Commit 435bbb46 authored May 20, 2014 by Yijing Wang Committed by Joerg Roedel Jul 04, 2014

iommu/vt-d: Clear the redundant assignment in dmar_enable_qi



__dmar_enable_qi() will initialize free_head,free_tail and
free_cnt for q_inval. Remove the redundant initialization
in dmar_enable_qi().

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

parent 3a74ca01

drivers/iommu/dmar.c

+0 −3

Original line number	Original line	Diff line number	Diff line
	@@ -1339,9 +1339,6 @@ int dmar_enable_qi(struct intel_iommu *iommu)
	return -ENOMEM;		return -ENOMEM;
	}		}

	qi->free_head = qi->free_tail = 0;
	qi->free_cnt = QI_LENGTH;

	raw_spin_lock_init(&qi->q_lock);		raw_spin_lock_init(&qi->q_lock);

	__dmar_enable_qi(iommu);		__dmar_enable_qi(iommu);