From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: David Gibson <dwg@au1.ibm.com>
Cc: paulus@samba.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org
Subject: Re: [PATCH -V5 12/25] powerpc: Return all the valid pte ecndoing in KVM_PPC_GET_SMMU_INFO ioctl
Date: Thu, 11 Apr 2013 10:41:57 +0530 [thread overview]
Message-ID: <874nfdodlu.fsf@linux.vnet.ibm.com> (raw)
In-Reply-To: <20130411032447.GU8165@truffula.fritz.box>
David Gibson <dwg@au1.ibm.com> writes:
> On Thu, Apr 04, 2013 at 11:27:50AM +0530, Aneesh Kumar K.V wrote:
>> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
>
> Surely this can't be correct until the KVM H_ENTER implementation is
> updated to cope with the MPSS page sizes.
Why ? We are returning info regarding penc values for different
combination. I would guess qemu to only use info related to base page
size. Rest it can ignore right ?. Obviously i haven't tested this
part. So let me know if I should drop this ?
-aneesh
WARNING: multiple messages have this Message-ID (diff)
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: David Gibson <dwg@au1.ibm.com>
Cc: benh@kernel.crashing.org, paulus@samba.org, linux-mm@kvack.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH -V5 12/25] powerpc: Return all the valid pte ecndoing in KVM_PPC_GET_SMMU_INFO ioctl
Date: Thu, 11 Apr 2013 10:41:57 +0530 [thread overview]
Message-ID: <874nfdodlu.fsf@linux.vnet.ibm.com> (raw)
In-Reply-To: <20130411032447.GU8165@truffula.fritz.box>
David Gibson <dwg@au1.ibm.com> writes:
> On Thu, Apr 04, 2013 at 11:27:50AM +0530, Aneesh Kumar K.V wrote:
>> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
>
> Surely this can't be correct until the KVM H_ENTER implementation is
> updated to cope with the MPSS page sizes.
Why ? We are returning info regarding penc values for different
combination. I would guess qemu to only use info related to base page
size. Rest it can ignore right ?. Obviously i haven't tested this
part. So let me know if I should drop this ?
-aneesh
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next prev parent reply other threads:[~2013-04-11 5:12 UTC|newest]
Thread overview: 146+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-04 5:57 [PATCH -V5 00/25] THP support for PPC64 Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 01/25] powerpc: Use signed formatting when printing error Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 02/25] powerpc: Save DAR and DSISR in pt_regs on MCE Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 03/25] powerpc: Don't hard code the size of pte page Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 04/25] powerpc: Reduce the PTE_INDEX_SIZE Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 7:10 ` David Gibson
2013-04-11 7:10 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 05/25] powerpc: Move the pte free routines from common header Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 06/25] powerpc: Reduce PTE table memory wastage Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-10 4:46 ` David Gibson
2013-04-10 4:46 ` David Gibson
2013-04-10 6:29 ` Aneesh Kumar K.V
2013-04-10 6:29 ` Aneesh Kumar K.V
2013-04-10 7:04 ` David Gibson
2013-04-10 7:04 ` David Gibson
2013-04-10 7:53 ` Aneesh Kumar K.V
2013-04-10 7:53 ` Aneesh Kumar K.V
2013-04-10 17:47 ` Aneesh Kumar K.V
2013-04-10 17:47 ` Aneesh Kumar K.V
2013-04-11 1:20 ` David Gibson
2013-04-11 1:20 ` David Gibson
2013-04-11 1:12 ` David Gibson
2013-04-11 1:12 ` David Gibson
2013-04-10 7:14 ` Michael Ellerman
2013-04-10 7:14 ` Michael Ellerman
2013-04-10 7:54 ` Aneesh Kumar K.V
2013-04-10 7:54 ` Aneesh Kumar K.V
2013-04-10 8:52 ` Aneesh Kumar K.V
2013-04-10 8:52 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 07/25] powerpc: Use encode avpn where we need only avpn values Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 08/25] powerpc: Decode the pte-lp-encoding bits correctly Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-10 7:19 ` David Gibson
2013-04-10 7:19 ` David Gibson
2013-04-10 8:11 ` Aneesh Kumar K.V
2013-04-10 8:11 ` Aneesh Kumar K.V
2013-04-10 17:49 ` Aneesh Kumar K.V
2013-04-10 17:49 ` Aneesh Kumar K.V
2013-04-11 1:28 ` David Gibson
2013-04-11 1:28 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 09/25] powerpc: Fix hpte_decode to use the correct decoding for page sizes Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:20 ` David Gibson
