Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 83451
b: refs/heads/master
c: f2df3f6
h: refs/heads/master
i:
  83449: 4559534
  83447: b3bb315
v: v3
  • Loading branch information
Paulo Marques authored and Linus Torvalds committed Feb 6, 2008
1 parent af92be9 commit 481d08a
Show file tree
Hide file tree
Showing 2 changed files with 35 additions and 4 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: a6752f3f538e9dc0d0e7fdb2080532554a5eb395
refs/heads/master: f2df3f65d0b4337cfb5b19eab3ee28b177427c49
37 changes: 34 additions & 3 deletions trunk/scripts/kallsyms.c
Original file line number Diff line number Diff line change
Expand Up @@ -31,14 +31,13 @@

#define KSYM_NAME_LEN 128


struct sym_entry {
unsigned long long addr;
unsigned int len;
unsigned int start_pos;
unsigned char *sym;
};


static struct sym_entry *table;
static unsigned int table_size, table_cnt;
static unsigned long long _text, _stext, _etext, _sinittext, _einittext;
Expand Down Expand Up @@ -198,8 +197,10 @@ static void read_map(FILE *in)
exit (1);
}
}
if (read_symbol(in, &table[table_cnt]) == 0)
if (read_symbol(in, &table[table_cnt]) == 0) {
table[table_cnt].start_pos = table_cnt;
table_cnt++;
}
}
}

Expand Down Expand Up @@ -502,6 +503,35 @@ static void optimize_token_table(void)
optimize_result();
}

static int compare_symbols(const void *a, const void *b)
{
const struct sym_entry *sa;
const struct sym_entry *sb;
int wa, wb;

sa = a;
sb = b;

/* sort by address first */
if (sa->addr > sb->addr)
return 1;
if (sa->addr < sb->addr)
return -1;

/* sort by "weakness" type */
wa = (sa->sym[0] == 'w') || (sa->sym[0] == 'W');
wb = (sb->sym[0] == 'w') || (sb->sym[0] == 'W');
if (wa != wb)
return wa - wb;

/* sort by initial order, so that other symbols are left undisturbed */
return sa->start_pos - sb->start_pos;
}

static void sort_symbols(void)
{
qsort(table, table_cnt, sizeof(struct sym_entry), compare_symbols);
}

int main(int argc, char **argv)
{
Expand All @@ -523,6 +553,7 @@ int main(int argc, char **argv)
usage();

read_map(stdin);
sort_symbols();
optimize_token_table();
write_src();

Expand Down

0 comments on commit 481d08a

Please sign in to comment.