From: Thomas Monjalon <thomas@monjalon.net>
To: David Wilder <dwilder@us.ibm.com>
Cc: stable@dpdk.org, dev@dpdk.org, chaozhu@linux.vnet.ibm.com
Subject: Re: [dpdk-stable] [PATCH v3] mem: Fix anonymous mapping on Power9.
Date: Sun, 18 Nov 2018 14:41:07 +0100 [thread overview]
Message-ID: <1547076.mggVMYh6Ii@xps> (raw)
In-Reply-To: <20181116173538.5321-1-dwilder@us.ibm.com>
16/11/2018 18:35, David Wilder:
> 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>
Applied, thanks
Note: Cc stable@dpdk.org does not make sense in this context.
Backporting this patch to 17.11 would be a mistake,
and 17.08 is probably not in Power9 scope.
next prev parent reply other threads:[~2018-11-18 13:41 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-16 17:35 David Wilder
2018-11-18 13:41 ` Thomas Monjalon [this message]
2018-11-27 10:50 ` [dpdk-stable] [dpdk-dev] " Kevin Traynor
2019-02-20 16:04 ` Burakov, Anatoly
2019-02-20 16:27 ` Thomas Monjalon
2019-02-20 16:44 ` Burakov, Anatoly
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