Re: [PATCH v2 -next] misc: ocxl: use DEFINE_MUTEX() for mutex lock
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From: Frederic Barrat <hidden>
Date: 2021-01-04 08:51:15
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On 24/12/2020 14:24, Zheng Yongjun wrote:
mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init(). Signed-off-by: Zheng Yongjun <redacted> ---
Thanks! Acked-by: Frederic Barrat <redacted>
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drivers/misc/ocxl/file.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c index 4d1b44de1492..e70525eedaae 100644 --- a/drivers/misc/ocxl/file.c +++ b/drivers/misc/ocxl/file.c@@ -15,7 +15,7 @@ static dev_t ocxl_dev; static struct class *ocxl_class; -static struct mutex minors_idr_lock; +static DEFINE_MUTEX(minors_idr_lock); static struct idr minors_idr; static struct ocxl_file_info *find_and_get_file_info(dev_t devno)@@ -588,7 +588,6 @@ int ocxl_file_init(void) { int rc; - mutex_init(&minors_idr_lock); idr_init(&minors_idr); rc = alloc_chrdev_region(&ocxl_dev, 0, OCXL_NUM_MINORS, "ocxl");