From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
benh@kernel.crashing.org, paulus@samba.org,
Nicholas Piggin <npiggin@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: Re: powerpc/mm/4k: don't allocate larger pmd page table for 4k
Date: Fri, 27 Jan 2017 11:40:34 +1100 (AEDT) [thread overview]
Message-ID: <3v8g1Z6xgZz9t6g@ozlabs.org> (raw)
In-Reply-To: <20170104024912.8214-1-aneesh.kumar@linux.vnet.ibm.com>
On Wed, 2017-01-04 at 02:49:12 UTC, "Aneesh Kumar K.V" wrote:
> We now support THP with both 64k and 4K page size configuration
> for radix. (hash only support THP with 64K page size). Hence we
> will have CONFIG_TRANSPARENT_HUGEPAGE enabled for both PPC_64K
> and PPC_4K config. Since we only need large pmd page table
> with hash configuration (to store the slot information
> in the second half of the table) restrict the large pmd page table
> to THP and 64K configs.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/8ad43336b5c1ad9ac945148cb5e26a
cheers
prev parent reply other threads:[~2017-01-27 0:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-04 2:49 [PATCH] powerpc/mm/4k: don't allocate larger pmd page table for 4k Aneesh Kumar K.V
2017-01-16 6:46 ` Anshuman Khandual
2017-01-27 0:40 ` Michael Ellerman [this message]
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