize_t size, increment;
- if (version > CTF_VERSION_1 &&
+ if (xversion > CTF_VERSION_1 &&
tp->ctt_size == CTF_LSIZE_SENT) {
size = CTF_TYPE_LSIZE(tp);
increment = sizeof (ctf_type_t);
Index: src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c
diff -u src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c:1.16 src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c:1.17
--- src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c:1.16 Tue Jul 26 08:54:28 2011
+++ src/external/cddl/osnet/dist/uts/common/dtrace/dtrace.c Wed Aug 31 17:57:16 2011
@@ -1448,7 +1448,7 @@
uint64_t hashval = DTRACE_DYNHASH_VALID;
dtrace_dynhash_t *hash = dstate->dtds_hash;
dtrace_dynvar_t *free, *new_free, *next, *dvar, *start, *prev = NULL;
- processorid_t me = curcpu_id, cpu = me;
+ processorid_t me = curcpu_id, xcpu = me;
dtrace_dstate_percpu_t *dcpu = &dstate->dtds_percpu[me];
size_t bucket, ksize;
size_t chunksize = dstate->dtds_chunksize;
@@ -1754,8 +1754,8 @@
case DTRACE_DSTATE_CLEAN: {
void *sp = &dstate->dtds_state;
- if (++cpu >= NCPU)
- cpu = 0;
+ if (++xcpu >= NCPU)
+ xcpu = 0;
if (dcpu->dtdsc_dirty != NULL &&
nstate == DTRACE_DSTATE_EMPTY)
@@ -1764,9 +1764,9 @@
if (dcpu->dtdsc_rinsing != NULL)
nstate = DTRACE_DSTATE_RINSING;
- dcpu = &dstate->dtds_percpu[cpu];
+ dcpu = &dstate->dtds_percpu[xcpu];
- if (cpu != me)
+ if (xcpu != me)
goto retry;
(void) dtrace_cas32(sp,
@@ -2330,7 +2330,7 @@
* to the state transition diagram outlined in <sys/dtrace_impl.h>
*/
static void
-dtrace_speculation_commit(dtrace_state_t *state, processorid_t cpu,
+dtrace_speculation_commit(dtrace_state_t *state, processorid_t xcpu,
dtrace_specid_t which)
{
dtrace_speculation_t *spec;
@@ -2343,13 +2343,13 @@
return;
if (which > state->dts_nspeculations) {
- cpu_core[cpu].cpuc_dtrace_flags |= CPU_DTRACE_ILLOP;
+ cpu_core[xcpu].cpuc_dtrace_flags |= CPU_DTRACE_ILLOP;
return;
}
spec = &state->dts_speculations[which - 1];
- src = &spec->dtsp_buffer[cpu];
- dest = &state->dts_buffer[cpu];
+ src = &spec->dtsp_buffer[xcpu];
+ dest = &state->dts_buffer[xcpu];
do {
current = spec->dtsp_state;
@@ -2468,7 +2468,7 @@
* according to the state transition diagram outlined in <sys/dtrace_impl.h>
*/
static void
-dtrace_speculation_discard(dtrace_state_t *state, processorid_t cpu,
+dtrace_speculation_discard(dtrace_state_t *state, processorid_t xcpu,
dtrace_specid_t which)
{
dtrace_speculation_t *spec;
@@ -2479,12 +2479,12 @@
return;
if (which > state->dts_nspeculations) {
- cpu_core[cpu].cpuc_dtrace_flags |= CPU_DTRACE_ILLOP;
+ cpu_core[xcpu].cpuc_dtrace_flags |= CPU_DTRACE_ILLOP;
return;
}
spec = &state->dts_speculations[which - 1];
- buf = &spec->dtsp_buffer[cpu];
+ buf = &spec->dtsp_buffer[xcpu];
do {
current = spec->dtsp_state;
@@ -2530,8 +2530,8 @@
dtrace_speculation_clean_here(dtrace_state_t *state)
{
dtrace_icookie_t cookie;
