Thread (32 messages) 32 messages, 4 authors, 2021-03-30

Re: [PATCH v2 3/8] powerpc/xive: Remove useless check on XIVE_IPI_HW_IRQ

From: Greg Kurz <hidden>
Date: 2021-03-08 18:13:55

On Wed, 3 Mar 2021 18:48:52 +0100
Cédric Le Goater [off-list ref] wrote:
The IPI interrupt has its own domain now. Testing the HW interrupt
number is not needed anymore.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
Reviewed-by: Greg Kurz <redacted>
quoted hunk ↗ jump to hunk
 arch/powerpc/sysdev/xive/common.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
index e7783760d278..678680531d26 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c
@@ -1396,13 +1396,12 @@ static void xive_flush_cpu_queue(unsigned int cpu, struct xive_cpu *xc)
 		struct irq_desc *desc = irq_to_desc(irq);
 		struct irq_data *d = irq_desc_get_irq_data(desc);
 		struct xive_irq_data *xd;
-		unsigned int hw_irq = (unsigned int)irqd_to_hwirq(d);
 
 		/*
 		 * Ignore anything that isn't a XIVE irq and ignore
 		 * IPIs, so can just be dropped.
 		 */
-		if (d->domain != xive_irq_domain || hw_irq == XIVE_IPI_HW_IRQ)
+		if (d->domain != xive_irq_domain)
 			continue;
 
 		/*
  
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