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x86-32: Allocate irq stacks seperate from percpu area

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The percpu allocator cannot handle alignments larger than one
page. Allocate the irq stacks seperately, and only keep the
pointers as percpu data.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: tj@kernel.org
LKML-Reference: <1288158182-1753-1-git-send-email-brgerst@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Brian Gerst
2010-10-27 01:43:02 -04:00
committed by Ingo Molnar
parent 610470ce80
commit 22d4cd4c4d
3 changed files with 2 additions and 13 deletions
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arch/x86/include/asm/irq.h
-2
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@@ -21,10 +21,8 @@ static inline int irq_canonicalize(int irq)
#ifdef CONFIG_X86_32
extern void irq_ctx_init(int cpu);
extern void irq_ctx_exit(int cpu);
#else
# define irq_ctx_init(cpu) do { } while (0)
# define irq_ctx_exit(cpu) do { } while (0)
#endif
#define __ARCH_HAS_DO_SOFTIRQ