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feat(kernel): enable DAMON on x86_64 #18050

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77b6414
feat(kernel): enable USB RNDIS host driver as module on x86_64
AZaugg Jul 27, 2026
54a8b5f
feat(kernel): enable DAMON data access monitoring on x86_64
AZaugg Jul 28, 2026
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48 changes: 46 additions & 2 deletions base/comps/kernel/6.18-x86_64-azl.config
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Original file line number Diff line number Diff line change
Expand Up @@ -1328,7 +1328,13 @@ CONFIG_PT_RECLAIM=y
#
# Data Access Monitoring
#
# CONFIG_DAMON is not set
CONFIG_DAMON=y

@reubeno reuben olinsky (reubeno) Jul 17, 2026

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Is there a reason this PR proposes enabling only on x86_64 and not also aarch64?

@AZaugg AZaugg Jul 17, 2026

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I can enable it for arm as well. Was not sure if kernel configs were suppose to be mirrored, figured it was a task, only for x86 from my isde

@rlmenge Rachel Menge (rlmenge) Jul 17, 2026 •
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Let's mirror to both here and align with Fedora on these configs

CONFIG_DAMON_VADDR=y
CONFIG_DAMON_PADDR=y
CONFIG_DAMON_SYSFS=y
# CONFIG_DAMON_RECLAIM is not set
# CONFIG_DAMON_LRU_SORT is not set
# CONFIG_DAMON_STAT is not set
# end of Data Access Monitoring
# end of Memory Management options

Expand Down Expand Up @@ -3582,7 +3588,45 @@ CONFIG_SLHC=y
CONFIG_SLIP_COMPRESSED=y
CONFIG_SLIP_SMART=y
CONFIG_SLIP_MODE_SLIP6=y
# CONFIG_USB_NET_DRIVERS is not set
CONFIG_USB_NET_DRIVERS=m
# CONFIG_USB_CATC is not set
# CONFIG_USB_KAWETH is not set
# CONFIG_USB_PEGASUS is not set
# CONFIG_USB_RTL8150 is not set
# CONFIG_USB_RTL8152 is not set
# CONFIG_USB_LAN78XX is not set
CONFIG_USB_USBNET=m
# CONFIG_USB_NET_AX8817X is not set
# CONFIG_USB_NET_AX88179_178A is not set
CONFIG_USB_NET_CDCETHER=m
# CONFIG_USB_NET_CDC_EEM is not set
# CONFIG_USB_NET_CDC_NCM is not set
# CONFIG_USB_NET_HUAWEI_CDC_NCM is not set
# CONFIG_USB_NET_CDC_MBIM is not set
# CONFIG_USB_NET_DM9601 is not set
# CONFIG_USB_NET_SR9700 is not set
# CONFIG_USB_NET_SR9800 is not set
# CONFIG_USB_NET_SMSC75XX is not set
# CONFIG_USB_NET_SMSC95XX is not set
# CONFIG_USB_NET_GL620A is not set
# CONFIG_USB_NET_NET1080 is not set
# CONFIG_USB_NET_PLUSB is not set
# CONFIG_USB_NET_MCS7830 is not set
CONFIG_USB_NET_RNDIS_HOST=m
# CONFIG_USB_NET_CDC_SUBSET is not set
# CONFIG_USB_NET_ZAURUS is not set
# CONFIG_USB_NET_CX82310_ETH is not set
# CONFIG_USB_NET_KALMIA is not set
# CONFIG_USB_NET_QMI_WWAN is not set
# CONFIG_USB_HSO is not set
# CONFIG_USB_NET_INT51X1 is not set
# CONFIG_USB_CDC_PHONET is not set
# CONFIG_USB_IPHETH is not set
# CONFIG_USB_SIERRA_NET is not set
# CONFIG_USB_VL600 is not set
# CONFIG_USB_NET_CH9200 is not set
# CONFIG_USB_NET_AQC111 is not set
CONFIG_USB_RTL8153_ECM=m
# CONFIG_WLAN is not set
CONFIG_WAN=y
CONFIG_HDLC=m
Expand Down
8 changes: 7 additions & 1 deletion base/comps/kernel/kernel.spec
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
# Azure Linux kernel build defines. These were previously injected via the
# azldev-generated kernel.azl.macros file; they now live directly in the spec.
# When rebuilding without a version change, bump azl_pkgrelease (manual release).
%define azl_pkgrelease 14
%define azl_pkgrelease 16
# 4th version component from the AZL kernel source (6.18.31.1). Flows into
# Release:, uname -r, and the /lib/modules/ path.
%define kextraversion 1
Expand Down Expand Up @@ -4606,6 +4606,12 @@ fi\

# AZL-KMOD-FILES-ANCHOR — do not remove (kmod overlays chain here)
%changelog
* Tue Aug 11 2026 Andreas Zaugg <azaugg@linkedin.com> - 6.18.31-1.16
- feat(kernel): enable DAMON data access monitoring framework on x86_64

* Tue Aug 11 2026 Andreas Zaugg <azaugg@linkedin.com> - 6.18.31-1.15
- feat(kernel): enable USB RNDIS host driver (USB_NET_RNDIS_HOST) as module on x86_64

* Fri Aug 07 2026 Rachel Menge <rachelmenge@microsoft.com> - 6.18.31-1.14
- feat(kernel): build base variants, keep UKI, and restore selftests

