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asmlinkage: Make main_extable_sort_needed visible

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main_extable_sort_needed is used by the build system and needs
to be a normal ELF symbol. Make it visible so that LTO
does not remove or mangle it.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1391845930-28580-8-git-send-email-ak@linux.intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Andi Kleen 2014-02-08 08:52:04 +01:00 committed by H. Peter Anvin
parent 22d9fd3411
commit 00b7103078
1 changed files with 1 additions and 1 deletions
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kernel/extable.c
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@ -36,7 +36,7 @@ extern struct exception_table_entry __start___ex_table[];
extern struct exception_table_entry __stop___ex_table[];
/* Cleared by build time tools if the table is already sorted. */
u32 __initdata main_extable_sort_needed = 1;
u32 __initdata __visible main_extable_sort_needed = 1;
/* Sort the kernel's built-in exception table */
void __init sort_main_extable(void)