ACK: [PATCH] [G/master] UBUNTU: packaging: arm64: introduce a 64KB mem pages flavour called 'generic-64k'
Colin Ian King
colin.king at canonical.com
Fri Sep 18 14:17:40 UTC 2020
On 18/09/2020 15:07, Paolo Pisati wrote:
> This patch introduces an arm64 64KB pages enabled flavour of the generic kernel,
> called 'generic-64k'.
>
> Earlier benchmark with this config have shown an obvious trade-off:
>
>
> * Performance
> - comparing geometic mean of over 35 stress throughput tests we see
> a bogo op throughput increase of 22.0-24.5% with 64K pages compared
> to 4K pages.
>
> * Memory usage:
> - a simple check of memory used after boot shows that 64K pages uses
> around 3.2-3.6x more memory. The amount of memory being shared also
> increases by 15x more.
> - a 32GB machine is seeing about 480MB more memory consumption, or
> ~ 1.5% less free memory.
>
>
> In short, loss of memory because pages are larger but a large performance win
> because of less page table entry references and TLB misses: for machines with
> large memory, this flavour could make sense.
>
> Since we are introducing an independent flavour, generic is not affected by this
> change.
>
> Signed-off-by: Paolo Pisati <paolo.pisati at canonical.com>
> ---
> debian.master/config/annotations | 34 +++++++++----------
> .../config/arm64/config.common.arm64 | 5 ---
> .../config/arm64/config.flavour.generic | 9 +++++
> .../config/arm64/config.flavour.generic-64k | 12 +++++++
> debian.master/config/config.common.ubuntu | 7 ++--
> debian.master/control.d/vars.generic-64k | 6 ++++
> debian.master/d-i/kernel-versions | 1 +
> debian.master/etc/getabis | 2 +-
> debian.master/rules.d/arm64.mk | 4 ++-
> 9 files changed, 52 insertions(+), 28 deletions(-)
> create mode 100644 debian.master/config/arm64/config.flavour.generic-64k
> create mode 100644 debian.master/control.d/vars.generic-64k
>
> diff --git a/debian.master/config/annotations b/debian.master/config/annotations
> index 2f8232c33129..087f83ab378a 100644
> --- a/debian.master/config/annotations
> +++ b/debian.master/config/annotations
> @@ -2083,7 +2083,7 @@ CONFIG_DRM_GMA600 policy<{'amd64': 'y'}>
> CONFIG_DRM_GMA3600 policy<{'amd64': 'y'}>
>
> # Menu: Device Drivers >> Graphics support >> Direct Rendering Manager (XFree86 4.1.0 and higher DRI support) >> MSM DRM
> -CONFIG_DRM_MSM policy<{'arm64-generic': 'm', 'armhf': 'm'}>
> +CONFIG_DRM_MSM policy<{'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm'}>
> CONFIG_DRM_MSM_REGISTER_LOGGING policy<{'arm64': 'n', 'armhf': 'n'}>
> CONFIG_DRM_MSM_GPU_SUDO policy<{'arm64': 'n', 'armhf': 'n'}>
> CONFIG_DRM_MSM_HDMI_HDCP policy<{'arm64': 'y', 'armhf': 'y'}>
> @@ -2695,7 +2695,7 @@ CONFIG_I2C_DEBUG_BUS policy<{'amd64': 'n', 'arm64': '
> CONFIG_I2C_CHARDEV note<LP:1417032>
>
> # Menu: Device Drivers >> I2C support >> I2C support >> I2C Algorithms
