From: Joerg Roedel <[email protected]> This function is already called with IRQs disabled already. So no need to disable them again.
Signed-off-by: Joerg Roedel <[email protected]> --- drivers/iommu/amd_iommu.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index b86c5f0..54e0862 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2198,18 +2198,17 @@ static int attach_device(struct device *dev, static void __detach_device(struct iommu_dev_data *dev_data) { struct protection_domain *domain; - unsigned long flags; if (WARN_ON(!dev_data->domain)) return; domain = dev_data->domain; - spin_lock_irqsave(&domain->lock, flags); + spin_lock(&domain->lock); do_detach(dev_data); - spin_unlock_irqrestore(&domain->lock, flags); + spin_unlock(&domain->lock); } /* -- 1.9.1 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
