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, npiggin@gmail•com
Cc: linuxppc-dev@lists•ozlabs.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux•vnet.ibm.com>
Subject: Re: powerpc/64s/slice: Use addr limit when computing slice mask
Date: Fri, 24 Nov 2017 20:46:35 +1100 (AEDT) [thread overview]
Message-ID: <3yjrth0FF4z9s8J@ozlabs.org> (raw)
In-Reply-To: <20171110045507.30147-1-aneesh.kumar@linux.vnet.ibm.com>
On Fri, 2017-11-10 at 04:55:07 UTC, "Aneesh Kumar K.V" wrote:
> While computing slice mask for the free area we need make sure we only search
> in the addr limit applicable for this mmap. We update the slb_addr_limit
> after we request for a mmap above 128TB. But the following mmap request
> with hint addr below 128TB should still limit its search to below 128TB. ie.
> we should not use slb_addr_limit to compute slice mask in this case. Instead,
> we should derive high addr limit based on the mmap hint addr value.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux•vnet.ibm.com>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/7a06c66835f75fe2be4f154a93cc30
cheers
prev parent reply other threads:[~2017-11-24 9:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-10 4:55 [PATCH] powerpc/64s/slice: Use addr limit when computing slice mask Aneesh Kumar K.V
2017-11-10 9:44 ` Michael Ellerman
2017-11-10 17:29 ` Aneesh Kumar K.V
2017-11-11 9:09 ` Nicholas Piggin
2017-11-11 13:46 ` Aneesh Kumar K.V
2017-11-24 9:46 ` Michael Ellerman [this message]
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