From d28d4ad2a1aef27458b3383725bb179beb8d015c Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 29 Jul 2021 23:51:46 +0200
Subject: [PATCH] PCI/MSI: Use msi_mask_irq() in pci_msi_shutdown()
Git-commit: d28d4ad2a1aef27458b3383725bb179beb8d015c
Patch-mainline: v5.14-rc6
References: git-fixes
No point in using the raw write function from shutdown. Preparatory change
to introduce proper serialization for the msi_desc::masked cache.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20210729222542.674391354@linutronix.de
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/pci/msi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -903,7 +903,7 @@ static void pci_msi_shutdown(struct pci_
/* Return the device with MSI unmasked as initial states */
mask = msi_mask(desc->msi_attrib.multi_cap);
- __pci_msi_desc_mask_irq(desc, mask, 0);
+ msi_mask_irq(desc, mask, 0);
/* Restore dev->irq to its default pin-assertion irq */
dev->irq = desc->msi_attrib.default_irq;