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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-11-23 19:04:36 +0300 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-11-25 15:03:51 +0300 |
| commit | aa915245005bdb45ccbc96964853b4a27646390f (patch) | |
| tree | d5ad9d568971cee9a0c122e571a593293182a4a7 /scripts/kallsyms.c | |
| parent | 29e55ad3d5f50eca6f8762749da85d6fa1250061 (diff) | |
| download | linux-aa915245005bdb45ccbc96964853b4a27646390f.tar.xz | |
scripts/kallsyms: replace prefix_underscores_count() with strspn()
You can do equivalent things with strspn(). I do not see noticeable
performance difference.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'scripts/kallsyms.c')
| -rw-r--r-- | scripts/kallsyms.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index baa2fa5692b0..89cc7c098c51 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -661,16 +661,6 @@ static int may_be_linker_script_provide_symbol(const struct sym_entry *se) return 0; } -static int prefix_underscores_count(const char *str) -{ - const char *tail = str; - - while (*tail == '_') - tail++; - - return tail - str; -} - static int compare_symbols(const void *a, const void *b) { const struct sym_entry *sa; @@ -699,8 +689,8 @@ static int compare_symbols(const void *a, const void *b) return wa - wb; /* sort by the number of prefix underscores */ - wa = prefix_underscores_count(sym_name(sa)); - wb = prefix_underscores_count(sym_name(sb)); + wa = strspn(sym_name(sa), "_"); + wb = strspn(sym_name(sb), "_"); if (wa != wb) return wa - wb; |