44 	fmd_tracebuf_t *tbp = fmd_zalloc(sizeof (fmd_tracebuf_t), FMD_SLEEP);  in fmd_trace_create()  local
47 	(void) fmd_conf_getprop(fmd.d_conf, "trace.frames", &tbp->tb_frames);  in fmd_trace_create()
48 	(void) fmd_conf_getprop(fmd.d_conf, "trace.recs", &tbp->tb_recs);  in fmd_trace_create()
67 		tbp->tb_frames = (tbp->tb_frames & ~1UL) + 1;  in fmd_trace_create()
69 		tbp->tb_frames = P2ROUNDUP(tbp->tb_frames, 2);  in fmd_trace_create()
71 	tbp->tb_size = sizeof (fmd_tracerec_t) +  in fmd_trace_create()
72 	    sizeof (uintptr_t) * (MAX(tbp->tb_frames, 1) - 1);  in fmd_trace_create()
74 	bufsize = tbp->tb_size * tbp->tb_recs;  in fmd_trace_create()
76 	tbp->tb_buf = fmd_zalloc(bufsize, FMD_SLEEP);  in fmd_trace_create()
77 	tbp->tb_end = (void *)((uintptr_t)tbp->tb_buf + bufsize - tbp->tb_size);  in fmd_trace_create()
78 	tbp->tb_ptr = tbp->tb_buf;  in fmd_trace_create()
80 	return (tbp);  in fmd_trace_create()
84 fmd_trace_destroy(fmd_tracebuf_t *tbp)  in fmd_trace_destroy()  argument
86 	fmd_free(tbp->tb_buf, tbp->tb_size * tbp->tb_recs);  in fmd_trace_destroy()
87 	fmd_free(tbp, sizeof (fmd_tracebuf_t));  in fmd_trace_destroy()
104 fmd_trace_none(fmd_tracebuf_t *tbp, uint_t tag, const char *format, va_list ap)  in fmd_trace_none()  argument
110 fmd_trace_lite(fmd_tracebuf_t *tbp, uint_t tag, const char *format, va_list ap)  in fmd_trace_lite()  argument
113 	fmd_tracerec_t *trp = tbp->tb_ptr;  in fmd_trace_lite()
116 	if (tbp->tb_depth++ != 0) {  in fmd_trace_lite()
117 		tbp->tb_depth--;  in fmd_trace_lite()
132 	if (tbp->tb_ptr != tbp->tb_end)  in fmd_trace_lite()
133 		tbp->tb_ptr = (void *)((uintptr_t)tbp->tb_ptr + tbp->tb_size);  in fmd_trace_lite()
135 		tbp->tb_ptr = tbp->tb_buf;  in fmd_trace_lite()
137 	tbp->tb_depth--;  in fmd_trace_lite()
142 fmd_trace_full(fmd_tracebuf_t *tbp, uint_t tag, const char *format, va_list ap)  in fmd_trace_full()  argument
145 	fmd_tracerec_t *trp = tbp->tb_ptr;  in fmd_trace_full()
149 	if (tbp->tb_depth++ != 0) {  in fmd_trace_full()
150 		tbp->tb_depth--;  in fmd_trace_full()
156 	trp->tr_tag = tbp->tb_frames; /* for use by fmd_trace_frame() */  in fmd_trace_full()
173 	if (tbp->tb_ptr != tbp->tb_end)  in fmd_trace_full()
174 		tbp->tb_ptr = (void *)((uintptr_t)tbp->tb_ptr + tbp->tb_size);  in fmd_trace_full()
176 		tbp->tb_ptr = tbp->tb_buf;  in fmd_trace_full()
178 	tbp->tb_depth--;  in fmd_trace_full()