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| author | Scott Williams <scwilliams@nvidia.com> | 2011-08-03 22:18:31 -0700 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:47:02 -0800 |
| commit | 20e0db1694cafa07e5451b5416819da3ead119fe (patch) | |
| tree | 109f64f133de19943279d2e48e760cd597cc87f0 /arch/arm/mach-tegra/sleep.S | |
| parent | 381b82041036f33f18a6a4a303e3a985baf24ab6 (diff) | |
ARM: tegra: power: Add stack frame debug checks
Tag the stack frame created by the CPU register context push
macro with a magic number and validate that magic number in
the register context pop macro to ensure that the stack
remains balanced and uncorrupted.
Change-Id: I6aa876496e30e6e70c0c60800c1b35d217595153
Signed-off-by: Scott Williams <scwilliams@nvidia.com>
Rebase-Id: R78eba17c256f03bdd6457ca3ebb1ecdba5632e60
Diffstat (limited to 'arch/arm/mach-tegra/sleep.S')
| -rw-r--r-- | arch/arm/mach-tegra/sleep.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/sleep.S b/arch/arm/mach-tegra/sleep.S index 23cecedc788a..9c62832dedf2 100644 --- a/arch/arm/mach-tegra/sleep.S +++ b/arch/arm/mach-tegra/sleep.S @@ -179,7 +179,7 @@ ENDPROC(tegra_cpu_suspend) */ ENTRY(tegra_cpu_save) - push_ctx_regs @ save context registers + push_ctx_regs r1 @ save context registers adr r3, tegra_cpu_resume @@ -230,7 +230,7 @@ tegra_cpu_resume: bl cpu_init - pop_ctx_regs @ restore context registers + pop_ctx_regs r1, r2 @ restore context registers mov pc, lr /* |