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Lines Matching defs:fbt

25  * $FreeBSD: head/sys/cddl/dev/fbt/x86/fbt_isa.c 309785 2016-12-10 03:11:05Z markj $
52 #include "fbt.h"
81 	fbt_probe_t *fbt;
95 	fbt = fbt_probetab[FBT_ADDR2NDX(addr)];
96 	for (; fbt != NULL; fbt = fbt->fbtp_hashnext) {
97 		if ((uintptr_t)fbt->fbtp_patchpoint == addr) {
98 			if (fbt->fbtp_roffset == 0) {
100 				/* fbt->fbtp_rval == DTRACE_INVOP_PUSHQ_RBP */
132 				dtrace_probe(fbt->fbtp_id, arg0, arg1,
150 				dtrace_probe(fbt->fbtp_id, fbt->fbtp_roffset,
155 			return (fbt->fbtp_rval);
167 fbt_patch_tracepoint(fbt_probe_t *fbt, fbt_patchval_t val)
170 	*fbt->fbtp_patchpoint = val;
182 fbt_patch_tracepoint(fbt_probe_t *fbt, fbt_patchval_t val)
196 	for (; fbt != NULL; fbt = fbt->fbtp_next) {
197 		*fbt->fbtp_patchpoint = val;
224 	fbt_probe_t *fbt, *retfbt;
297 	fbt = kmem_zalloc(sizeof (*fbt), KM_SLEEP);
298 	fbt->fbtp_name = name;
299 	fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,
300 	    name, FBT_ENTRY, 3, fbt);
301 	fbt->fbtp_patchpoint = instr;
303 	fbt->fbtp_ctl = lf;
304 	fbt->fbtp_loadcnt = lf->loadcnt;
307 	fbt->fbtp_ctl = mod;
309 	fbt->fbtp_rval = DTRACE_INVOP_PUSHL_EBP;
310 	fbt->fbtp_savedval = *instr;
311 	fbt->fbtp_patchval = FBT_PATCHVAL;
312 	fbt->fbtp_symindx = symindx;
314 	fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];
315 	fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;
385 	fbt = kmem_zalloc(sizeof (*fbt), KM_SLEEP);
386 	fbt->fbtp_name = name;
389 		fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,
390 		    name, FBT_RETURN, 3, fbt);
392 		retfbt->fbtp_next = fbt;
393 		fbt->fbtp_id = retfbt->fbtp_id;
396 	retfbt = fbt;
397 	fbt->fbtp_patchpoint = instr;
399 	fbt->fbtp_ctl = lf;
400 	fbt->fbtp_loadcnt = lf->loadcnt;
403 	fbt->fbtp_ctl = mod;
405 	fbt->fbtp_symindx = symindx;
409 		fbt->fbtp_rval = DTRACE_INVOP_POPL_EBP;
412 		fbt->fbtp_rval = DTRACE_INVOP_LEAVE;
414 	fbt->fbtp_roffset =
419 	fbt->fbtp_rval = DTRACE_INVOP_RET;
420 	fbt->fbtp_roffset =
424 	fbt->fbtp_savedval = *instr;
425 	fbt->fbtp_patchval = FBT_PATCHVAL;
426 	fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];
427 	fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;