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xtensa: fix oprofile building as module

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Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Max Filippov 2013-02-25 19:01:33 +04:00 committed by Chris Zankel
parent c1be5a5b1b
commit 74f5bf029e
2 changed files with 6 additions and 3 deletions
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5
arch/xtensa/kernel/xtensa_ksyms.c
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@ -119,3 +119,8 @@ EXPORT_SYMBOL(outsl);
EXPORT_SYMBOL(insb);
EXPORT_SYMBOL(insw);
EXPORT_SYMBOL(insl);
extern long common_exception_return;
extern long _spill_registers;
EXPORT_SYMBOL(common_exception_return);
EXPORT_SYMBOL(_spill_registers);

4
arch/xtensa/oprofile/backtrace.c
View File

@ -132,9 +132,7 @@ static void xtensa_backtrace_kernel(struct pt_regs *regs, unsigned int depth)
pc = MAKE_PC_FROM_RA(a0, pc);
/* Add the PC to the trace. */
if (kernel_text_address(pc))
oprofile_add_trace(pc);
oprofile_add_trace(pc);
if (pc == (unsigned long) &common_exception_return) {
regs = (struct pt_regs *)a1;
if (user_mode(regs)) {