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From: Nicholas Piggin <npiggin@gmail•com>
To: Akshay Adiga <akshay.adiga@linux•vnet.ibm.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux•ibm.com>,
	benh@kernel•crashing.org, Daniel Axtens <dja@axtens•net>,
	mpe@ellerman•id.au, paulus@samba•org
Cc: linuxppc-dev@lists•ozlabs.org
Subject: Re: [RFC PATCH 2/2] powerpc/mm/hash64: Map all the kernel mapping in the same 0xc range
Date: Tue, 19 Feb 2019 15:58:53 +1000	[thread overview]
Message-ID: <1550555813.fmra4d124d.astroid@bobo.none> (raw)
In-Reply-To: <20190217051609.24140-2-aneesh.kumar@linux.ibm.com>

Aneesh Kumar K.V's on February 17, 2019 3:16 pm:
> This patch maps vmap, IO and vmemap regions in the 0xc address range
> instead of the current 0xd and 0xf range. This brings the mapping closer
> to radix translation mode.

What was the reason for that address layout in the first place?

Thanks,
Nick


  reply	other threads:[~2019-02-19  6:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-17  5:16 [RFC PATCH 1/2] powerpc/mm/hash64: Add a variable to track the end of IO mapping Aneesh Kumar K.V
2019-02-17  5:16 ` [RFC PATCH 2/2] powerpc/mm/hash64: Map all the kernel mapping in the same 0xc range Aneesh Kumar K.V
2019-02-19  5:58   ` Nicholas Piggin [this message]
2019-02-19  6:00     ` Aneesh Kumar K.V
2019-02-19  7:01       ` Nicholas Piggin
2019-02-20 12:48         ` Michael Ellerman

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