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-rw-r--r--scripts/kallsyms.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 22d281c6ec24..f359b730c2c5 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -43,7 +43,7 @@ struct sym_entry {
43 43
44static struct sym_entry *table; 44static struct sym_entry *table;
45static unsigned int table_size, table_cnt; 45static unsigned int table_size, table_cnt;
46static unsigned long long _stext, _etext, _sinittext, _einittext, _sextratext, _eextratext; 46static unsigned long long _text, _stext, _etext, _sinittext, _einittext, _sextratext, _eextratext;
47static int all_symbols = 0; 47static int all_symbols = 0;
48static char symbol_prefix_char = '\0'; 48static char symbol_prefix_char = '\0';
49 49
@@ -91,7 +91,9 @@ static int read_symbol(FILE *in, struct sym_entry *s)
91 sym++; 91 sym++;
92 92
93 /* Ignore most absolute/undefined (?) symbols. */ 93 /* Ignore most absolute/undefined (?) symbols. */
94 if (strcmp(sym, "_stext") == 0) 94 if (strcmp(sym, "_text") == 0)
95 _text = s->addr;
96 else if (strcmp(sym, "_stext") == 0)
95 _stext = s->addr; 97 _stext = s->addr;
96 else if (strcmp(sym, "_etext") == 0) 98 else if (strcmp(sym, "_etext") == 0)
97 _etext = s->addr; 99 _etext = s->addr;
@@ -265,9 +267,25 @@ static void write_src(void)
265 267
266 printf(".data\n"); 268 printf(".data\n");
267 269
270 /* Provide proper symbols relocatability by their '_text'
271 * relativeness. The symbol names cannot be used to construct
272 * normal symbol references as the list of symbols contains
273 * symbols that are declared static and are private to their
274 * .o files. This prevents .tmp_kallsyms.o or any other
275 * object from referencing them.
276 */
268 output_label("kallsyms_addresses"); 277 output_label("kallsyms_addresses");
269 for (i = 0; i < table_cnt; i++) { 278 for (i = 0; i < table_cnt; i++) {
270 printf("\tPTR\t%#llx\n", table[i].addr); 279 if (toupper(table[i].sym[0]) != 'A') {
280 if (_text <= table[i].addr)
281 printf("\tPTR\t_text + %#llx\n",
282 table[i].addr - _text);
283 else
284 printf("\tPTR\t_text - %#llx\n",
285 _text - table[i].addr);
286 } else {
287 printf("\tPTR\t%#llx\n", table[i].addr);
288 }
271 } 289 }
272 printf("\n"); 290 printf("\n");
273 291