linux-kernel - [PATCH] pcie AER: don't check

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Date:	Tue, 11 Dec 2007 20:13:48 -0800
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] pcie AER: don't check _OSC when acpi is disabled

[PATCH] pcie AER: don't check _OSC when acpi is disabled

when acpi=off and pci=nomsi, don't check _OSC in aer_osc_setup

Signed-off-by: Yinghai Lu <yinghai.lu@....com>

diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 1a1eb45..dd38777 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -34,6 +34,9 @@ int aer_osc_setup(struct pcie_device *pciedev)
 	acpi_handle handle = DEVICE_ACPI_HANDLE(&pdev->dev);
 	struct pci_bus *parent;
 
+	if (acpi_pci_disabled)
+		return -1;
+
 	while (!handle) {
 		if (!pdev || !pdev->bus->parent)
 			break;
--
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