x86: update canary handling during switch

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Impact: cleanup

In switch_to(), instead of taking offset to irq_stack_union.stack,
make it a proper percpu access using __percpu_arg() and per_cpu_var().

Signed-off-by: Tejun Heo <tj@kernel.org>

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Tejun Heo 2009-01-21 17:26:05 +09:00

parent 8f5d36ed5b

commit 67e68bde02

1 changed files with 9 additions and 6 deletions

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arch/x86/include/asm/system.h

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