From: David Gibson <dwg@au1.ibm.com>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: paulus@samba.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org
Subject: Re: [PATCH -V7 04/10] powerpc: Update find_linux_pte_or_hugepte to handle transparent hugepages
Date: Fri, 3 May 2013 14:53:23 +1000 [thread overview]
Message-ID: <20130503045323.GP13041@truffula.fritz.box> (raw)
In-Reply-To: <1367178711-8232-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
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On Mon, Apr 29, 2013 at 01:21:45AM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
What's the difference in meaning between pmd_huge() and pmd_large()?
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> ---
> arch/powerpc/mm/hugetlbpage.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
> index 8601f2d..081c001 100644
> --- a/arch/powerpc/mm/hugetlbpage.c
> +++ b/arch/powerpc/mm/hugetlbpage.c
> @@ -954,7 +954,7 @@ pte_t *find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, unsigned *shift
> pdshift = PMD_SHIFT;
> pm = pmd_offset(pu, ea);
>
> - if (pmd_huge(*pm)) {
> + if (pmd_huge(*pm) || pmd_large(*pm)) {
> ret_pte = (pte_t *) pm;
> goto out;
> } else if (is_hugepd(pm))
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2013-05-03 5:30 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-28 19:51 [PATCH -V7 00/10] THP support for PPC64 (Patchset 2) Aneesh Kumar K.V
2013-04-28 19:51 ` [PATCH -V7 01/10] powerpc/THP: Double the PMD table size for THP Aneesh Kumar K.V
2013-05-03 3:21 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 02/10] powerpc/THP: Implement transparent hugepages for ppc64 Aneesh Kumar K.V
2013-05-03 4:52 ` David Gibson
2013-05-03 8:19 ` Benjamin Herrenschmidt
2013-05-03 11:54 ` David Gibson
2013-05-03 13:00 ` Benjamin Herrenschmidt
2013-05-03 18:54 ` Aneesh Kumar K.V
2013-05-04 19:14 ` Aneesh Kumar K.V
2013-05-04 21:39 ` Benjamin Herrenschmidt
2013-05-06 1:28 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 03/10] powerpc: move find_linux_pte_or_hugepte and gup_hugepte to common code Aneesh Kumar K.V
2013-04-28 19:51 ` [PATCH -V7 04/10] powerpc: Update find_linux_pte_or_hugepte to handle transparent hugepages Aneesh Kumar K.V
2013-05-03 4:53 ` David Gibson [this message]
2013-05-03 18:58 ` Aneesh Kumar K.V
2013-05-04 6:28 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 05/10] powerpc: Replace find_linux_pte with find_linux_pte_or_hugepte Aneesh Kumar K.V
2013-05-03 4:56 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 06/10] powerpc: Update gup_pmd_range to handle transparent hugepages Aneesh Kumar K.V
2013-05-03 4:57 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 07/10] powerpc/THP: Add code to handle HPTE faults for large pages Aneesh Kumar K.V
2013-05-03 5:13 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 08/10] powerpc/THP: Enable THP on PPC64 Aneesh Kumar K.V
2013-05-03 5:15 ` David Gibson
2013-05-03 18:49 ` Aneesh Kumar K.V
2013-05-05 8:59 ` David Gibson
2013-04-28 19:51 ` [PATCH -V7 09/10] powerpc: Optimize hugepage invalidate Aneesh Kumar K.V
2013-05-03 5:28 ` David Gibson
2013-05-03 19:05 ` Aneesh Kumar K.V
2013-05-03 21:54 ` Benjamin Herrenschmidt
2013-04-28 19:51 ` [PATCH -V7 10/10] powerpc: disable assert_pte_locked Aneesh Kumar K.V
2013-05-03 5:30 ` David Gibson
2013-05-03 19:07 ` Aneesh Kumar K.V
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