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    SubjectRe: [PATCH v9 1/3] /proc/pid/status: Add support for architecture specific output
    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@linux.intel.com>
    > Cc: Peter Zijlstra <peterz@infradead.org>
    > Cc: Andi Kleen <ak@linux.intel.com>
    > Cc: Tim Chen <tim.c.chen@linux.intel.com>
    > Cc: Dave Hansen <dave.hansen@intel.com>
    > Cc: Arjan van de Ven <arjan@linux.intel.com>
    > ---
    > 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.

    Thanks,

    tglx

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