- processorid_t cpu = curcpu_id;
- dtrace_buffer_t *dest = &state->dts_buffer[cpu];
+ processorid_t xcpu = curcpu_id;
+ dtrace_buffer_t *dest = &state->dts_buffer[xcpu];
dtrace_specid_t i;
cookie = dtrace_interrupt_disable();
@@ -2543,7 +2543,7 @@
for (i = 0; i < state->dts_nspeculations; i++) {
dtrace_speculation_t *spec = &state->dts_speculations[i];
- dtrace_buffer_t *src = &spec->dtsp_buffer[cpu];
+ dtrace_buffer_t *src = &spec->dtsp_buffer[xcpu];
if (src->dtb_tomax == NULL)
continue;
@@ -2559,7 +2559,7 @@
if (src->dtb_offset == 0)
continue;
- dtrace_speculation_commit(state, cpu, i + 1);
+ dtrace_speculation_commit(state, xcpu, i + 1);
}
dtrace_interrupt_enable(cookie);
@@ -5631,8 +5631,8 @@
dtrace_probe_t *probe = ecb->dte_probe;
dtrace_provider_t *prov = probe->dtpr_provider;
char c[DTRACE_FULLNAMELEN + 80], *str;
- char *msg = "dtrace: breakpoint action at probe ";
- char *ecbmsg = " (ecb ";
+ const char *msg = "dtrace: breakpoint action at probe ";
+ const char *ecbmsg = " (ecb ";
uintptr_t mask = (0xf << (sizeof (uintptr_t) * NBBY / 4));
uintptr_t val = (uintptr_t)ecb;
int shift = (sizeof (uintptr_t) * NBBY) - 4, i = 0;
@@ -8035,7 +8035,7 @@
mod_nbsd = kmem_zalloc(sizeof(*mod_nbsd), KM_SLEEP);
mod_nbsd->mod_info = kmem_zalloc(sizeof(modinfo_t), KM_SLEEP);
mod_nbsd->mod_refcnt = 1;
- *((char **)&mod_nbsd->mod_info->mi_name) = "netbsd";
+ *((char **)(intptr_t)&mod_nbsd->mod_info->mi_name) = __UNCONST("netbsd");
}
kernconfig_lock();
@@ -10545,12 +10545,12 @@
* of creating our own (saving both time and space).
*/
dtrace_ecb_t *cached = dtrace_ecb_create_cache;
- dtrace_action_t *act = cached->dte_action;
+ dtrace_action_t *xact = cached->dte_action;
- if (act != NULL) {
- ASSERT(act->dta_refcnt > 0);
- act->dta_refcnt++;
- ecb->dte_action = act;
+ if (xact != NULL) {
+ ASSERT(xact->dta_refcnt > 0);
+ xact->dta_refcnt++;
+ ecb->dte_action = xact;
ecb->dte_action_last = cached->dte_action_last;
ecb->dte_needed = cached->dte_needed;
ecb->dte_size = cached->dte_size;
@@ -10700,7 +10700,7 @@
static int
dtrace_buffer_alloc(dtrace_buffer_t *bufs, size_t size, int flags,
- processorid_t cpu)
+ processorid_t xcpu)
{
#if defined(sun)
cpu_t *cp;
@@ -10721,7 +10721,7 @@
cp = cpu_list;
do {
- if (cpu != DTRACE_CPUALL && cpu != cp->cpu_id)
+ if (xcpu != DTRACE_CPUALL && xcpu != cp->cpu_id)
continue;
buf = &bufs[cp->cpu_id];
@@ -10758,7 +10758,7 @@
cp = cpu_list;
do {
- if (cpu != DTRACE_CPUALL && cpu != cp->cpu_id)
+ if (xcpu != DTRACE_CPUALL && xcpu != cp->cpu_id)
continue;
buf = &bufs[cp->cpu_id];
@@ -10794,7 +10794,7 @@
ASSERT(MUTEX_HELD(&dtrace_lock));
for (CPU_INFO_FOREACH(cpuind, cinfo)) {
- if (cpu != DTRACE_CPUALL && cpu != cpu_index(cinfo))
+ if (xcpu != DTRACE_CPUALL && xcpu != cpu_index(cinfo))
continue;
buf = &bufs[cpu_index(cinfo)];
@@ -10834,7 +10834,7 @@
* allocated before the failed allocation.
