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SubjectRe: [PATCH v5 2/2] mm: hugetlb: proc: add HugetlbPages field to /proc/PID/status
On Thu 20-08-15 23:34:51, Naoya Horiguchi wrote:
[...]
> > Reading a single file is, of course, easier but is it really worth the
> > additional code? I haven't really looked at the patch so I might be
> > missing something but what would be an advantage over reading
> > /proc/<pid>/smaps and extracting the information from there?
>
> My first idea was just "users should feel it useful", but permission as David
> commented sounds a good technical reason to me.

9 files changed, 112 insertions(+), 1 deletion(-)

is quite a lot especially when it touches hot paths like fork so it
better should have a good usecase. I have already asked in the other
email but is actually anybody requesting this? Nice to have is not
a good justification IMO.
--
Michal Hocko
SUSE Labs


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