ACK: [SRU][U/raspi][H/raspi][PATCH v2 1/1] UBUNTU: [Config] raspi: Set HUGETLBFS=y

[Thadeu Lima de Souza Cascardo]

On Thu, Jul 01, 2021 at 04:05:34PM +0200, Juerg Haefliger wrote:
> BugLink: https://bugs.launchpad.net/bugs/1933627
> 
> Enable HUGETLBFS to make full use of huge pages. Also enable the cgroups
> controller to match the master kernel.
> 
> Signed-off-by: Juerg Haefliger <juergh at canonical.com>
> ---
>  debian.raspi/config/annotations          | 3 +++
>  debian.raspi/config/config.common.ubuntu | 5 ++++-
>  2 files changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/debian.raspi/config/annotations b/debian.raspi/config/annotations
> index 0fe025da7e0b..42a9e3ecad16 100644
> --- a/debian.raspi/config/annotations
> +++ b/debian.raspi/config/annotations
> @@ -4,6 +4,9 @@
>  
>  include "../../debian.master/config/annotations"
>  
> +CONFIG_HUGETLBFS				policy<{'arm64': 'y', 'armhf': 'y', 'armhf-raspi-nolpae': '-'}> mark<ENFORCED> note<LP: #1933627>
> +CONFIG_CGROUP_HUGETLB				policy<{'arm64': 'y', 'armhf': 'y', 'armhf-raspi-nolpae': '-'}> mark<ENFORCED> note<LP: #1933627>
> +
>  CONFIG_MFD_TPS65217				policy<{'*': 'm'}> mark<ENFORCED> note<not a boot essential for raspi>
>  CONFIG_SAMPLE_TRACE_PRINTK			policy<{'*': '-'}> mark<ENFORCED> note<not available due to SAMPLES=n>
>  
> diff --git a/debian.raspi/config/config.common.ubuntu b/debian.raspi/config/config.common.ubuntu
> index 07a778fed129..91f7755ed474 100644
> --- a/debian.raspi/config/config.common.ubuntu
> +++ b/debian.raspi/config/config.common.ubuntu
> @@ -215,6 +215,7 @@ CONFIG_ARCH_BINFMT_ELF_STATE=y
>  # CONFIG_ARCH_DIGICOLOR is not set
>  CONFIG_ARCH_DMA_ADDR_T_64BIT=y
>  # CONFIG_ARCH_DOVE is not set
> +CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y
>  CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
>  CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
>  CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y
> @@ -1149,6 +1150,7 @@ CONFIG_CGROUP_CPUACCT=y
>  # CONFIG_CGROUP_DEBUG is not set
>  CONFIG_CGROUP_DEVICE=y
>  CONFIG_CGROUP_FREEZER=y
> +CONFIG_CGROUP_HUGETLB=y
>  CONFIG_CGROUP_NET_CLASSID=y
>  CONFIG_CGROUP_NET_PRIO=y
>  CONFIG_CGROUP_PERF=y
> @@ -2992,7 +2994,8 @@ CONFIG_HTS221=m
>  CONFIG_HTS221_I2C=m
>  CONFIG_HTS221_SPI=m
>  CONFIG_HTU21=m
> -# CONFIG_HUGETLBFS is not set
> +CONFIG_HUGETLBFS=y
> +CONFIG_HUGETLB_PAGE=y
>  # CONFIG_HVC_DCC is not set
>  CONFIG_HVC_DRIVER=y
>  CONFIG_HWLAT_TRACER=y
> -- 
> 2.27.0

Acked-by: Thadeu Lima de Souza Cascardo <cascardo at canonical.com>