tools/objtool/builtin-check.c

17 struct opts opts;
32 		opts.dump_orc = true;
51 		opts.hack_jump_label = true;
56 		opts.hack_noinstr = true;
61 		opts.hack_skylake = true;
71 	OPT_BOOLEAN('i', "ibt", &opts.ibt, "validate and annotate IBT"),
72 	OPT_BOOLEAN('m', "mcount", &opts.mcount, "annotate mcount/fentry calls for ftrace"),
73 	OPT_BOOLEAN('n', "noinstr", &opts.noinstr, "validate noinstr rules"),
74 	OPT_BOOLEAN('o', "orc", &opts.orc, "generate ORC metadata"),
75 	OPT_BOOLEAN('r', "retpoline", &opts.retpoline, "validate and annotate retpoline usage"),
76 	OPT_BOOLEAN(0,   "rethunk", &opts.rethunk, "validate and annotate rethunk usage"),
77 	OPT_BOOLEAN(0,   "unret", &opts.unret, "validate entry unret placement"),
78 	OPT_INTEGER(0,   "prefix", &opts.prefix, "generate prefix symbols"),
79 	OPT_BOOLEAN('l', "sls", &opts.sls, "validate straight-line-speculation mitigations"),
80 	OPT_BOOLEAN('s', "stackval", &opts.stackval, "validate frame pointer rules"),
81 	OPT_BOOLEAN('t', "static-call", &opts.static_call, "annotate static calls"),
82 	OPT_BOOLEAN('u', "uaccess", &opts.uaccess, "validate uaccess rules for SMAP"),
83 	OPT_BOOLEAN(0  , "cfi", &opts.cfi, "annotate kernel control flow integrity (kCFI) function preambles"),
87 	OPT_BOOLEAN(0, "backtrace", &opts.backtrace, "unwind on error"),
88 	OPT_BOOLEAN(0, "backup", &opts.backup, "create .orig files before modification"),
89 	OPT_BOOLEAN(0, "dry-run", &opts.dryrun, "don't write modifications"),
90 	OPT_BOOLEAN(0, "link", &opts.link, "object is a linked object"),
91 	OPT_BOOLEAN(0, "module", &opts.module, "object is part of a kernel module"),
92 	OPT_BOOLEAN(0, "mnop", &opts.mnop, "nop out mcount call sites"),
93 	OPT_BOOLEAN(0, "no-unreachable", &opts.no_unreachable, "skip 'unreachable instruction' warnings"),
94 	OPT_BOOLEAN(0, "sec-address", &opts.sec_address, "print section addresses in warnings"),
95 	OPT_BOOLEAN(0, "stats", &opts.stats, "print statistics"),
96 	OPT_BOOLEAN('v', "verbose", &opts.verbose, "verbose warnings"),
124 		opts.verbose = true;
134 	if (opts.hack_jump_label	||
135 	    opts.hack_noinstr		||
136 	    opts.ibt			||
137 	    opts.mcount			||
138 	    opts.noinstr		||
139 	    opts.orc			||
140 	    opts.retpoline		||
141 	    opts.rethunk		||
142 	    opts.sls			||
143 	    opts.stackval		||
144 	    opts.static_call		||
145 	    opts.uaccess) {
146 		if (opts.dump_orc) {
154 	if (opts.unret && !opts.rethunk) {
159 	if (opts.dump_orc)
168 	if (opts.mnop && !opts.mcount) {
178 	if (opts.link)
183 		opts.link = true;
187 	if (opts.noinstr) {
192 	if (opts.ibt) {
197 	if (opts.unret) {
217 	if (opts.dump_orc)