Commit 106650f1 authored by Zheng Yongjun's avatar Zheng Yongjun Committed by Joerg Roedel
Browse files

iommu/amd: Use DEFINE_SPINLOCK() for spinlock 



Spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Signed-off-by: default avatarZheng Yongjun <zhengyongjun3@huawei.com>
Link: https://lore.kernel.org/r/20201228135112.28621-1-zhengyongjun3@huawei.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent f8993dc6

drivers/iommu/amd/iommu_v2.c

+1 −3
Original line number Diff line number Diff line
@@ -77,7 +77,7 @@ struct fault { 
};



static LIST_HEAD(state_list);

static spinlock_t state_lock;

static DEFINE_SPINLOCK(state_lock);



static struct workqueue_struct *iommu_wq;
@@ -938,8 +938,6 @@ static int __init amd_iommu_v2_init(void) 
		return 0;

	}



	spin_lock_init(&state_lock);



	ret = -ENOMEM;

	iommu_wq = alloc_workqueue("amd_iommu_v2", WQ_MEM_RECLAIM, 0);

	if (iommu_wq == NULL)