Re: [PATCH RESEND] kernel/fork: Update obsolete use_mm references to kthread_use_mm

[Michal Hocko <mhocko@suse.com>]

On Tue 06-01-26 07:05:28, mingzhu.wang(王明珠) wrote:
> The comment for get_task_mm() in kernel/fork.c incorrectly references the deprecated function `use_mm()`, which has been renamed to `kthread_use_mm()` in kernel/kthread.c.
> This patch updates the documentation to reflect the current function names, ensuring accuracy when developers refer to the kernel thread memory context API.
> No functional changes were introduced.
> 
> Signed-off-by: mingzhu.wang <mingzhu.wang@transsion.com>
> ---
>  kernel/fork.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/fork.c b/kernel/fork.c index c4ada32598bd..64e228c541bc 100644
> --- a/kernel/fork.c
> +++ b/kernel/fork.c
> @@ -1312,7 +1312,7 @@ struct file *get_task_exe_file(struct task_struct *task)
>   * @task: The task.
>   *
>   * Returns %NULL if the task has no mm.  Checks PF_KTHREAD (meaning
> - * this kernel workthread has transiently adopted a user mm with use_mm,
> + * this kernel workthread has transiently adopted a user mm with 
> + kthread_use_mm,

Please do not wrap the line here.

>   * to do its AIO) is not set and if so returns a reference to it, after
>   * bumping up the use count.  User must release the mm via mmput()
>   * after use.  Typically used by /proc and ptrace.
> --
> 2.34.1

-- 
Michal Hocko
SUSE Labs