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authorDavid S. Miller <davem@sunset.davemloft.net>2006-02-15 01:18:19 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-20 01:13:02 -0800
commitab66a50e31deb48b0444c248e67e5aa3217efda5 (patch)
treedd36ad6f69abe7a15eb2f990840512c803e980f7 /arch
parent7c3514e4501565d76f9e4dec43e1fc17389f4811 (diff)
[SPARC64]: Two IRQ handling fixes.
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc64/kernel/irq.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index c786d2549bc..4d9931d124a 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -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;