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| author |   Tejun Heo <tj@kernel.org> | 2009-01-20 12:29:19 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2009-01-20 12:29:19 +0900 |
| commit | b4a8f7a262e79ecb0b39beb1449af524a78887f8 (patch) | |
| tree | 57d583acc09285170a7a364e6fb4a42b1fec0a98 /arch/x86/kernel/head64.c | |
| parent | x86: cleanup stack protector (diff) | |
| download | linux-dev-b4a8f7a262e79ecb0b39beb1449af524a78887f8.tar.xz linux-dev-b4a8f7a262e79ecb0b39beb1449af524a78887f8.zip | |
x86: conditionalize stack canary handling in hot path
Impact: no unnecessary stack canary swapping during context switch
There's no point in moving stack_canary around during context switch
if it's not enabled. Conditionalize it.
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'arch/x86/kernel/head64.c')
0 files changed, 0 insertions, 0 deletions