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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
Cc: linuxppc-dev@lists.ozlabs.org,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: Re: powerpc/mm/radix: Use mm->task_size for boundary checking instead of addr_limit
Date: Thu, 20 Apr 2017 08:04:20 +1000 (AEST)	[thread overview]
Message-ID: <3w7bd04k01z9s7n@ozlabs.org> (raw)
In-Reply-To: <1492111101-12127-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com>

On Thu, 2017-04-13 at 19:18:21 UTC, "Aneesh Kumar K.V" wrote:
> We don't init addr_limit correctly for 32 bit applications. So default to using
> mm->task_size for boundary condition checking. We use addr_limit to only control
> free space search. This makes sure that we do the right thing with 32 bit
> applications.
> 
> We should consolidate the usage of TASK_SIZE/mm->task_size and
> mm->context.addr_limit later.
> 
> Partially reverts: fbfef9027c2a7ad (powerpc/mm: Switch some TASK_SIZE checks to use
> mm_context addr_limit)
> 
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/be77e999e3937322b7e15274b8fc7d

cheers

      reply	other threads:[~2017-04-19 22:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-13 19:18 [PATCH] powerpc/mm/radix: Use mm->task_size for boundary checking instead of addr_limit Aneesh Kumar K.V
2017-04-19 22:04 ` Michael Ellerman [this message]

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