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Re: lib/54135: sparc userland can not deal with 8k page size
In article <20190425142001.D54517A1CF%mollari.NetBSD.org@localhost>,
Martin Husemann <gnats-bugs%netbsd.org@localhost> wrote:
>The following reply was made to PR lib/54135; it has been noted by GNATS.
>From: Martin Husemann <martin%duskware.de@localhost>
>To: Christos Zoulas <christos%zoulas.com@localhost>
>Subject: Re: lib/54135: sparc userland can not deal with 8k page size
>Date: Thu, 25 Apr 2019 16:17:50 +0200
> On Thu, Apr 25, 2019 at 07:39:41AM -0400, Christos Zoulas wrote:
> > This is proving a tough nut to crack. Perhaps going at it backwards
>is easier (revert all of it and assign os_page = PAGE after the first
> I think we are doing it wrong. The comments in jemalloc code all seem to
> suggest that the real page size must be <= the PAGE define, but we are
> #define LG_PAGE MIN_PAGE_SHIFT
> instead of MAX_PAGE_SHIFT. Why is it this way around?
> This issue should also break userland on Sun4 systems (i.e. not only on
> sparc64 kernels).
We used to have it MAX_PAGE_SHIFT:
perhaps we can go back to it and relax that constraint...
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