iommu/amd: Properly initialize irq-table lock



Fixes a lockdep warning.

Cc: stable@vger.kernel.org # >= v3.7
Reviewed-by: Shuah Khan <shuahkhan@gmail.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>

parent 0dfedd61

drivers/iommu/amd_iommu.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -3930,6 +3930,9 @@ static struct irq_remap_table *get_irq_table(u16 devid, bool ioapic)
		if (!table)
		goto out;

		/* Initialize table spin-lock */
		spin_lock_init(&table->lock);

		if (ioapic)
		/* Keep the first 32 indexes free for IOAPIC interrupts */
		table->min_index = 32;