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authorAndi Kleen <ak@suse.de>2006-12-07 02:14:13 +0100
committerAndi Kleen <andi@basil.nowhere.org>2006-12-07 02:14:13 +0100
commita0429d0d7a6116dedcb71d9128da904bf135f189 (patch)
tree4d27c96155b63b7bb4a17e189482200e2f4e49fd /arch/x86_64
parent359ad0d4015a9ab39243f2ebc4eb07915bd618b2 (diff)
downloadlinux-linaro-stable-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')
-rw-r--r--arch/x86_64/kernel/traps.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 4fdd162f0bef..a1641ffdffcf 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