diff options
| author | Jiri Kosina <[email protected]> | 2020-04-01 12:26:12 +0200 |
|---|---|---|
| committer | Jiri Kosina <[email protected]> | 2020-04-01 12:26:12 +0200 |
| commit | c9f289701540baeef9ac7c9977d67a7259f404db (patch) | |
| tree | ac3c29d41da02ac735c9a12da78905842fbccd2f /arch/x86/kernel/unwind_orc.c | |
| parent | 0aac6f9aaae5fba08963651d2ce49930145e118f (diff) | |
| parent | 910a7e89cec65efad254c947ce2bf8bf5b370962 (diff) | |
Merge branch 'for-5.7/appleir' into for-linus
- small code cleanups in hid-appleir from Lucas Tanure
Diffstat (limited to 'arch/x86/kernel/unwind_orc.c')
| -rw-r--r-- | arch/x86/kernel/unwind_orc.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 332ae6530fa8..e9cc182aa97e 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -187,6 +187,8 @@ static struct orc_entry *orc_find(unsigned long ip) return orc_ftrace_find(ip); } +#ifdef CONFIG_MODULES + static void orc_sort_swap(void *_a, void *_b, int size) { struct orc_entry *orc_a, *orc_b; @@ -229,7 +231,6 @@ static int orc_sort_cmp(const void *_a, const void *_b) return orc_a->sp_reg == ORC_REG_UNDEFINED && !orc_a->end ? -1 : 1; } -#ifdef CONFIG_MODULES void unwind_module_init(struct module *mod, void *_orc_ip, size_t orc_ip_size, void *_orc, size_t orc_size) { @@ -273,9 +274,11 @@ void __init unwind_init(void) return; } - /* Sort the .orc_unwind and .orc_unwind_ip tables: */ - sort(__start_orc_unwind_ip, num_entries, sizeof(int), orc_sort_cmp, - orc_sort_swap); + /* + * Note, the orc_unwind and orc_unwind_ip tables were already + * sorted at build time via the 'sorttable' tool. + * It's ready for binary search straight away, no need to sort it. + */ /* Initialize the fast lookup table: */ lookup_num_blocks = orc_lookup_end - orc_lookup; |