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From: John Birrell <jb@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Cc: 
Subject: PERFORCE change 96296 for review
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http://perforce.freebsd.org/chv.cgi?CH=96296

Change 96296 by jb@jb_freebsd2 on 2006/04/28 06:58:58

	Remove a lot of hacks.
	
	The functions removed are now implemented in ASM code as on Solaris.

Affected files ...

.. //depot/projects/dtrace/src/sys/cddl/dev/dtrace/dtrace_hacks.c#12 edit

Differences ...

==== //depot/projects/dtrace/src/sys/cddl/dev/dtrace/dtrace_hacks.c#12 (text+ko) ====

@@ -68,52 +68,21 @@
 
 void *hack_refs[] =
 	{
-	dtrace_toxrange_add,
 	dtrace_cpu_setup_initial,
-	dtrace_module_unloaded,
-	dtrace_module_loaded,
-	dtrace_dof_create,
-	dtrace_enabling_matchstate,
-	dtrace_enabling_replicate,
-	dtrace_buffer_polish,
-	dtrace_buffer_switch,
-	dtrace_aggid2agg,
-	dtrace_epid2ecb,
-	dtrace_state_deadman,
-	dtrace_state_clean,
+	dtrace_getustack_common,
+	dtrace_helper,
+	dtrace_helper_slurp,
+	dtrace_helpers_destroy,
 	dtrace_helpers_duplicate,
-	dtrace_helpers_destroy,
-	dtrace_state_stop,
-	dtrace_state_go,
-	dtrace_helper_slurp,
-	dtrace_dof_copyin,
-	dtrace_speculation_buffer,
-	dtrace_speculation,
-	dtrace_helper,
-	dtrace_speculation_discard,
-	dtrace_error,
 	dtrace_inscratch,
-	dtrace_canstore,
-	dtrace_strncmp,
-	dtrace_strlen,
 	dtrace_istoxic,
-	dtrace_vcopy,
-	dtrace_bzero,
-	dtrace_priv_proc_destructive,
+	dtrace_module_loaded,
+	dtrace_module_unloaded,
 	dtrace_priv_proc_control,
-	dtrace_priv_kernel_destructive,
-	dtrace_aggregate,
-	dtrace_dif_variable,
-	dtrace_dif_subr,
-	dtrace_action_breakpoint,
-	dtrace_action_panic,
-	dtrace_action_raise,
-	dtrace_action_stop,
-	dtrace_action_chill,
-	dtrace_action_ustack,
-	dtrace_strncmp,
-	dtrace_strlen,
-	dtrace_istoxic
+	dtrace_speculation,
+	dtrace_state_clean,
+	dtrace_state_deadman,
+	dtrace_toxrange_add
 	};
 void
 dtrace_sync(void)
@@ -146,55 +115,12 @@
 	kdb_backtrace();
 	vprintf(fmt,args);
 }
-uint32_t
-dtrace_cas32(uint32_t *target, uint32_t cmp, uint32_t new)
-{
-        uint32_t old;
-
-        if ((old = *target) == cmp)
-                *target = new;
-        return (old);
-
-}
-void *dtrace_casptr(void *a, void *b, void *c)
-{
-	printf("%s:\n",__FUNCTION__);
-	return NULL;
-}
-void
-dtrace_getpcstack(pc_t *a, int b, int c, uint32_t *d)
-{
-	printf("%s:\n",__FUNCTION__);
-}
-void
-dtrace_getupcstack(uint64_t *a, int b)
-{
-	printf("%s:\n",__FUNCTION__);
-}
 int
-dtrace_getstackdepth(int a)
-{
-	printf("%s:\n",__FUNCTION__);
-	return 0;
-}
-uint64_t
-dtrace_getarg(int a, int b)
-{
-	printf("%s:\n",__FUNCTION__);
-	return 0;
-}
-int
 dtrace_getipl(void)
 {
 	printf("%s:\n",__FUNCTION__);
 	return 0;
 }
-uintptr_t
-dtrace_caller(int a)
-{
-	printf("%s:\n",__FUNCTION__);
-	return 0;
-}
 boolean_t
 priv_policy_only(const cred_t *a, int b, boolean_t c)
 {