The per-device MSI allocation calculation in pseries_irq_domain_alloc()
is clearly wrong. It can still happen to work when nr_irqs is 1.
Correct it.
Fixes: c0215e2d72de ("powerpc/pseries: Fix MSI-X allocation failure when quota
is exceeded")
Cc: [email protected]
Signed-off-by: Nam Cao <[email protected]>
---
arch/powerpc/platforms/pseries/msi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/pseries/msi.c
b/arch/powerpc/platforms/pseries/msi.c
index 64ffc6476ad6..8285b9a29fbf 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -605,7 +605,7 @@ static int pseries_irq_domain_alloc(struct irq_domain
*domain, unsigned int virq
&pseries_msi_irq_chip,
pseries_dev);
}
- pseries_dev->msi_used++;
+ pseries_dev->msi_used += nr_irqs;
return 0;
out:
--
2.47.3
