* [PATCH -next] dma: idxd: use DEFINE_MUTEX (and mutex_init() had been too late)
@ 2020-12-23 14:12 Zheng Yongjun
0 siblings, 0 replies; only message in thread
From: Zheng Yongjun @ 2020-12-23 14:12 UTC (permalink / raw)
To: vkoul, dmaengine, linux-kernel; +Cc: dan.j.williams, Zheng Yongjun
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/dma/idxd/init.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index 0a4432b063b5..2297c93dd527 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -27,7 +27,7 @@ MODULE_AUTHOR("Intel Corporation");
#define DRV_NAME "idxd"
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 */
@@ -481,7 +481,6 @@ static int __init idxd_init_module(void)
pr_info("%s: Intel(R) Accelerator Devices Driver %s\n",
DRV_NAME, IDXD_DRIVER_VERSION);
- mutex_init(&idxd_idr_lock);
for (i = 0; i < IDXD_TYPE_MAX; i++)
idr_init(&idxd_idrs[i]);
--
2.22.0
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