Messages in this thread Patch in this message | | | From | Joerg Roedel <> | Subject | [PATCH 03/12] iommu/amd: Don't disable IRQs in __detach_device | Date | Tue, 20 Oct 2015 17:33:36 +0200 |
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From: Joerg Roedel <jroedel@suse.de>
This function is already called with IRQs disabled already. So no need to disable them again.
Signed-off-by: Joerg Roedel <jroedel@suse.de> --- 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
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