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[patch 08/22] PCI/sysfs: Use pci_irq_vector()
- To: LKML <linux-kernel@xxxxxxxxxxxxxxx>
- From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- Date: Sat, 27 Nov 2021 02:18:47 +0100 (CET)
- Cc: Bjorn Helgaas <helgaas@xxxxxxxxxx>, Marc Zygnier <maz@xxxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>, Jason Gunthorpe <jgg@xxxxxxxxxx>, Megha Dey <megha.dey@xxxxxxxxx>, Ashok Raj <ashok.raj@xxxxxxxxx>, linux-pci@xxxxxxxxxxxxxxx, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Paul Mackerras <paulus@xxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxxxxxxxx, Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>, linux-mips@xxxxxxxxxxxxxxx, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, sparclinux@xxxxxxxxxxxxxxx, x86@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, ath11k@xxxxxxxxxxxxxxxxxxx, Wei Liu <wei.liu@xxxxxxxxxx>, linux-hyperv@xxxxxxxxxxxxxxx, Juergen Gross <jgross@xxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>
- Delivery-date: Sat, 27 Nov 2021 01:18:52 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
instead of fiddling with msi descriptors.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
drivers/pci/pci-sysfs.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -62,11 +62,8 @@ static ssize_t irq_show(struct device *d
* For MSI, show the first MSI IRQ; for all other cases including
* MSI-X, show the legacy INTx IRQ.
*/
- if (pdev->msi_enabled) {
- struct msi_desc *desc = first_pci_msi_entry(pdev);
-
- return sysfs_emit(buf, "%u\n", desc->irq);
- }
+ if (pdev->msi_enabled)
+ return sysfs_emit(buf, "%u\n", pci_irq_vector(pdev, 0));
#endif
return sysfs_emit(buf, "%u\n", pdev->irq);
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