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Message-ID: <20211206210224.265589103@linutronix.de>
Date: Mon, 6 Dec 2021 23:27:36 +0100 (CET)
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Bjorn Helgaas <helgaas@...nel.org>, Marc Zygnier <maz@...nel.org>,
Alex Williamson <alex.williamson@...hat.com>,
Kevin Tian <kevin.tian@...el.com>,
Jason Gunthorpe <jgg@...dia.com>,
Megha Dey <megha.dey@...el.com>,
Ashok Raj <ashok.raj@...el.com>, linux-pci@...r.kernel.org,
Cedric Le Goater <clg@...d.org>,
Juergen Gross <jgross@...e.com>,
Michael Ellerman <mpe@...erman.id.au>,
Paul Mackerras <paulus@...ba.org>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
linuxppc-dev@...ts.ozlabs.org,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
linux-mips@...r.kernel.org, Kalle Valo <kvalo@...eaurora.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
sparclinux@...r.kernel.org, x86@...nel.org,
xen-devel@...ts.xenproject.org, ath11k@...ts.infradead.org,
Wei Liu <wei.liu@...nel.org>, linux-hyperv@...r.kernel.org,
Christian Borntraeger <borntraeger@...ibm.com>,
Heiko Carstens <hca@...ux.ibm.com>
Subject: [patch V2 08/23] PCI/sysfs: Use pci_irq_vector()
instead of fiddling with msi descriptors.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Tested-by: Juergen Gross <jgross@...e.com>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
---
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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