> -CONFIG_I2C_ALGOBIT policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'm'}>
> +CONFIG_I2C_ALGOBIT policy<{'amd64': 'm', 'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'm'}>
> CONFIG_I2C_ALGOPCA policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
>
> # Menu: Device Drivers >> I2C support >> I2C support >> I2C Hardware Bus support
> @@ -3329,7 +3329,7 @@ CONFIG_INFINIBAND_I40IW policy<{'amd64': 'm', 'arm64': '
> CONFIG_MLX4_INFINIBAND policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'm'}>
> CONFIG_MLX5_INFINIBAND policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'm'}>
> CONFIG_INFINIBAND_OCRDMA policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'n'}>
> -CONFIG_INFINIBAND_VMWARE_PVRDMA policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm'}>
> +CONFIG_INFINIBAND_VMWARE_PVRDMA policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'm'}>
> CONFIG_INFINIBAND_USNIC policy<{'amd64': 'm'}>
> CONFIG_INFINIBAND_HNS policy<{'arm64': 'm'}>
> CONFIG_INFINIBAND_HNS_HIP06 policy<{'arm64': 'y'}>
> @@ -3894,7 +3894,7 @@ CONFIG_MMC_OMAP_HS note<boot essential on arm>
> # Menu: Device Drivers >> MMC/SD/SDIO card support >> Samsung S3C SD/MMC transfer code
>
> # Menu: Device Drivers >> MMC/SD/SDIO card support >> Secure Digital Host Controller Interface support
> -CONFIG_MMC_SDHCI policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'y', 'ppc64el': 'm'}>
> +CONFIG_MMC_SDHCI policy<{'amd64': 'm', 'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'y', 'ppc64el': 'm'}>
> CONFIG_MMC_SDHCI_PCI policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> CONFIG_MMC_RICOH_MMC policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y'}>
> CONFIG_MMC_SDHCI_ACPI policy<{'amd64': 'm', 'arm64': 'm'}>
> @@ -5215,7 +5215,7 @@ CONFIG_NVMEM_BCM_OCOTP policy<{'arm64': 'm'}>
> CONFIG_NVMEM_SUNXI_SID policy<{'arm64': 'm'}>
> CONFIG_UNIPHIER_EFUSE policy<{'armhf': 'm'}>
> CONFIG_NVMEM_VF610_OCOTP policy<{'armhf-generic': 'n'}>
> -CONFIG_MESON_EFUSE policy<{'arm64': 'm'}>
> +CONFIG_MESON_EFUSE policy<{'arm64-generic': 'm'}>
> CONFIG_MESON_MX_EFUSE policy<{'arm64': 'm', 'armhf': 'm'}>
> CONFIG_NVMEM_SNVS_LPGPR policy<{'arm64': 'm', 'armhf-generic': 'm'}>
> CONFIG_RAVE_SP_EEPROM policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> @@ -5234,7 +5234,7 @@ CONFIG_MICREL_KS8995MA policy<{'amd64': 'm', 'arm64': '
> CONFIG_PLIP policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> CONFIG_XEN_NETDEV_FRONTEND policy<{'amd64': 'y', 'arm64': 'y'}>
> CONFIG_XEN_NETDEV_BACKEND policy<{'amd64': 'm', 'arm64': 'm'}>
> -CONFIG_VMXNET3 policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 's390x': 'n'}>
> +CONFIG_VMXNET3 policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'm', 's390x': 'n'}>
> CONFIG_FUJITSU_ES policy<{'amd64': 'm', 'arm64': 'm'}>
