From: Michael Ellerman <mpe@ellerman•id.au>
To: Scott Wood <scottwood@freescale•com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux•vnet.ibm.com>,
benh@kernel•crashing.org, paulus@samba•org,
linuxppc-dev@lists•ozlabs.org
Subject: Re: [PATCH 00/31] powerpc/mm: Update page table format for book3s 64
Date: Wed, 30 Sep 2015 11:44:31 +1000 [thread overview]
Message-ID: <1443577471.5103.4.camel@ellerman.id.au> (raw)
In-Reply-To: <1443458480.32298.173.camel@freescale.com>
On Mon, 2015-09-28 at 11:41 -0500, Scott Wood wrote:
> On Mon, 2015-09-28 at 10:26 +0530, Aneesh Kumar K.V wrote:
> > Scott Wood <scottwood@freescale•com> writes:
> > >
> > > In any case, "nohash" is the term used elsewhere.
> >
> > How about using swtlb ? (nohash always confused me, It would be nice to
> > be explict and us software tlb ?)
>
> I'd prefer nohash. Besides being existing practice (what's confusing about
> it?), e6500 is nohash but has a partial hw tlb, and 603 is considered hash
> despite having a software-loaded tlb.
It's not a great name because it describes what the MMU is *not*, rather than
what it *is*.
But it is the existing name, and there doesn't seem to be anything particular
common about the other MMUs that we can use as a name.
cheers
next prev parent reply other threads:[~2015-09-30 1:44 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-21 6:40 [PATCH 00/31] powerpc/mm: Update page table format for book3s 64 Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 01/31] powerpc/mm: move pte headers to book3s directory Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 02/31] powerpc/mm: move pte headers to book3s directory (part 2) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 03/31] powerpc/mm: make a separate copy for book3s Aneesh Kumar K.V
2015-09-21 21:58 ` Scott Wood
2015-09-22 6:42 ` Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 04/31] powerpc/mm: make a separate copy for book3s (part 2) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 05/31] powerpc/mm: Move hash specific pte width and other defines to book3s Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 06/31] powerpc/mm: Delete booke bits from book3s Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 07/31] powerpc/mm: Don't have generic headers introduce functions touching pte bits Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 08/31] powerpc/mm: Drop pte-common.h from BOOK3S 64 Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 09/31] powerpc/mm: Don't use pte_val as lvalue Aneesh Kumar K.V
2015-09-22 2:22 ` Scott Wood
2015-09-22 6:44 ` Aneesh Kumar K.V
2015-09-22 6:46 ` Scott Wood
2015-09-21 6:40 ` [PATCH 10/31] powerpc/mm: Don't use pmd_val, pud_val and pgd_val " Aneesh Kumar K.V
2015-09-22 2:23 ` Scott Wood
2015-09-22 6:45 ` Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 11/31] powerpc/mm: Move hash64 PTE bits from book3s/64/pgtable.h to hash.h Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 12/31] powerpc/mm: Move PTE bits from generic functions to hash64 functions Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 13/31] powerpc/booke: Move booke headers (part 1) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 14/31] powerpc/booke: Move booke headers (part 2) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 15/31] powerpc/booke: Move booke headers (part 3) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 16/31] powerpc/booke: Move booke headers (part 4) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 17/31] powerpc/booke: Move booke headers (part 5) Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 18/31] powerpc/mm: Increase the pte frag size Aneesh Kumar K.V
2015-09-21 8:14 ` Benjamin Herrenschmidt
2015-09-21 8:45 ` Aneesh Kumar K.V
2015-09-21 11:06 ` Benjamin Herrenschmidt
2015-09-21 11:53 ` Aneesh Kumar K.V
2015-09-23 21:37 ` Benjamin Herrenschmidt
2015-09-28 4:55 ` Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 19/31] powerpc/mm: Convert 4k hash insert to C Aneesh Kumar K.V
2015-09-21 8:16 ` Benjamin Herrenschmidt
2015-09-21 8:57 ` Aneesh Kumar K.V
2015-09-29 8:13 ` Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 20/31] powerpc/mm: update __real_pte to take address as argument Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 21/31] powerpc/mm: make pte page hash index slot 8 bits Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 22/31] powerpc/mm: Don't track subpage valid bit in pte_t Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 23/31] powerpc/mm: Increase the width of #define Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 24/31] powerpc/mm: Convert __hash_page_64K to C Aneesh Kumar K.V
2015-09-23 13:56 ` Anshuman Khandual
2015-09-28 4:58 ` Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 25/31] powerpc/mm: Convert 4k insert from asm " Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 26/31] powerpc/mm: Remove the dependency on pte bit position in asm code Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 27/31] powerpc/mm: Add helper for converting pte bit to hpte bits Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 28/31] powerpc/mm: Move WIMG update to helper Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 29/31] powerpc/mm: Move hugetlb related headers Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 30/31] powerpc/mm: Move THP headers around Aneesh Kumar K.V
2015-09-21 6:40 ` [PATCH 31/31] powerpc/mm: Add a _PAGE_PTE bit Aneesh Kumar K.V
2015-09-21 21:48 ` [PATCH 00/31] powerpc/mm: Update page table format for book3s 64 Scott Wood
2015-09-22 6:48 ` Aneesh Kumar K.V
2015-09-22 6:57 ` Scott Wood
2015-09-28 4:56 ` Aneesh Kumar K.V
2015-09-28 16:41 ` Scott Wood
2015-09-30 1:44 ` Michael Ellerman [this message]
2015-09-29 0:12 ` Benjamin Herrenschmidt
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