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| author | Andi Kleen <ak@suse.de> | 2006-12-07 02:14:13 +0100 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-12-07 02:14:13 +0100 |
| commit | a0429d0d7a6116dedcb71d9128da904bf135f189 (patch) | |
| tree | 4d27c96155b63b7bb4a17e189482200e2f4e49fd /arch/x86_64/kernel/traps.c | |
| parent | 359ad0d4015a9ab39243f2ebc4eb07915bd618b2 (diff) | |
| download | op-kernel-dev-a0429d0d7a6116dedcb71d9128da904bf135f189.zip op-kernel-dev-a0429d0d7a6116dedcb71d9128da904bf135f189.tar.gz | |
[PATCH] x86-64: Remove unwind stack pointer alignment forcing again
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>
Diffstat (limited to 'arch/x86_64/kernel/traps.c')
| -rw-r--r-- | arch/x86_64/kernel/traps.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c index 4fdd162..a1641ff 100644 --- a/arch/x86_64/kernel/traps.c +++ b/arch/x86_64/kernel/traps.c @@ -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 |
