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| author |   Jiang Liu <jiang.liu@linux.intel.com> | 2014-06-10 14:16:27 +0800 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2014-06-21 23:05:44 +0200 |
| commit | 6a38fa0e3c94dfd1394a71a2d47c9c4d47367374 (patch) | |
| tree | 467a9e2bab59c23c4c0659d3d950720ce4b7c729 /drivers/acpi/pci_irq.c | |
| parent | x86, irq: Introduce helper functions to release IOAPIC pin (diff) | |
| download | linux-dev-6a38fa0e3c94dfd1394a71a2d47c9c4d47367374.tar.xz linux-dev-6a38fa0e3c94dfd1394a71a2d47c9c4d47367374.zip | |
x86, irq, ACPI: Release IOAPIC pin when PCI device is disabled
Release IOAPIC pin associated with PCI device when the PCI device
is disabled.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Link: http://lkml.kernel.org/r/1402380987-32577-1-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/acpi/pci_irq.c')
| -rw-r--r-- | drivers/acpi/pci_irq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index 9c62340c2360..6ba463ceccc6 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -498,5 +498,6 @@ void acpi_pci_irq_disable(struct pci_dev *dev) */ dev_dbg(&dev->dev, "PCI INT %c disabled\n", pin_name(pin)); - acpi_unregister_gsi(gsi); + if (gsi >= 0 && dev->irq > 0) + acpi_unregister_gsi(gsi); } |