2013-04-11 3:20 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 10/25] powerpc: print both base and actual page size on hash failure Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:21 ` David Gibson
2013-04-11 3:21 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 11/25] powerpc: Print page size info during boot Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 12/25] powerpc: Return all the valid pte ecndoing in KVM_PPC_GET_SMMU_INFO ioctl Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:24 ` David Gibson
2013-04-11 3:24 ` David Gibson
2013-04-11 5:11 ` Aneesh Kumar K.V [this message]
2013-04-11 5:11 ` Aneesh Kumar K.V
2013-04-11 5:57 ` David Gibson
2013-04-11 5:57 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 13/25] powerpc: Update tlbie/tlbiel as per ISA doc Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:30 ` David Gibson
2013-04-11 3:30 ` David Gibson
2013-04-11 5:20 ` Aneesh Kumar K.V
2013-04-11 5:20 ` Aneesh Kumar K.V
2013-04-11 6:16 ` David Gibson
2013-04-11 6:16 ` David Gibson
2013-04-11 6:36 ` Aneesh Kumar K.V
2013-04-11 6:36 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 14/25] mm/THP: HPAGE_SHIFT is not a #define on some arch Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:36 ` David Gibson
2013-04-11 3:36 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 15/25] mm/THP: Add pmd args to pgtable deposit and withdraw APIs Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 3:40 ` David Gibson
2013-04-11 3:40 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 16/25] mm/THP: withdraw the pgtable after pmdp related operations Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-04 5:57 ` [PATCH -V5 17/25] powerpc/THP: Implement transparent hugepages for ppc64 Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 5:38 ` David Gibson
2013-04-11 5:38 ` David Gibson
2013-04-11 7:40 ` Aneesh Kumar K.V
2013-04-11 7:40 ` Aneesh Kumar K.V
2013-04-12 0:51 ` David Gibson
2013-04-12 0:51 ` David Gibson
2013-04-12 5:06 ` Aneesh Kumar K.V
2013-04-12 5:06 ` Aneesh Kumar K.V
2013-04-12 5:39 ` David Gibson
2013-04-12 5:39 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 18/25] powerpc/THP: Double the PMD table size for THP Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-11 6:18 ` David Gibson
2013-04-11 6:18 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 19/25] powerpc/THP: Differentiate THP PMD entries from HUGETLB PMD entries Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-10 7:21 ` Michael Ellerman
2013-04-10 7:21 ` Michael Ellerman
2013-04-10 18:26 ` Aneesh Kumar K.V
2013-04-10 18:26 ` Aneesh Kumar K.V
2013-04-12 1:28 ` David Gibson
2013-04-12 1:28 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 20/25] powerpc/THP: Add code to handle HPTE faults for large pages Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-12 4:01 ` David Gibson
2013-04-12 4:01 ` David Gibson
2013-04-04 5:57 ` [PATCH -V5 21/25] powerpc: Handle hugepage in perf callchain Aneesh Kumar K.V
2013-04-04 5:57 ` Aneesh Kumar K.V
2013-04-12 1:34 ` David Gibson
2013-04-12 1:34 ` David Gibson
2013-04-12 5:05 ` Aneesh Kumar K.V
2013-04-12 5:05 ` Aneesh Kumar K.V
2013-04-04 5:58 ` [PATCH -V5 22/25] powerpc/THP: get_user_pages_fast changes Aneesh Kumar K.V
2013-04-04 5:58 ` Aneesh Kumar K.V
2013-04-12 1:41 ` David Gibson
2013-04-12 1:41 ` David Gibson
2013-04-04 5:58 ` [PATCH -V5 23/25] powerpc/THP: Enable THP on PPC64 Aneesh Kumar K.V
2013-04-04 5:58 ` Aneesh Kumar K.V
2013-04-04 5:58 ` [PATCH -V5 24/25] powerpc: Optimize hugepage invalidate Aneesh Kumar K.V
2013-04-04 5:58 ` Aneesh Kumar K.V
2013-04-12 4:21 ` David Gibson
2013-04-12 4:21 ` David Gibson
2013-04-14 10:02 ` Aneesh Kumar K.V
2013-04-14 10:02 ` Aneesh Kumar K.V
2013-04-15 1:18 ` David Gibson
2013-04-15 1:18 ` David Gibson
2013-04-04 5:58 ` [PATCH -V5 25/25] powerpc: Handle hugepages in kvm Aneesh Kumar K.V
2013-04-04 5:58 ` Aneesh Kumar K.V
2013-04-04 6:00 ` [PATCH -V5 00/25] THP support for PPC64 Simon Jeons
2013-04-04 6:00 ` Simon Jeons
2013-04-04 6:10 ` Aneesh Kumar K.V
2013-04-04 6:10 ` Aneesh Kumar K.V
2013-04-04 6:14 ` Simon Jeons
2013-04-04 6:14 ` Simon Jeons
2013-04-04 8:38 ` Aneesh Kumar K.V
2013-04-04 8:38 ` Aneesh Kumar K.V
2013-04-19 1:55 ` Simon Jeons
2013-04-19 1:55 ` Simon Jeons
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