fuel-library: nova: AArch64: enable hugepage supp

This patch adds AArch64 to the hardcoded lists of valid
architectures for hugepage support.

Closes-bug: ARMBAND-90

Change-Id: I3765e6bc314393a58db70590f3890fde206e3feb
Signed-off-by: Veena Lingadahalli <vlingadahalli@mvista.com>
Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
(cherry picked from commit 2f4a34b88d18f7653934eaec25e99dba3bac5de6)

2 files changed, 94 insertions, 1 deletions

diff --git a/patches/fuel-library/0009-Update-vga-console-defaults-for-armv7-and-aarch64.patch b/patches/fuel-library/0008-nova-Update-vga-console-defaults-for-armv7-aarch64.patch
index 199ef122..c289bd8d 100644
--- a/patches/fuel-library/0009-Update-vga-console-defaults-for-armv7-and-aarch64.patch
+++ b/patches/fuel-library/0008-nova-Update-vga-console-defaults-for-armv7-aarch64.patch
@@ -1,6 +1,6 @@
 From: Stanislaw Kardach <stanislaw.kardach@caviumnetworks.com>
 Date: Tue, 22 Mar 2016 12:05:09 +0100
-Subject: [PATCH] Update vga, console defaults for armv7 and aarch64
+Subject: [PATCH] nova: Update vga, console defaults for armv7, aarch64
 
 Nova hardcodes default options for both video=cirrus and console.
 armv7 and aarch64 VMs require video=vga, and since most applications
diff --git a/patches/fuel-library/0009-nova-AArch64-enable-hugepage-support.patch b/patches/fuel-library/0009-nova-AArch64-enable-hugepage-support.patch
new file mode 100644
index 00000000..16e06ba8
--- /dev/null
+++ b/patches/fuel-library/0009-nova-AArch64-enable-hugepage-support.patch
@@ -0,0 +1,93 @@
+From: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
+Date: Fri, 16 Sep 2016 21:31:56 +0200
+Subject: [PATCH] nova: AArch64: enable hugepage support
+
+This patch adds AArch64 to the hardcoded lists of valid
+architectures for hugepage support.
+
+Closes-bug: ARMBAND-90
+
+Signed-off-by: Veena Lingadahalli <vlingadahalli@mvista.com>
+Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
+---
+ .../nova-AArch64-enable-hugepage-support.patch     | 47 ++++++++++++++++++++++
+ .../openstack_tasks/manifests/roles/compute.pp     | 12 ++++++
+ 2 files changed, 59 insertions(+)
+ create mode 100644 deployment/puppet/openstack/files/nova-AArch64-enable-hugepage-support.patch
+
+diff --git a/deployment/puppet/openstack/files/nova-AArch64-enable-hugepage-support.patch b/deployment/puppet/openstack/files/nova-AArch64-enable-hugepage-support.patch
+new file mode 100644
+index 0000000..847cab6
+--- /dev/null
++++ b/deployment/puppet/openstack/files/nova-AArch64-enable-hugepage-support.patch
+@@ -0,0 +1,47 @@
++From: Veena Lingadahalli <vlingadahalli@mvista.com>
++Date: Fri Sep 16 17:52:02 CEST 2016
++Subject: [PATCH] nova: AArch64: enable hugepage support
++
++This patch adds AArch64 to the hardcoded lists of valid
++architectures for hugepage support.
++
++Signed-off-by: Veena Lingadahalli <vlingadahalli@mvista.com>
++Acked-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
++---
++
++diff --git a/compute/arch.py a/compute/arch.py
++index 265f853..6a4b4a3 100644
++--- a/compute/arch.py
+++++ a/compute/arch.py
++@@ -156,6 +156,9 @@ def canonicalize(name):
++     if newname == "amd64":
++         newname = X86_64
++ 
+++    if newname == "aarch64":
+++        newname = AARCH64
+++
++     if not is_valid(newname):
++         raise exception.InvalidArchitectureName(arch=name)
++ 
++diff --git a/virt/libvirt/driver.py a/virt/libvirt/driver.py
++index bac17cf..0e0bcae 100644
++--- a/virt/libvirt/driver.py
+++++ a/virt/libvirt/driver.py
++@@ -5206,7 +5206,7 @@ class LibvirtDriver(driver.ComputeDriver):
++                     self._bad_libvirt_numa_version_warn = True
++                 return False
++ 
++-        support_matrix = {(arch.I686, arch.X86_64): MIN_LIBVIRT_NUMA_VERSION,
+++        support_matrix = {(arch.I686, arch.X86_64, arch.AARCH64): MIN_LIBVIRT_NUMA_VERSION,
++                           (arch.PPC64,
++                            arch.PPC64LE): MIN_LIBVIRT_NUMA_VERSION_PPC}
++         caps = self._host.get_capabilities()
++@@ -5222,7 +5222,7 @@ class LibvirtDriver(driver.ComputeDriver):
++     def _has_hugepage_support(self):
++         # This means that the host can support multiple values for the size
++         # field in LibvirtConfigGuestMemoryBackingPage
++-        supported_archs = [arch.I686, arch.X86_64]
+++        supported_archs = [arch.I686, arch.X86_64, arch.AARCH64]
++         caps = self._host.get_capabilities()
++         return ((caps.host.cpu.arch in supported_archs) and
++                 self._host.has_min_version(MIN_LIBVIRT_HUGEPAGE_VERSION,
+diff --git a/deployment/puppet/openstack_tasks/manifests/roles/compute.pp b/deployment/puppet/openstack_tasks/manifests/roles/compute.pp
+index 3647f9b..c53409c 100644
+--- a/deployment/puppet/openstack_tasks/manifests/roles/compute.pp
++++ b/deployment/puppet/openstack_tasks/manifests/roles/compute.pp
+@@ -347,6 +347,18 @@ class openstack_tasks::roles::compute {
+     unless  => "patch -p1 -R -N --dry-run < ${nova_path}/libvirt-vga-console.patch",
+     cwd     => $nova_path,
+     require => [Package['patch']],
++  } ->
++  # FIXME(armband): Add AArch64 to arch list for nova hugepage support
++  file { "${nova_path}/nova-AArch64-enable-hugepage-support.patch":
++    ensure => "file",
++    source => "puppet:///modules/openstack/nova-AArch64-enable-hugepage-support.patch",
++  } ->
++  exec { 'nova AArch64 enable hugepage support':
++    path    => ['/usr/bin'],
++    command => "patch -p1 < ${nova_path}/nova-AArch64-enable-hugepage-support.patch",
++    unless  => "patch -p1 -R -N --dry-run < ${nova_path}/nova-AArch64-enable-hugepage-support.patch",
++    cwd     => $nova_path,
++    require => [Package['patch']],
+   }
+ 
+   class { '::nova::availability_zone':