> CONFIG_USB4_NET policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> CONFIG_HYPERV_NET policy<{'amd64': 'm'}>
> @@ -7328,7 +7328,7 @@ CONFIG_RPMSG_CHAR policy<{'amd64': 'm', 'arm64': '
> CONFIG_RPMSG_MTK_SCP policy<{'arm64': 'm', 'armhf': 'm'}>
> CONFIG_RPMSG_QCOM_GLINK_RPM policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> CONFIG_RPMSG_QCOM_GLINK_SMEM policy<{'arm64': 'm', 'armhf': 'm'}>
> -CONFIG_RPMSG_QCOM_SMD policy<{'arm64-generic': 'm', 'armhf': 'm'}>
> +CONFIG_RPMSG_QCOM_SMD policy<{'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm'}>
> CONFIG_RPMSG_VIRTIO policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'n'}>
>
> # Menu: Device Drivers >> SCSI device support
> @@ -7539,7 +7539,7 @@ CONFIG_MESON_CLK_MEASURE policy<{'arm64': 'y', 'armhf': '
> CONFIG_MESON_GX_SOCINFO policy<{'arm64': 'y', 'armhf': 'y'}>
> CONFIG_MESON_GX_PM_DOMAINS policy<{'arm64': 'y', 'armhf': 'y'}>
> CONFIG_MESON_EE_PM_DOMAINS policy<{'arm64': 'y', 'armhf': 'y'}>
> -CONFIG_MESON_SECURE_PM_DOMAINS policy<{'arm64': 'y'}>
> +CONFIG_MESON_SECURE_PM_DOMAINS policy<{'arm64-generic': 'y'}>
> CONFIG_MESON_MX_SOCINFO policy<{'arm64': 'y', 'armhf': 'y'}>
>
> # Menu: Device Drivers >> SOC (System On Chip) specific Drivers >> Aspeed SoC drivers
> @@ -7762,8 +7762,8 @@ CONFIG_SPI_DW_PCI policy<{'amd64': 'm', 'arm64': '
> CONFIG_SPI_DW_MMIO policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
>
> # Menu: Device Drivers >> SPMI support
> -CONFIG_SPMI policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'n'}>
> -CONFIG_SPMI_MSM_PMIC_ARB policy<{'arm64-generic': 'm', 'armhf': 'm'}>
> +CONFIG_SPMI policy<{'amd64': 'm', 'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm', 'ppc64el': 'm', 's390x': 'n'}>
> +CONFIG_SPMI_MSM_PMIC_ARB policy<{'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm'}>
>
> # Menu: Device Drivers >> Serial ATA and Parallel ATA drivers (libata)
> CONFIG_ATA policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y', 's390x': 'n'}>
> @@ -7887,14 +7887,14 @@ CONFIG_MEMSTICK_REALTEK_PCI policy<{'amd64': 'm', 'arm64': '
> CONFIG_MEMSTICK_REALTEK_USB policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
>
> # Menu: Device Drivers >> Sound card support
> -CONFIG_SOUND policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'y', 'ppc64el': 'm', 's390x': 'n'}>
> +CONFIG_SOUND policy<{'amd64': 'm', 'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'y', 'ppc64el': 'm', 's390x': 'n'}>
> CONFIG_SOUND_OSS_CORE_PRECLAIM policy<{'amd64': 'n', 'arm64': 'n', 'armhf': 'n', 'ppc64el': 'n'}>
> #
> CONFIG_SOUND note<not autoloadable on omap>
> CONFIG_SOUND_OSS_CORE_PRECLAIM mark<ENFORCED> note<LP#1105230 LP#1385510>
>
> # Menu: Device Drivers >> Sound card support >> Advanced Linux Sound Architecture
> -CONFIG_SND policy<{'amd64': 'm', 'arm64-generic': 'm', 'armhf': 'y', 'ppc64el': 'm'}>
