From: Thomas Monjalon <thomas@monjalon.net>
To: "Burakov, Anatoly" <anatoly.burakov@intel.com>
Cc: dev@dpdk.org, David Wilder <dwilder@us.ibm.com>,
stable@dpdk.org, chaozhu@linux.vnet.ibm.com
Subject: Re: [PATCH v3] mem: Fix anonymous mapping on Power9.
Date: Wed, 20 Feb 2019 17:27:47 +0100 [thread overview]
Message-ID: <1920329.P3yoKYTqQv@xps> (raw)
In-Reply-To: <22f8d817-c649-2770-b86e-5229559bb13b@intel.com>
20/02/2019 17:04, Burakov, Anatoly:
> On 16-Nov-18 5:35 PM, David Wilder wrote:
> > Removed the use of MAP_HUGETLB for anonymous mapping on ppc64. The
> > MAP_HUGETLB had previously been added to workaround issues on IBM Power8
> > systems when mapping /dev/zero (see: commit
> > 284ae3e9ff9a92575c28c858efd2c85c8de6d440). In the current code the
> > MAP_HUGETLB flag will cause the anonymous mapping to fail on Power9.
> > Note, Power8 is currently failing to correctly mmap Hugepages, with and
> > without this change.
> >
> > Signed-off-by: David Wilder <dwilder@us.ibm.com>
> > Reviewed-by: Pradeep Satyanarayana <pradeep@us.ibm.com>
> > ---
>
> The changes are contained entirely to POWER9 code paths/docs, so while i
> cannot verify them working for obvious reasons, i have no objections to
> this patch.
>
> Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
It was applied a long time ago :)
next prev parent reply other threads:[~2019-02-20 16:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-16 17:35 [PATCH v3] mem: Fix anonymous mapping on Power9 David Wilder
2018-11-18 13:41 ` [dpdk-stable] " Thomas Monjalon
2018-11-27 10:50 ` Kevin Traynor
2019-02-18 15:46 ` Thomas Monjalon
2019-02-20 8:07 ` Chao Zhu
2019-02-20 16:04 ` Burakov, Anatoly
2019-02-20 16:27 ` Thomas Monjalon [this message]
2019-02-20 16:44 ` Burakov, Anatoly
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