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(parent: 8f5d36e) | patch
x86: update canary handling during switch
authorTejun Heo <tj@kernel.org>
Wed, 21 Jan 2009 08:26:05 +0000 (17:26 +0900)
committerTejun Heo <tj@kernel.org>
Wed, 21 Jan 2009 08:26:05 +0000 (17:26 +0900)
commit67e68bde02fe783efc2ce2ca31bdb992f5235f8d
tree9dafb5703ff8012920673d448889c6ba4809e871tree | snapshot (tar.gz zip)
parent8f5d36ed5bb6e33024619eaee15b7ce2e3d115b3commit | diff
x86: update canary handling during switch

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>
arch/x86/include/asm/system.h diff | blob | blame | history