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dma: idxd: use DEFINE_MUTEX() for mutex lock

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mutex lock can be initialized automatically with DEFINE_MUTEX()
rather than explicitly calling mutex_init().

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Acked-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20201224132254.30961-1-zhengyongjun3@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Zheng Yongjun 2020-12-24 21:22:54 +08:00 committed by Vinod Koul
parent 33cb6d1ed3
commit e2fcd6e427
1 changed files with 1 additions and 2 deletions
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3
drivers/dma/idxd/init.c
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@ -31,7 +31,7 @@ MODULE_AUTHOR("Intel Corporation");
bool support_enqcmd;
static struct idr idxd_idrs[IDXD_TYPE_MAX];
static struct mutex idxd_idr_lock;
static DEFINE_MUTEX(idxd_idr_lock);
static struct pci_device_id idxd_pci_tbl[] = {
/* DSA ver 1.0 platforms */
@ -544,7 +544,6 @@ static int __init idxd_init_module(void)
else
support_enqcmd = true;
mutex_init(&idxd_idr_lock);
for (i = 0; i < IDXD_TYPE_MAX; i++)
idr_init(&idxd_idrs[i]);