From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH v3] mem: Fix anonymous mapping on Power9. Date: Wed, 20 Feb 2019 17:27:47 +0100 Message-ID: <1920329.P3yoKYTqQv@xps> References: <20181116173538.5321-1-dwilder@us.ibm.com> <22f8d817-c649-2770-b86e-5229559bb13b@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org, David Wilder , stable@dpdk.org, chaozhu@linux.vnet.ibm.com To: "Burakov, Anatoly" Return-path: In-Reply-To: <22f8d817-c649-2770-b86e-5229559bb13b@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 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 > > Reviewed-by: Pradeep Satyanarayana > > --- > > 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 It was applied a long time ago :)