*/
for (CPU_INFO_FOREACH(cpuind, cinfo)) {
- if (cpu != DTRACE_CPUALL && cpu != cpu_index(cinfo))
+ if (xcpu != DTRACE_CPUALL && xcpu != cpu_index(cinfo))
continue;
buf = &bufs[cpu_index(cinfo)];
@@ -11995,7 +11995,7 @@
size_t ttl = 0;
dof_difohdr_t *dofd;
uintptr_t daddr = (uintptr_t)dof;
- size_t max = dtrace_difo_maxsize;
+ size_t maxx = dtrace_difo_maxsize;
int i, l, n;
static const struct {
@@ -12056,7 +12056,7 @@
dofd->dofd_links[l])) == NULL)
goto err; /* invalid section link */
- if (ttl + subsec->dofs_size > max) {
+ if (ttl + subsec->dofs_size > maxx) {
dtrace_dof_error(dof, "exceeds maximum size");
goto err;
}
@@ -12697,7 +12697,7 @@
static int
dtrace_dstate_init(dtrace_dstate_t *dstate, size_t size)
{
- size_t hashsize, maxper, min, chunksize = dstate->dtds_chunksize;
+ size_t hashsize, maxper, minn, chunksize = dstate->dtds_chunksize;
void *base;
uintptr_t limit;
dtrace_dynvar_t *dvar, *next, *start;
@@ -12711,8 +12711,8 @@
if ((dstate->dtds_chunksize = chunksize) == 0)
dstate->dtds_chunksize = DTRACE_DYNVAR_CHUNKSIZE;
- if (size < (min = dstate->dtds_chunksize + sizeof (dtrace_dynhash_t)))
- size = min;
+ if (size < (minn = dstate->dtds_chunksize + sizeof (dtrace_dynhash_t)))
+ size = minn;
if ((base = kmem_zalloc(size, KM_NOSLEEP)) == NULL)
return (ENOMEM);
@@ -13178,7 +13178,7 @@
dtrace_state_buffer(dtrace_state_t *state, dtrace_buffer_t *buf, int which)
{
dtrace_optval_t *opt = state->dts_options, size;
- processorid_t cpu = 0;;
+ processorid_t xcpu = 0;;
int flags = 0, rval;
ASSERT(MUTEX_HELD(&dtrace_lock));
@@ -13192,7 +13192,7 @@
return (0);
if (opt[DTRACEOPT_CPU] != DTRACEOPT_UNSET)
- cpu = opt[DTRACEOPT_CPU];
+ xcpu = opt[DTRACEOPT_CPU];
if (which == DTRACEOPT_SPECSIZE)
flags |= DTRACEBUF_NOSWITCH;
@@ -13227,7 +13227,7 @@
return (E2BIG);
}
- rval = dtrace_buffer_alloc(buf, size, flags, cpu);
+ rval = dtrace_buffer_alloc(buf, size, flags, xcpu);
if (rval != ENOMEM) {
opt[which] = size;
@@ -13291,7 +13291,7 @@
}
static int
-dtrace_state_go(dtrace_state_t *state, processorid_t *cpu)
+dtrace_state_go(dtrace_state_t *state, processorid_t *xcpu)
{
dtrace_optval_t *opt = state->dts_options, sz, nspec;
dtrace_speculation_t *spec;
@@ -13379,7 +13379,7 @@
state->dts_options[DTRACEOPT_GRABANON] =
opt[DTRACEOPT_GRABANON];
- *cpu = dtrace_anon.dta_beganon;
+ *xcpu = dtrace_anon.dta_beganon;
/*
* If the anonymous state is active (as it almost certainly
@@ -13521,9 +13521,9 @@
* level) and to manually activate the buffer for this CPU.
*/
cookie = dtrace_interrupt_disable();
- *cpu = curcpu_id;
- ASSERT(state->dts_buffer[*cpu].dtb_flags & DTRACEBUF_INACTIVE);
- state->dts_buffer[*cpu].dtb_flags &= ~DTRACEBUF_INACTIVE;
+ *xcpu = curcpu_id;
+ ASSERT(state->dts_buffer[*xcpu].dtb_flags & DTRACEBUF_INACTIVE);
+ state->dts_buffer[*xcpu].dtb_flags &= ~DTRACEBUF_INACTIVE;
dtrace_probe(dtrace_probeid_begin,
(uint64_t)(uintptr_t)state, 0, 0, 0, 0);
@@ -13582,7 +13582,7 @@
}
static int
-dtrace_state_stop(dtrace_state_t *state, processorid_t *cpu)
+dtrace_state_stop(dtrace_state_t *state, processorid_t *xcpu)
{
dtrace_icookie_t cookie;
@@ -13622,7 +13622,7 @@
state->dts_reserve = 0;
cookie = dtrace_interrupt_disable();
- *cpu = curcpu_id;
+ *xcpu = curcpu_id;
dtrace_probe(dtrace_probeid_end,
(uint64_t)(uintptr_t)state, 0, 0, 0, 0);
dtrace_interrupt_enable(cookie);
@@ -15129,7 +15129,7 @@
#endif
static int
-dtrace_cpu_setup(cpu_setup_t what, processorid_t cpu)
+dtrace_cpu_setup(cpu_setup_t what, processorid_t xcpu)
{
ASSERT(MUTEX_HELD(&cpu_lock));
mutex_enter(&dtrace_lock);