> +CONFIG_SND policy<{'amd64': 'm', 'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'y', 'ppc64el': 'm'}>
> CONFIG_SND_OSSEMUL policy<{'amd64': 'y', 'arm64': 'y', 'armhf': 'y', 'ppc64el': 'y'}>
> CONFIG_SND_MIXER_OSS policy<{'amd64': 'm', 'arm64': 'm', 'armhf': 'm', 'ppc64el': 'm'}>
> CONFIG_SND_PCM_OSS policy<{'amd64': 'n', 'arm64': 'n', 'armhf': 'n', 'ppc64el': 'n'}>
> @@ -8983,7 +8983,7 @@ CONFIG_TEGRA_SOCTHERM policy<{'armhf-generic': 'n'}>
> CONFIG_TEGRA_BPMP_THERMAL policy<{'armhf-generic': 'm'}>
>
> # Menu: Device Drivers >> Thermal drivers >> Qualcomm thermal drivers
> -CONFIG_QCOM_TSENS policy<{'arm64-generic': 'm', 'armhf': 'm'}>
> +CONFIG_QCOM_TSENS policy<{'arm64-generic': 'm', 'arm64-generic-64k': 'm', 'armhf': 'm'}>
> CONFIG_QCOM_SPMI_TEMP_ALARM policy<{'arm64': 'm', 'armhf': 'm'}>
>
> # Menu: Device Drivers >> Thermal drivers >> STMicroelectronics thermal drivers
> @@ -12701,7 +12701,7 @@ CONFIG_HARDEN_BRANCH_PREDICTOR policy<{'arm64': 'y', 'armhf': '
> CONFIG_HIGHPTE policy<{'armhf': 'y'}>
> CONFIG_CMDLINE_BOOL policy<{'amd64': 'n', 'ppc64el': 'n'}>
> CONFIG_HIGHMEM policy<{'armhf': 'y'}>
> -CONFIG_FORCE_MAX_ZONEORDER policy<{'arm64': '13', 'armhf-generic': '12', 'armhf-generic-lpae': '11', 'ppc64el': '9', 's390x': '9'}>
> +CONFIG_FORCE_MAX_ZONEORDER policy<{'arm64-generic': '13', 'arm64-generic-64k': '14', 'armhf-generic': '12', 'armhf-generic-lpae': '11', 'ppc64el': '9', 's390x': '9'}>
> CONFIG_COMPAT_VDSO policy<{'amd64': 'n'}>
> #
> CONFIG_RELOCATABLE flag<REVIEW>
> @@ -12961,9 +12961,9 @@ CONFIG_VMSPLIT_1G policy<{'armhf': 'n'}>
> # Menu: Processor type and features >> Memory split >> Architecture: x86
>
> # Menu: Processor type and features >> Page size >> Architecture: arm64
> -CONFIG_ARM64_4K_PAGES policy<{'arm64': 'y'}>
> +CONFIG_ARM64_4K_PAGES policy<{'arm64-generic': 'y', 'arm64-generic-64k': 'n'}>
> CONFIG_ARM64_16K_PAGES policy<{'arm64': 'n'}>
> -CONFIG_ARM64_64K_PAGES policy<{'arm64': 'n'}>
> +CONFIG_ARM64_64K_PAGES policy<{'arm64-generic': 'n', 'arm64-generic-64k': 'y'}>
>
> # Menu: Processor type and features >> Page size >> Architecture: powerpc
> CONFIG_PPC_4K_PAGES policy<{'ppc64el': 'n'}>
> @@ -13075,7 +13075,7 @@ CONFIG_TUNE_Z14 policy<{'s390x': 'n'}>
> CONFIG_TUNE_Z15 policy<{'s390x': 'y'}>
>
> # Menu: Processor type and features >> Virtual address space size >> Architecture: arm64
> -CONFIG_ARM64_VA_BITS_39 policy<{'arm64': 'n'}>
> +CONFIG_ARM64_VA_BITS_39 policy<{'arm64-generic': 'n'}>
> CONFIG_ARM64_VA_BITS_48 policy<{'arm64': 'y'}>
> #
> CONFIG_ARM64_VA_BITS_48 mark<ENFORCED> note<Cavium ThunderX 2-socket needs a minimum of 41 bits of VA>
> diff --git a/debian.master/config/arm64/config.common.arm64 b/debian.master/config/arm64/config.common.arm64
> index c3e0b9a7232f..ed82d7ae2ec1 100644
> --- a/debian.master/config/arm64/config.common.arm64
> +++ b/debian.master/config/arm64/config.common.arm64
