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

[David Hildenbrand (Red Hat)]

On 1/6/26 10:26, Michal Hocko wrote:
> 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@xxxxxxxxxxxxx>
> > ---
> >   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.

But please do so in the patch description, where the maximum should 
usually be 72 characters per line. :)

--
Cheers

David