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| author |   Thomas Gleixner <tglx@linutronix.de> | 2012-05-03 09:02:59 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2012-05-05 13:00:26 +0200 |
| commit | 293ef7b8288da79112276ddd53902aff75ce7494 (patch) | |
| tree | 46028d8e58952a98efbc7c038c5b9b6a2ff79ac2 /arch/tile/kernel/setup.c | |
| parent | sparc: Use generic init_task (diff) | |
| download | linux-dev-293ef7b8288da79112276ddd53902aff75ce7494.tar.xz linux-dev-293ef7b8288da79112276ddd53902aff75ce7494.zip | |
tile: Use generic init_task
Same code. Use the generic version. The special Makefile treatment is
pointless anyway as init_task.o contains only data which is handled by
the linker script. So no point on being treated like head text.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Chris Metcalf <cmetcalf@tilera.com>
Link: http://lkml.kernel.org/r/20120503085035.528129988@linutronix.de
Diffstat (limited to '')
| -rw-r--r-- | arch/tile/kernel/setup.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c index bff23f476110..98d80eb49ddb 100644 --- a/arch/tile/kernel/setup.c +++ b/arch/tile/kernel/setup.c @@ -61,6 +61,22 @@ unsigned long __initdata node_free_pfn[MAX_NUMNODES]; static unsigned long __initdata node_percpu[MAX_NUMNODES]; +/* + * per-CPU stack and boot info. + */ +DEFINE_PER_CPU(unsigned long, boot_sp) = + (unsigned long)init_stack + THREAD_SIZE; + +#ifdef CONFIG_SMP +DEFINE_PER_CPU(unsigned long, boot_pc) = (unsigned long)start_kernel; +#else +/* + * The variable must be __initdata since it references __init code. + * With CONFIG_SMP it is per-cpu data, which is exempt from validation. + */ +unsigned long __initdata boot_pc = (unsigned long)start_kernel; +#endif + #ifdef CONFIG_HIGHMEM /* Page frame index of end of lowmem on each controller. */ unsigned long __cpuinitdata node_lowmem_end_pfn[MAX_NUMNODES]; |