> @@ -21,11 +21,8 @@ CONFIG_APPLICOM=m
> # CONFIG_ARCH_ALPINE is not set
> # CONFIG_ARCH_EXYNOS is not set
> CONFIG_ARCH_MMAP_RND_BITS=18
> -CONFIG_ARCH_MMAP_RND_BITS_MAX=33
> -CONFIG_ARCH_MMAP_RND_BITS_MIN=18
> CONFIG_ARCH_MMAP_RND_COMPAT_BITS=11
> CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=16
> -CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11
> CONFIG_ARCH_MXC=y
> CONFIG_ARCH_SUNXI=y
> # CONFIG_ARCH_TEGRA is not set
> @@ -167,7 +164,6 @@ CONFIG_FEALNX=m
> CONFIG_FIREWIRE=m
> CONFIG_FIREWIRE_NOSY=m
> CONFIG_FIXED_PHY=y
> -CONFIG_FORCE_MAX_ZONEORDER=13
> CONFIG_FPGA_BRIDGE=m
> CONFIG_FPGA_DFL=m
> CONFIG_FRAME_WARN=1024
> @@ -472,7 +468,6 @@ CONFIG_PCI_PASID=y
> CONFIG_PCI_PRI=y
> CONFIG_PCI_QUIRKS=y
> # CONFIG_PCMCIA is not set
> -CONFIG_PGTABLE_LEVELS=4
> CONFIG_PHANTOM=m
> CONFIG_PHONET=m
> CONFIG_PHYLIB=y
> diff --git a/debian.master/config/arm64/config.flavour.generic b/debian.master/config/arm64/config.flavour.generic
> index bb7773a235d2..22fbe1b310ab 100644
> --- a/debian.master/config/arm64/config.flavour.generic
> +++ b/debian.master/config/arm64/config.flavour.generic
> @@ -1,3 +1,12 @@
> #
> # Config options for config.flavour.generic automatically generated by splitconfig.pl
> #
> +CONFIG_ARCH_MMAP_RND_BITS_MAX=33
> +CONFIG_ARCH_MMAP_RND_BITS_MIN=18
> +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11
> +CONFIG_ARM64_4K_PAGES=y
> +# CONFIG_ARM64_64K_PAGES is not set
> +CONFIG_ARM64_CONT_SHIFT=4
> +CONFIG_ARM64_PAGE_SHIFT=12
> +CONFIG_FORCE_MAX_ZONEORDER=13
> +CONFIG_PGTABLE_LEVELS=4
> diff --git a/debian.master/config/arm64/config.flavour.generic-64k b/debian.master/config/arm64/config.flavour.generic-64k
> new file mode 100644
> index 000000000000..689b0359a790
> --- /dev/null
> +++ b/debian.master/config/arm64/config.flavour.generic-64k
> @@ -0,0 +1,12 @@
> +#
> +# Config options for config.flavour.generic-64k automatically generated by splitconfig.pl
> +#
> +CONFIG_ARCH_MMAP_RND_BITS_MAX=29
> +CONFIG_ARCH_MMAP_RND_BITS_MIN=14
> +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=7
> +# CONFIG_ARM64_4K_PAGES is not set
> +CONFIG_ARM64_64K_PAGES=y
> +CONFIG_ARM64_CONT_SHIFT=5
> +CONFIG_ARM64_PAGE_SHIFT=16
> +CONFIG_FORCE_MAX_ZONEORDER=14
> +CONFIG_PGTABLE_LEVELS=3
> diff --git a/debian.master/config/config.common.ubuntu b/debian.master/config/config.common.ubuntu
> index d2715906349a..a6f6e6cef775 100644
> --- a/debian.master/config/config.common.ubuntu
> +++ b/debian.master/config/config.common.ubuntu
> @@ -586,14 +586,11 @@ CONFIG_ARC_EMAC_CORE=m
> CONFIG_ARM=y
> CONFIG_ARM64=y
> # CONFIG_ARM64_16K_PAGES is not set
> -CONFIG_ARM64_4K_PAGES=y
> -# CONFIG_ARM64_64K_PAGES is not set
> CONFIG_ARM64_ACPI_PARKING_PROTOCOL=y
> CONFIG_ARM64_AMU_EXTN=y
> CONFIG_ARM64_BTI=y
> CONFIG_ARM64_BTI_KERNEL=y
> CONFIG_ARM64_CNP=y
> -CONFIG_ARM64_CONT_SHIFT=4
> CONFIG_ARM64_CRYPTO=y
