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powerpc/modules: Create module_trampoline_target()

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ftrace has way too much knowledge of our kernel module trampoline
layout hidden inside it. Create module_trampoline_target() that gives
the target address of a kernel module trampoline.

Signed-off-by: Anton Blanchard <anton@samba.org>
This commit is contained in:
Anton Blanchard
2014-04-04 15:58:42 +11:00
parent 83775b8566
commit dd9fa16250
2 changed files with 31 additions and 0 deletions
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arch/powerpc/include/asm/module.h
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@@ -79,6 +79,8 @@ struct mod_arch_specific {
#endif
bool is_module_trampoline(u32 *insns);
int module_trampoline_target(struct module *mod, u32 *trampoline,
unsigned long *target);
struct exception_table_entry;
void sort_ex_table(struct exception_table_entry *start,