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powerpc: Build-time sort the exception table 

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin 2016-10-13 16:42:55 +11:00 committed by Michael Ellerman
parent 61a92f7031
commit 5b9ff02785
3 changed files with 3 additions and 4 deletions
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1
arch/powerpc/Kconfig
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@ -80,6 +80,7 @@ config ARCH_HAS_DMA_SET_COHERENT_MASK
config PPC
bool
default y
select BUILDTIME_EXTABLE_SORT
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_MIGHT_HAVE_PC_SERIO
select BINFMT_ELF

4
arch/powerpc/include/asm/module.h
View File

@ -90,10 +90,6 @@ static inline int module_finalize_ftrace(struct module *mod, const Elf_Shdr *sec
}
#endif
struct exception_table_entry;
void sort_ex_table(struct exception_table_entry *start,
struct exception_table_entry *finish);
#if defined(CONFIG_MODVERSIONS) && defined(CONFIG_PPC64)
#define ARCH_RELOCATES_KCRCTAB
#define reloc_start PHYSICAL_START

2
scripts/sortextable.c
View File

@ -316,6 +316,8 @@ do_file(char const *const fname)
case EM_S390:
case EM_AARCH64:
case EM_PARISC:
case EM_PPC:
case EM_PPC64:
custom_sort = sort_relative_table;
break;
case EM_ARCOMPACT: