AcoSail/kernel_optimize_test
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[PATCH] x86-64: Remove unwind stack pointer alignment forcing again

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This was added as a workaround for the fallback unwinder not supporting
unaligned stack pointers properly. But now it was fixed to do that,
so it's not needed anymore

Cc: mingo@elte.hu
Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Andi Kleen 2006-12-07 02:14:13 +01:00 committed by Andi Kleen
parent 359ad0d401
commit a0429d0d7a
1 changed files with 0 additions and 6 deletions
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arch/x86_64/kernel/traps.c
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@ -309,12 +309,6 @@ void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
if (tsk && tsk != current)
stack = (unsigned long *)tsk->thread.rsp;
}
/*
* Align the stack pointer on word boundary, later loops
* rely on that (and corruption / debug info bugs can cause
* unaligned values here):
*/
stack = (unsigned long *)((unsigned long)stack & ~(sizeof(long)-1));
/*
* Print function call entries within a stack. 'cond' is the