From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Laurent Dufour <ldufour@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, xemul@parallels.com,
linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au,
paulus@samba.org
Cc: criu@openvz.org
Subject: Re: [PATCH 3/3] powerpc/mm: Add page soft dirty tracking
Date: Sat, 17 Oct 2015 18:54:50 +0530 [thread overview]
Message-ID: <1445088290.24309.60.camel@kernel.crashing.org> (raw)
In-Reply-To: <87a8rhit61.fsf@linux.vnet.ibm.com>
On Sat, 2015-10-17 at 17:49 +0530, Aneesh Kumar K.V wrote:
> This will break after
> https://lists.ozlabs.org/pipermail/linuxppc-dev/2015-October/135298.html
>
>
> A good option is to drop this patch from the series and let Andrew take
> the first two patches. You can send an updated version of patch 3 against
> linux-powerpc tree once Michael pulls that series to his tree.
Or not ... I'm not comfortable with your series just yet for the reasons
I mentioned earlier (basically doubling the memory footprint of the page
tables).
They are already too big.
Cheers,
Ben.
WARNING: multiple messages have this Message-ID (diff)
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Laurent Dufour <ldufour@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, xemul@parallels.com,
linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au,
paulus@samba.org
Cc: criu@openvz.org
Subject: Re: [PATCH 3/3] powerpc/mm: Add page soft dirty tracking
Date: Sat, 17 Oct 2015 18:54:50 +0530 [thread overview]
Message-ID: <1445088290.24309.60.camel@kernel.crashing.org> (raw)
In-Reply-To: <87a8rhit61.fsf@linux.vnet.ibm.com>
On Sat, 2015-10-17 at 17:49 +0530, Aneesh Kumar K.V wrote:
> This will break after
> https://lists.ozlabs.org/pipermail/linuxppc-dev/2015-October/135298.html
>
>
> A good option is to drop this patch from the series and let Andrew take
> the first two patches. You can send an updated version of patch 3 against
> linux-powerpc tree once Michael pulls that series to his tree.
Or not ... I'm not comfortable with your series just yet for the reasons
I mentioned earlier (basically doubling the memory footprint of the page
tables).
They are already too big.
Cheers,
Ben.
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next prev parent reply other threads:[~2015-10-17 14:20 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 12:07 [PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking Laurent Dufour
2015-10-16 12:07 ` Laurent Dufour
2015-10-16 12:07 ` [PATCH 1/3] mm: clearing pte in clear_soft_dirty() Laurent Dufour
2015-10-16 12:07 ` Laurent Dufour
2015-10-16 15:00 ` Benjamin Herrenschmidt
2015-10-16 15:00 ` Benjamin Herrenschmidt
2015-10-17 12:12 ` Aneesh Kumar K.V
2015-10-17 12:12 ` Aneesh Kumar K.V
2015-10-16 12:07 ` [PATCH 2/3] mm: clear_soft_dirty_pmd requires THP Laurent Dufour
2015-10-16 12:07 ` Laurent Dufour
2015-10-17 12:14 ` Aneesh Kumar K.V
2015-10-17 12:14 ` Aneesh Kumar K.V
2015-10-16 12:07 ` [PATCH 3/3] powerpc/mm: Add page soft dirty tracking Laurent Dufour
2015-10-16 12:07 ` Laurent Dufour
2015-10-17 12:19 ` Aneesh Kumar K.V
2015-10-17 12:19 ` Aneesh Kumar K.V
2015-10-17 13:24 ` Benjamin Herrenschmidt [this message]
2015-10-17 13:24 ` Benjamin Herrenschmidt
2015-10-16 21:11 ` [PATCH 0/3] mm/powerpc: enabling memory " Andrew Morton
2015-10-16 21:11 ` Andrew Morton
2015-10-17 2:15 ` Benjamin Herrenschmidt
2015-10-17 2:15 ` Benjamin Herrenschmidt
2015-10-17 12:07 ` Aneesh Kumar K.V
2015-10-17 12:07 ` Aneesh Kumar K.V
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