sys/tools/vnode_if.awk

64 function printc(s) {print s > cfile;}
76 		printc(ind"ASSERT_VI_UNLOCKED("star"a->a_"arg", \""uname"\");");
79 			printc(ind"ASSERT_VOP_LOCKED(" star "a->a_"arg", \""uname"\");");
81 			printc(ind"ASSERT_VOP_UNLOCKED(" star "a->a_"arg", \""uname"\");");
83 			printc(ind"ASSERT_VOP_ELOCKED(" star "a->a_"arg", \""uname"\");");
93 		printc("#ifdef DEBUG_VFS_LOCKS");
94 		printc("\t"lockdata[name, "debugpre"]"(a);");
95 		printc("#endif");
102 		printc("#ifdef DEBUG_VFS_LOCKS");
103 		printc("\t"lockdata[name, "debugpost"]"(a, rc);");
104 		printc("#endif");
111 		printc("\t"lockdata[name, "pre"]"(a);");
118 		printc("\t"lockdata[name, "post"]"(a, rc);");
199 	printc(common_head \
368 		printc("static int " name "_vp_offsets[] = {");
374 				printc("\tVOPARG_OFFSETOF(struct " name \
385 		printc("\tVDESC_NO_OFFSET");
386 		printc("};");
388 		printc("\n");
389 		printc("SDT_PROBE_DEFINE2(vfs, vop, " name ", entry, \"struct vnode *\", \"struct " name "_args *\");\n");
390 		printc("SDT_PROBE_DEFINE3(vfs, vop, " name ", return, \"struct vnode *\", \"struct " name "_args *\", \"int\");\n");
393 		printc("\nint\n" uname "_AP(struct " name "_args *a)");
394 		printc("{");
395 		printc("");
396 		printc("\treturn(" uname "_APV(a->a_" args[0] "->v_op, a));");
397 		printc("}");
398 		printc("\nint\n" uname "_APV(struct vop_vector *vop, struct " name "_args *a)");
399 		printc("{");
400 		printc("\tint rc;");
401 		printc("");
402 		printc("\tVNASSERT(a->a_gen.a_desc == &" name "_desc, a->a_" args[0]",");
403 		printc("\t    (\"Wrong a_desc in " name "(%p, %p)\", a->a_" args[0]", a));");
404 		printc("\tVNASSERT(vop != NULL, a->a_" args[0]", (\"No "name"(%p, %p)\", a->a_" args[0]", a));")
405 		printc("\tKTR_START" ctrstr);
410 		printc("\tif (!SDT_PROBES_ENABLED()) {");
411 		printc("\t\trc = vop->"name"(a);")
412 		printc("\t} else {")
413 		printc("\t\tSDT_PROBE2(vfs, vop, " name ", entry, a->a_" args[0] ", a);");
414 		printc("\t\trc = vop->"name"(a);")
415 		printc("\t\tSDT_PROBE3(vfs, vop, " name ", return, a->a_" args[0] ", a, rc);");
416 		printc("\t}")
417 		printc("\tif (rc == 0) {");
420 		printc("\t} else {");
423 		printc("\t}");
426 		printc("\tKTR_STOP" ctrstr);
427 		printc("\treturn (rc);");
428 		printc("}\n");
431 		printc("struct vnodeop_desc " name "_desc = {");
433 		printc("\t\"" name "\",");
445 		printc("\t" releflags vppwillrele ",");
448 		printc("\t__offsetof(struct vop_vector, " name "),");
450 		printc("\t(vop_bypass_t *)" uname "_AP,");
452 		printc("\t" name "_vp_offsets,");
454 		printc("\t" find_arg_with_type("struct vnode **") ",");
456 		printc("\t" find_arg_with_type("struct ucred *") ",");
458 		printc("\t" find_arg_with_type("struct thread *") ",");
460 		printc("\t" find_arg_with_type("struct componentname *") ",");
462 		printc("};\n");
467 	printc("void");
468 	printc("vfs_vector_op_register(struct vop_vector *orig_vop)");
469 	printc("{");
470 	printc("\tstruct vop_vector *vop;");
471 	printc("");
472 	printc("\tif (orig_vop->registered)");
473 	printc("\t\tpanic(\"%s: vop_vector %p already registered\",")
474 	printc("\t\t    __func__, orig_vop);");
475 	printc("");
477 		printc("\tvop = orig_vop;");
478 		printc("\twhile (vop != NULL && \\");
479 		printc("\t    vop->"name" == NULL && vop->vop_bypass == NULL)")
480 		printc("\t\tvop = vop->vop_default;")
481 		printc("\tif (vop != NULL)");
482 		printc("\t\torig_vop->"name" = vop->"name";");
483 		printc("");
485 	printc("\tvop = orig_vop;");
486 	printc("\twhile (vop != NULL && vop->vop_bypass == NULL)")
487 	printc("\t\tvop = vop->vop_default;")
488 	printc("\tif (vop != NULL)");
489 	printc("\t\torig_vop->vop_bypass = vop->vop_bypass;");
490 	printc("");
492 		printc("\tif (orig_vop->"name" == NULL)");
493 		printc("\t\torig_vop->"name" = (void *)orig_vop->vop_bypass;");
495 	printc("");
496 	printc("\torig_vop->registered = true;");
497 	printc("}")