Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1332334
| From | "Maciej W. Rozycki" <macro@imgtec.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE |
| Date | 2016-02-11 20:40 +0100 |
| Message-ID | <r15fQ-4NX-13@gated-at.bofh.it> (permalink) |
| References | <pLOCu-7cN-17@gated-at.bofh.it> <r0Lh8-8gU-23@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, 10 Feb 2016, Paul Burton wrote:
> > diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
> > index 08318ec..4330315 100644
> > --- a/arch/mips/mm/tlb-r4k.c
> > +++ b/arch/mips/mm/tlb-r4k.c
> > @@ -486,6 +487,10 @@ static void r4k_tlb_configure(void)
> > * be set to fixed-size pages.
> > */
> > write_c0_pagemask(PM_DEFAULT_MASK);
> > + back_to_back_c0_hazard();
> > + if (read_c0_pagemask() != PM_DEFAULT_MASK)
> > + panic("MMU doesn't support PAGE_SIZE=0x%lx", PAGE_SIZE);
I think it would make sense to report here what the minimum/maximum page
size actually supported is, so that the users know what there might be
after.
Maciej
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Re: [PATCH] MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE Paul Burton <paul.burton@imgtec.com> - 2016-02-10 23:20 +0100
Re: [PATCH] MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE "Maciej W. Rozycki" <macro@imgtec.com> - 2016-02-11 20:40 +0100
Re: [PATCH] MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE Ralf Baechle <ralf@linux-mips.org> - 2016-02-12 12:00 +0100
Re: [PATCH] MIPS: tlb-r4k: panic if the MMU doesn't support PAGE_SIZE Ralf Baechle <ralf@linux-mips.org> - 2016-02-12 17:40 +0100
csiph-web