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| author | Sonic Zhang <sonic.zhang@analog.com> | 2008-06-25 12:02:07 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-06-25 12:02:07 +0800 |
| commit | 71a7d1556264c1ad84b1bcf5f7a9cbc980b1e1fd (patch) | |
| tree | 097ce8578a566cdda9207dde1da1c3f70705728b /arch/blackfin | |
| parent | 543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff) | |
| download | op-kernel-dev-71a7d1556264c1ad84b1bcf5f7a9cbc980b1e1fd.zip op-kernel-dev-71a7d1556264c1ad84b1bcf5f7a9cbc980b1e1fd.tar.gz | |
Blackfin arch: fix bug - kernel boot fails when Spinlock and rw-lock debugging enabled
Initialize the lock of bad_irq_desc properly.
The content of irq_desc array is replaced by bad_irq_desc in blackfin
arch irqchip init code. So, do it properly as common irq init code.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/kernel/irqchip.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index 73647c1..07402f5 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -60,9 +60,14 @@ static struct irq_chip bad_chip = { }; static struct irq_desc bad_irq_desc = { + .status = IRQ_DISABLED, .chip = &bad_chip, .handle_irq = handle_bad_irq, .depth = 1, + .lock = __SPIN_LOCK_UNLOCKED(irq_desc->lock), +#ifdef CONFIG_SMP + .affinity = CPU_MASK_ALL +#endif }; int show_interrupts(struct seq_file *p, void *v) |
