Re: [PATCH v9 1/3] /proc/pid/status: Add support for architecture specific output

From: Thomas Gleixner
Date: Tue Feb 12 2019 - 03:15:37 EST


On Tue, 12 Feb 2019, Thomas Gleixner wrote:

> On Tue, 12 Feb 2019, Aubrey Li wrote:
>
> > The architecture specific information of the running processes could
> > be useful to the userland. Add support to examine process architecture
> > specific information externally.
> >
> > Signed-off-by: Aubrey Li <aubrey.li@xxxxxxxxxxxxxxx>
> > Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> > Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> > Cc: Tim Chen <tim.c.chen@xxxxxxxxxxxxxxx>
> > Cc: Dave Hansen <dave.hansen@xxxxxxxxx>
> > Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
> > ---
> > fs/proc/array.c | 5 +++++
> > 1 file changed, 5 insertions(+)
> >
> > diff --git a/fs/proc/array.c b/fs/proc/array.c
> > index 0ceb3b6b37e7..d8cb5b5fd7bb 100644
> > --- a/fs/proc/array.c
> > +++ b/fs/proc/array.c
> > @@ -392,6 +392,10 @@ static inline void task_core_dumping(struct seq_file *m, struct mm_struct *mm)
> > seq_putc(m, '\n');
> > }
> >
> > +void __weak arch_proc_pid_status(struct seq_file *m, struct task_struct *task)
> > +{
> > +}
>
> This still lacks a prototype.

Aside of that this doesn't apply to tip or Linus tree....

Thanks,

tglx