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-rw-r--r--arch/powerpc/sysdev/fsl_msi.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index 178c99427b1c..ab02db3d02d8 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -333,6 +333,8 @@ static int fsl_of_msi_remove(struct platform_device *ofdev)
return 0;
}
+static struct lock_class_key fsl_msi_irq_class;
+
static int fsl_msi_setup_hwirq(struct fsl_msi *msi, struct platform_device *dev,
int offset, int irq_index)
{
@@ -351,7 +353,7 @@ static int fsl_msi_setup_hwirq(struct fsl_msi *msi, struct platform_device *dev,
dev_err(&dev->dev, "No memory for MSI cascade data\n");
return -ENOMEM;
}
-
+ irq_set_lockdep_class(virt_msir, &fsl_msi_irq_class);
msi->msi_virqs[irq_index] = virt_msir;
cascade_data->index = offset;
cascade_data->msi_data = msi;
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