Messages in this thread Patch in this message | | | From | shile.zhang@linux ... | Subject | [RFC PATCH 3/4] x86/unwind/orc: Skip sorting if BUILDTIME_ORCTABLE_SORT is configured | Date | Thu, 7 Nov 2019 22:32:04 +0800 |
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From: Shile Zhang <shile.zhang@linux.alibaba.com>
The orc_unwind and orc_unwind_ip tables are sorted at build time if BUILDTIME_ORCTABLE_SORT is configured, skip sort at boot time.
Signed-off-by: Shile Zhang <shile.zhang@linux.alibaba.com> --- arch/x86/kernel/unwind_orc.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 332ae6530fa8..2c2fa9ef116e 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -273,9 +273,11 @@ void __init unwind_init(void) return; } +#ifndef CONFIG_BUILDTIME_ORCTABLE_SORT /* Sort the .orc_unwind and .orc_unwind_ip tables: */ sort(__start_orc_unwind_ip, num_entries, sizeof(int), orc_sort_cmp, orc_sort_swap); +#endif /* Initialize the fast lookup table: */ lookup_num_blocks = orc_lookup_end - orc_lookup; -- 2.24.0.rc2
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