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| author | Pekka Enberg <penberg@kernel.org> | 2013-06-06 21:35:04 +0300 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2013-06-06 21:35:04 +0300 |
| commit | d494ba1ecd6286f7fa2102b0e99a308de839a84f (patch) | |
| tree | 7e84869d92f33c8d5e474573017b51d7a6797055 | |
| parent | a49d3cbbe251617942ed45d47a153ab156b6e488 (diff) | |
| download | jato-d494ba1ecd6286f7fa2102b0e99a308de839a84f.tar.gz | |
x86-64: Add stack alignment assert() to native_call_gp()
Signed-off-by: Pekka Enberg <penberg@kernel.org>
| -rw-r--r-- | arch/x86/call.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/call.c b/arch/x86/call.c index 61c6914c..bc20d261 100644 --- a/arch/x86/call.c +++ b/arch/x86/call.c @@ -200,6 +200,8 @@ static unsigned long native_call_gp(struct vm_method *method, stack_size = stack_count * sizeof(unsigned long); + assert((stack_size % X86_STACK_ALIGN) == 0); + __asm__ volatile ( /* Copy stack arguments onto the stack. */ " movq %[stack], %%rsi \n" |