luck/tmp_suning_uos_patched
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[SPARC64]: Two IRQ handling fixes.

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On SUN4V, force IRQ state to idle in enable_irq().  However,
I'm still not sure this is %100 correct.

Call add_interrupt_randomness() on SUN4V too.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-02-15 01:18:19 -08:00
parent 7c3514e450
commit ab66a50e31
1 changed files with 8 additions and 3 deletions
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11
arch/sparc64/kernel/irq.c
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@ -164,6 +164,10 @@ void enable_irq(unsigned int irq)
if (err != HV_EOK)
printk("sun4v_intr_setenabled(%x): err(%d)\n",
ino, err);
err = sun4v_intr_setstate(ino, HV_INTR_STATE_IDLE);
if (err != HV_EOK)
printk("sun4v_intr_setstate(%x): "
"err(%d)\n", ino, err);
} else {
if (tlb_type == cheetah || tlb_type == cheetah_plus) {
unsigned long ver;
@ -663,10 +667,11 @@ static void process_bucket(int irq, struct ino_bucket *bp, struct pt_regs *regs)
"err(%d)\n", ino, err);
} else {
upa_writel(ICLR_IDLE, bp->iclr);
/* Test and add entropy */
if (random & SA_SAMPLE_RANDOM)
add_interrupt_randomness(irq);
}
/* Test and add entropy */
if (random & SA_SAMPLE_RANDOM)
add_interrupt_randomness(irq);
}
out:
bp->flags &= ~IBF_INPROGRESS;