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authorRobert P. J. Day <rpjday@mindspring.com>2007-07-11 21:41:52 -0400
committerPaul Mundt <lethal@linux-sh.org>2007-07-11 21:41:52 -0400
commitbdf4fa536ba5c6eff125f18231d54e227b1f3629 (patch)
treec87516be363f77d28f2f041f1d9eecc8ba638c93 /arch
parente181127a7a12c5d8e29afa19d235b53bf4140cb3 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/kernel/irq.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 27b923c45b3d..27897798867a 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -158,15 +158,11 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
158} 158}
159 159
160#ifdef CONFIG_4KSTACKS 160#ifdef CONFIG_4KSTACKS
161/*
162 * These should really be __section__(".bss.page_aligned") as well, but
163 * gcc's 3.0 and earlier don't handle that correctly.
164 */
165static char softirq_stack[NR_CPUS * THREAD_SIZE] 161static char softirq_stack[NR_CPUS * THREAD_SIZE]
166 __attribute__((__aligned__(THREAD_SIZE))); 162 __attribute__((__section__(".bss.page_aligned")));
167 163
168static char hardirq_stack[NR_CPUS * THREAD_SIZE] 164static char hardirq_stack[NR_CPUS * THREAD_SIZE]
169 __attribute__((__aligned__(THREAD_SIZE))); 165 __attribute__((__section__(".bss.page_aligned")));
170 166
171/* 167/*
172 * allocate per-cpu stacks for hardirq and for softirq processing 168 * allocate per-cpu stacks for hardirq and for softirq processing