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sh: Update the alignment when 4K stacks are used. 

Use the newly added .bss.page_aligned section for aligning the stacks
rather than THREAD_SIZE.

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Robert P. J. Day 2007-07-12 10:41:52 +09:00 committed by Paul Mundt
parent e181127a7a
commit bdf4fa536b
1 changed files with 2 additions and 6 deletions
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8
arch/sh/kernel/irq.c
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@ -158,15 +158,11 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
}
#ifdef CONFIG_4KSTACKS
/*
* These should really be __section__(".bss.page_aligned") as well, but
* gcc's 3.0 and earlier don't handle that correctly.
*/
static char softirq_stack[NR_CPUS * THREAD_SIZE]
__attribute__((__aligned__(THREAD_SIZE)));
__attribute__((__section__(".bss.page_aligned")));
static char hardirq_stack[NR_CPUS * THREAD_SIZE]
__attribute__((__aligned__(THREAD_SIZE)));
__attribute__((__section__(".bss.page_aligned")));
/*
* allocate per-cpu stacks for hardirq and for softirq processing