diff options
Diffstat (limited to 'scripts/kallsyms.c')
-rw-r--r-- | scripts/kallsyms.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index fe11df83d1fc..d3d2e5341051 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c | |||
@@ -67,7 +67,7 @@ struct sym_entry { | |||
67 | 67 | ||
68 | static struct sym_entry *table; | 68 | static struct sym_entry *table; |
69 | static int size, cnt; | 69 | static int size, cnt; |
70 | static unsigned long long _stext, _etext, _sinittext, _einittext; | 70 | static unsigned long long _stext, _etext, _sinittext, _einittext, _sextratext, _eextratext; |
71 | static int all_symbols = 0; | 71 | static int all_symbols = 0; |
72 | static char symbol_prefix_char = '\0'; | 72 | static char symbol_prefix_char = '\0'; |
73 | 73 | ||
@@ -139,6 +139,10 @@ read_symbol(FILE *in, struct sym_entry *s) | |||
139 | _sinittext = s->addr; | 139 | _sinittext = s->addr; |
140 | else if (strcmp(sym, "_einittext") == 0) | 140 | else if (strcmp(sym, "_einittext") == 0) |
141 | _einittext = s->addr; | 141 | _einittext = s->addr; |
142 | else if (strcmp(sym, "_sextratext") == 0) | ||
143 | _sextratext = s->addr; | ||
144 | else if (strcmp(sym, "_eextratext") == 0) | ||
145 | _eextratext = s->addr; | ||
142 | else if (toupper(s->type) == 'A') | 146 | else if (toupper(s->type) == 'A') |
143 | { | 147 | { |
144 | /* Keep these useful absolute symbols */ | 148 | /* Keep these useful absolute symbols */ |
@@ -194,16 +198,18 @@ symbol_valid(struct sym_entry *s) | |||
194 | * and inittext sections are discarded */ | 198 | * and inittext sections are discarded */ |
195 | if (!all_symbols) { | 199 | if (!all_symbols) { |
196 | if ((s->addr < _stext || s->addr > _etext) | 200 | if ((s->addr < _stext || s->addr > _etext) |
197 | && (s->addr < _sinittext || s->addr > _einittext)) | 201 | && (s->addr < _sinittext || s->addr > _einittext) |
202 | && (s->addr < _sextratext || s->addr > _eextratext)) | ||
198 | return 0; | 203 | return 0; |
199 | /* Corner case. Discard any symbols with the same value as | 204 | /* Corner case. Discard any symbols with the same value as |
200 | * _etext or _einittext, they can move between pass 1 and 2 | 205 | * _etext _einittext or _eextratext; they can move between pass |
201 | * when the kallsyms data is added. If these symbols move then | 206 | * 1 and 2 when the kallsyms data are added. If these symbols |
202 | * they may get dropped in pass 2, which breaks the kallsyms | 207 | * move then they may get dropped in pass 2, which breaks the |
203 | * rules. | 208 | * kallsyms rules. |
204 | */ | 209 | */ |
205 | if ((s->addr == _etext && strcmp(s->sym + offset, "_etext")) || | 210 | if ((s->addr == _etext && strcmp(s->sym + offset, "_etext")) || |
206 | (s->addr == _einittext && strcmp(s->sym + offset, "_einittext"))) | 211 | (s->addr == _einittext && strcmp(s->sym + offset, "_einittext")) || |
212 | (s->addr == _eextratext && strcmp(s->sym + offset, "_eextratext"))) | ||
207 | return 0; | 213 | return 0; |
208 | } | 214 | } |
209 | 215 | ||