scripts/kallsyms: remove redundant is_arm_mapping_symbol()

Since commit 6f00df24 ("[PATCH] Strip local symbols from kallsyms"),
all symbols starting '$' are ignored.

is_arm_mapping_symbol() particularly ignores $a, $t, etc. but it is
redundant.
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>
上级 f34ea029
......@@ -74,16 +74,6 @@ static void usage(void)
exit(1);
}
/*
* This ignores the intensely annoying "mapping symbols" found
* in ARM ELF files: $a, $t and $d.
*/
static int is_arm_mapping_symbol(const char *str)
{
return str[0] == '$' && strchr("axtd", str[1])
&& (str[2] == '\0' || str[2] == '.');
}
static int check_symbol_range(const char *sym, unsigned long long addr,
struct addr_range *ranges, int entries)
{
......@@ -139,10 +129,13 @@ static int read_symbol(FILE *in, struct sym_entry *s)
return -1;
}
else if (toupper(stype) == 'U' ||
is_arm_mapping_symbol(sym))
else if (toupper(stype) == 'U')
return -1;
/* exclude also MIPS ELF local symbols ($L123 instead of .L123) */
/*
* Ignore generated symbols such as:
* - mapping symbols in ARM ELF files ($a, $t, and $d)
* - MIPS ELF local symbols ($L123 instead of .L123)
*/
else if (sym[0] == '$')
return -1;
/* exclude debugging symbols */
......
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