Messages in this thread | | | Subject | Re: [PATCH v18 1/3] proc: add /proc/<pid>/arch_status | From | "Li, Aubrey" <> | Date | Mon, 27 May 2019 15:16:11 +0800 |
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On 2019/5/24 11:18, Andrew Morton wrote: > On Thu, 25 Apr 2019 22:32:17 +0800 Aubrey Li <aubrey.li@linux.intel.com> wrote: > >> The architecture specific information of the running processes >> could be useful to the userland. Add /proc/<pid>/arch_status >> interface support to examine process architecture specific >> information externally. > > I'll give this an > > Acked-by: Andrew Morton <akpm@linux-foundation.org>
Thanks!
> > from a procfs POV and shall let the x86 maintainers worry about it. > > I must say I'm a bit surprised that we don't already provide some form > of per-process CPU-specific info anywhere in procfs. Something to > piggy-back this onto. But I can't find such a thing. > > I assume we've already discussed why this is a new procfs file rather > than merely a new line in /proc/<pid>/status. If so, please add the > reasoning to the changelog. If not, please discuss now ;) >
Andy and Thomas may want to give more comments. The discussion was that we don't want /proc/PID/status to be different on different architectures. It would be better to separate the arch staff into its own file /proc/PID/ arch_status and make sure that everything in it is namespaced.
Thanks, -Aubrey
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