Expand Down
2 changes: 1 addition & 1 deletion locks/kernel.lock
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Open in desktop
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
# Managed by azldev component update. Do not edit manually.
version = 1
input-fingerprint = 'sha256:27c920b119cd391713299612ac7c764c3dfb8125013b4aef9bf52cdc2ad70169'
input-fingerprint = 'sha256:5769eda74bf0d292aa806a05c59f1ab983dc438a0ce692a3d855733a0bd58231'
resolution-input-hash = 'sha256:466421704711c4fd3c71f0b2ed715a0e61d49e3e26f3a2637fee755795849c8e'
10 changes: 10 additions & 0 deletions ...ig-checker/kernel_config_checker/kernel_configs_json/azl4-os-required-kernel-configs.json
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3024,6 +3024,16 @@
],
"justification": "Enable firmware-first hardware error reporting through ACPI APEI GHES on x86_64 - Work item: https://microsoft.visualstudio.com/OS/_workitems/edit/63295066"
},
{
"name": "CONFIG_USB_NET_RNDIS_HOST",
"values": [
{
"architecture": "x86_64",
"value": "m"
}
],
"justification": "https://microsoft.visualstudio.com/OS/_workitems/edit/62487471"
},
{
"name": "CONFIG_DRM_ACCEL_IVPU",
"values": [
Expand Down
48 changes: 46 additions & 2 deletions specs/k/kernel/6.18-x86_64-azl.config
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1328,7 +1328,13 @@ CONFIG_PT_RECLAIM=y
#
# Data Access Monitoring
#
# CONFIG_DAMON is not set
CONFIG_DAMON=y
CONFIG_DAMON_VADDR=y
CONFIG_DAMON_PADDR=y
CONFIG_DAMON_SYSFS=y
# CONFIG_DAMON_RECLAIM is not set
# CONFIG_DAMON_LRU_SORT is not set
# CONFIG_DAMON_STAT is not set
# end of Data Access Monitoring
# end of Memory Management options

Expand Down Expand Up @@ -3582,7 +3588,45 @@ CONFIG_SLHC=y
CONFIG_SLIP_COMPRESSED=y
CONFIG_SLIP_SMART=y
CONFIG_SLIP_MODE_SLIP6=y
# CONFIG_USB_NET_DRIVERS is not set
CONFIG_USB_NET_DRIVERS=m
# CONFIG_USB_CATC is not set
# CONFIG_USB_KAWETH is not set
# CONFIG_USB_PEGASUS is not set
# CONFIG_USB_RTL8150 is not set
# CONFIG_USB_RTL8152 is not set
# CONFIG_USB_LAN78XX is not set
CONFIG_USB_USBNET=m
# CONFIG_USB_NET_AX8817X is not set
# CONFIG_USB_NET_AX88179_178A is not set
CONFIG_USB_NET_CDCETHER=m
# CONFIG_USB_NET_CDC_EEM is not set
# CONFIG_USB_NET_CDC_NCM is not set
# CONFIG_USB_NET_HUAWEI_CDC_NCM is not set
# CONFIG_USB_NET_CDC_MBIM is not set
# CONFIG_USB_NET_DM9601 is not set
# CONFIG_USB_NET_SR9700 is not set
# CONFIG_USB_NET_SR9800 is not set
# CONFIG_USB_NET_SMSC75XX is not set
# CONFIG_USB_NET_SMSC95XX is not set
# CONFIG_USB_NET_GL620A is not set
# CONFIG_USB_NET_NET1080 is not set
# CONFIG_USB_NET_PLUSB is not set
# CONFIG_USB_NET_MCS7830 is not set
CONFIG_USB_NET_RNDIS_HOST=m
# CONFIG_USB_NET_CDC_SUBSET is not set
# CONFIG_USB_NET_ZAURUS is not set
# CONFIG_USB_NET_CX82310_ETH is not set
# CONFIG_USB_NET_KALMIA is not set
# CONFIG_USB_NET_QMI_WWAN is not set
# CONFIG_USB_HSO is not set
# CONFIG_USB_NET_INT51X1 is not set
# CONFIG_USB_CDC_PHONET is not set
# CONFIG_USB_IPHETH is not set
# CONFIG_USB_SIERRA_NET is not set
# CONFIG_USB_VL600 is not set
# CONFIG_USB_NET_CH9200 is not set
# CONFIG_USB_NET_AQC111 is not set
CONFIG_USB_RTL8153_ECM=m
# CONFIG_WLAN is not set
CONFIG_WAN=y
CONFIG_HDLC=m
Expand Down
8 changes: 7 additions & 1 deletion specs/k/kernel/kernel.spec
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@
# Azure Linux kernel build defines. These were previously injected via the
# azldev-generated kernel.azl.macros file; they now live directly in the spec.
# When rebuilding without a version change, bump azl_pkgrelease (manual release).
%define azl_pkgrelease 14
%define azl_pkgrelease 16
# 4th version component from the AZL kernel source (6.18.31.1). Flows into
# Release:, uname -r, and the /lib/modules/ path.
%define kextraversion 1
Expand Down Expand Up @@ -4609,6 +4609,12 @@ fi\

# AZL-KMOD-FILES-ANCHOR — do not remove (kmod overlays chain here)
%changelog
* Tue Aug 11 2026 Andreas Zaugg <azaugg@linkedin.com> - 6.18.31-1.16
- feat(kernel): enable DAMON data access monitoring framework on x86_64

* Tue Aug 11 2026 Andreas Zaugg <azaugg@linkedin.com> - 6.18.31-1.15
- feat(kernel): enable USB RNDIS host driver (USB_NET_RNDIS_HOST) as module on x86_64

* Fri Aug 07 2026 Rachel Menge <rachelmenge@microsoft.com> - 6.18.31-1.14
- feat(kernel): build base variants, keep UKI, and restore selftests

Expand Down
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