> # CONFIG_ARM64_DEBUG_PRIORITY_MASKING is not set
> CONFIG_ARM64_E0PD=y
> @@ -617,10 +614,10 @@ CONFIG_ARM64_ERRATUM_858921=y
> CONFIG_ARM64_HW_AFDBM=y
> CONFIG_ARM64_LSE_ATOMICS=y
> CONFIG_ARM64_MODULE_PLTS=y
> -CONFIG_ARM64_PAGE_SHIFT=12
> CONFIG_ARM64_PAN=y
> CONFIG_ARM64_PA_BITS=48
> CONFIG_ARM64_PA_BITS_48=y
> +# CONFIG_ARM64_PA_BITS_52 is not set
> CONFIG_ARM64_PMEM=y
> CONFIG_ARM64_PSEUDO_NMI=y
> CONFIG_ARM64_PTR_AUTH=y
> @@ -634,7 +631,9 @@ CONFIG_ARM64_UAO=y
> CONFIG_ARM64_USE_LSE_ATOMICS=y
> CONFIG_ARM64_VA_BITS=48
> # CONFIG_ARM64_VA_BITS_39 is not set
> +# CONFIG_ARM64_VA_BITS_42 is not set
> CONFIG_ARM64_VA_BITS_48=y
> +# CONFIG_ARM64_VA_BITS_52 is not set
> CONFIG_ARM64_VHE=y
> CONFIG_ARM64_WORKAROUND_CLEAN_CACHE=y
> CONFIG_ARM64_WORKAROUND_REPEAT_TLBI=y
> diff --git a/debian.master/control.d/vars.generic-64k b/debian.master/control.d/vars.generic-64k
> new file mode 100644
> index 000000000000..91eb2863d942
> --- /dev/null
> +++ b/debian.master/control.d/vars.generic-64k
> @@ -0,0 +1,6 @@
> +arch="arm64"
> +supported="Generic 64K pages"
> +target="Geared toward desktop and server systems."
> +desc="=HUMAN= SMP"
> +bootloader="flash-kernel [arm64]"
> +provides="kvm-api-4, redhat-cluster-modules, ivtv-modules"
> diff --git a/debian.master/d-i/kernel-versions b/debian.master/d-i/kernel-versions
> index 6cd90edd0258..d0a73152e03a 100644
> --- a/debian.master/d-i/kernel-versions
> +++ b/debian.master/d-i/kernel-versions
> @@ -7,6 +7,7 @@ armhf - generic - - -
> armhf - generic-lpae - - -
>
> arm64 - generic - - -
> +arm64 - generic-64k - - -
>
> ppc64el - generic - - -
>
> diff --git a/debian.master/etc/getabis b/debian.master/etc/getabis
> index 3346da2bc0b1..19e1aa8da3a4 100644
> --- a/debian.master/etc/getabis
> +++ b/debian.master/etc/getabis
> @@ -13,6 +13,6 @@ package_prefixes linux-buildinfo
> getall armhf generic
> getall armhf generic-lpae
> getall amd64 generic lowlatency
> -getall arm64 generic
> +getall arm64 generic generic-64k
> getall ppc64el generic
> getall s390x generic
> diff --git a/debian.master/rules.d/arm64.mk b/debian.master/rules.d/arm64.mk
> index 368c2a86e2bf..263a5901ed2c 100644
> --- a/debian.master/rules.d/arm64.mk
> +++ b/debian.master/rules.d/arm64.mk
> @@ -2,9 +2,11 @@ human_arch = ARMv8
> build_arch = arm64
> header_arch = arm64
> defconfig = defconfig
> -flavours = generic
> +flavours = generic generic-64k
> build_image_generic = Image.gz
> kernel_file_generic = arch/$(build_arch)/boot/Image.gz
> +build_image_generic-64k = Image.gz
> +kernel_file_generic-64k = arch/$(build_arch)/boot/Image.gz
> install_file = vmlinuz
> no_dumpfile = true
> uefi_signed = true
>
I'm OK with with. No doubt the name will be quibbled about but lets go
with this.
Acked-by: Colin Ian King <colin.king at canonical.com>
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