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SubjectRe: [PATCH -next] dlm: use DEFINE_MUTEX() for mutex lock
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两个标题一样的可以合并

在 2021/4/9 17:51, Ye Bin 写道:
> mutex lock can be initialized automatically with DEFINE_MUTEX()
> rather than explicitly calling mutex_init().
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Ye Bin <yebin10@huawei.com>
> ---
> fs/dlm/lockspace.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
> index c14cf2b7faab..fa3ae801aa43 100644
> --- a/fs/dlm/lockspace.c
> +++ b/fs/dlm/lockspace.c
> @@ -26,7 +26,7 @@
> #include "ast.h"
>
> static int ls_count;
> -static struct mutex ls_lock;
> +static DEFINE_MUTEX(ls_lock);
> static struct list_head lslist;
> static spinlock_t lslist_lock;
> static struct task_struct * scand_task;
> @@ -231,7 +231,6 @@ static const struct kset_uevent_ops dlm_uevent_ops = {
> int __init dlm_lockspace_init(void)
> {
> ls_count = 0;
> - mutex_init(&ls_lock);
> INIT_LIST_HEAD(&lslist);
> spin_lock_init(&lslist_lock);
>
>

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