From: Paul Mackerras <paulus@samba.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org
Subject: Re: [PATCH -V1 08/24] powerpc: Use encode avpn where we need only avpn values
Date: Mon, 4 Mar 2013 16:15:16 +1100 [thread overview]
Message-ID: <20130304051516.GD27523@drongo> (raw)
In-Reply-To: <1361865914-13911-9-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
On Tue, Feb 26, 2013 at 01:34:58PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
>
> In all these cases we are doing something similar to
>
> HPTE_V_COMPARE(hpte_v, want_v) which ignores the HPTE_V_LARGE bit
>
> With MPSS support we would need actual page size to set HPTE_V_LARGE
> bit and that won't be available in most of these cases. Since we are ignoring
> HPTE_V_LARGE bit, use the avpn value instead. There should not be any change
> in behaviour after this patch.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
WARNING: multiple messages have this Message-ID (diff)
From: Paul Mackerras <paulus@samba.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: benh@kernel.crashing.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org
Subject: Re: [PATCH -V1 08/24] powerpc: Use encode avpn where we need only avpn values
Date: Mon, 4 Mar 2013 16:15:16 +1100 [thread overview]
Message-ID: <20130304051516.GD27523@drongo> (raw)
In-Reply-To: <1361865914-13911-9-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
On Tue, Feb 26, 2013 at 01:34:58PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
>
> In all these cases we are doing something similar to
>
> HPTE_V_COMPARE(hpte_v, want_v) which ignores the HPTE_V_LARGE bit
>
> With MPSS support we would need actual page size to set HPTE_V_LARGE
> bit and that won't be available in most of these cases. Since we are ignoring
> HPTE_V_LARGE bit, use the avpn value instead. There should not be any change
> in behaviour after this patch.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
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next prev parent reply other threads:[~2013-03-04 5:15 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-26 8:04 [PATCH -V1 00/24] THP support for PPC64 Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 01/24] powerpc: Use signed formatting when printing error Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 02/24] powerpc: Save DAR and DSISR in pt_regs on MCE Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 03/24] powerpc: Don't hard code the size of pte page Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-27 23:09 ` Paul Mackerras
2013-02-27 23:09 ` Paul Mackerras
2013-02-26 8:04 ` [PATCH -V1 04/24] powerpc: Reduce the PTE_INDEX_SIZE Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 05/24] powerpc: Move the pte free routines from common header Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-02-28 8:36 ` Paul Mackerras
2013-02-28 8:36 ` Paul Mackerras
2013-02-26 8:04 ` [PATCH -V1 06/24] powerpc: Reduce PTE table memory wastage Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-03-04 4:58 ` Paul Mackerras
2013-03-04 4:58 ` Paul Mackerras
2013-03-04 10:58 ` Aneesh Kumar K.V
2013-03-04 10:58 ` Aneesh Kumar K.V
2013-03-04 23:36 ` Benjamin Herrenschmidt
2013-03-04 23:36 ` Benjamin Herrenschmidt
2013-03-06 4:01 ` Aneesh Kumar K.V
2013-03-06 4:01 ` Aneesh Kumar K.V
2013-03-05 2:12 ` Paul Mackerras
2013-03-05 2:12 ` Paul Mackerras
2013-03-06 4:08 ` Aneesh Kumar K.V
2013-03-06 4:08 ` Aneesh Kumar K.V
2013-03-06 5:03 ` Aneesh Kumar K.V
2013-03-06 5:03 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 07/24] powerpc: Add size argument to pgtable_cache_add Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-03-04 5:13 ` Paul Mackerras
2013-03-04 5:13 ` Paul Mackerras
2013-03-04 11:02 ` Aneesh Kumar K.V
2013-03-04 11:02 ` Aneesh Kumar K.V
2013-03-05 1:50 ` Paul Mackerras
2013-03-05 1:50 ` Paul Mackerras
2013-03-06 4:23 ` Aneesh Kumar K.V
2013-03-06 4:23 ` Aneesh Kumar K.V
2013-02-26 8:04 ` [PATCH -V1 08/24] powerpc: Use encode avpn where we need only avpn values Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-03-04 5:15 ` Paul Mackerras [this message]
2013-03-04 5:15 ` Paul Mackerras
2013-02-26 8:04 ` [PATCH -V1 09/24] powerpc: Decode the pte-lp-encoding bits correctly Aneesh Kumar K.V
2013-02-26 8:04 ` Aneesh Kumar K.V
2013-03-04 5:48 ` Paul Mackerras
2013-03-04 5:48 ` Paul Mackerras
2013-03-04 11:41 ` Aneesh Kumar K.V
2013-03-04 11:41 ` Aneesh Kumar K.V
2013-03-05 2:02 ` Paul Mackerras
2013-03-05 2:02 ` Paul Mackerras
2013-03-06 4:30 ` Aneesh Kumar K.V
2013-03-06 4:30 ` Aneesh Kumar K.V
2013-03-04 11:52 ` Aneesh Kumar K.V
2013-03-04 11:52 ` Aneesh Kumar K.V
2013-03-04 18:11 ` Aneesh Kumar K.V
2013-03-04 18:11 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 10/24] powerpc: Return all the valid pte ecndoing in KVM_PPC_GET_SMMU_INFO ioctl Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 11/24] powerpc: Update tlbie/tlbiel as per ISA doc Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 12/24] powerpc: print both base and actual page size on hash failure Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 13/24] powerpc: Print page size info during boot Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 14/24] powerpc: Fix hpte_decode to use the correct decoding for page sizes Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 15/24] mm/THP: HPAGE_SHIFT is not a #define on some arch Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 16/24] mm/THP: Add pmd args to pgtable deposit and withdraw APIs Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 17/24] mm/THP: withdraw the pgtable after pmdp related operations Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 18/24] powerpc/THP: Implement transparent huge pages for ppc64 Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 19/24] powerpc/THP: Differentiate THP PMD entries from HUGETLB PMD entries Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 20/24] powerpc/THP: Add code to handle HPTE faults for large pages Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 21/24] powerpc: Handle huge page in perf callchain Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 22/24] powerpc/THP: hypervisor require few WIMG bit set Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 23/24] powerpc/THP: get_user_pages_fast changes Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
2013-02-26 8:05 ` [PATCH -V1 24/24] powerpc/THP: Enable THP on PPC64 Aneesh Kumar K.V
2013-02-26 8:05 ` Aneesh Kumar K.V
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