The following patch has been backported to kernel 5.10.30:
0001-xen-evtchn-Change-irq_info-lock-to-raw_spinlock_t.patch
Issue-Id: SCM-2307
Signed-off-by: Peter Hoyes <Peter.Hoyes@arm.com>
Change-Id: I9cef017b60891780176dff944e3eca5986746d8a
Signed-off-by: Jon Mason <jon.mason@arm.com>
As the xen event channel kernel patch is mainlined in 5.12, this patch ensures
it is only applied to the applicable versions earlier than 5.12.
Signed-off-by: Richard Neill <richard.neill@arm.com>
Change-Id: I03a3dc51281fdc94cd7e9a9da2540b34668a6ad1
With the linux-yocto version update to 5.10.25, the following
backport patches are being removed:
0001-xen-events-reset-affinity-of-2-level-event-when-tear.patch
0002-xen-events-don-t-unmask-an-event-channel-when-an-eoi.patch
0003-xen-events-avoid-handling-the-same-event-on-two-cpus.patch
Issue-Id: SCM-2064
Signed-off-by: Peter Hoyes <Peter.Hoyes@arm.com>
Change-Id: Iaf313440f85ab18211cc1a786d84c1f83950699f
Signed-off-by: Jon Mason <jon.mason@arm.com>
To fix Dom0 with PREEMPT_RT kernels older than 5.10.24, backport the
following patches:
0001-xen-events-reset-affinity-of-2-level-event-when-tear.patch
0002-xen-events-don-t-unmask-an-event-channel-when-an-eoi.patch
0003-xen-events-avoid-handling-the-same-event-on-two-cpus.patch
Also, add the following fix (waiting to be merged upstream):
0004-xen-evtchn-Change-irq_info-lock-to-raw_spinlock_t.patch
Issue-Id: SCM-2147
Signed-off-by: Luca Fancellu <luca.fancellu@arm.com>
Change-Id: I0b3a93139b0229ceb6001d87b545704b9bfc581e
Signed-off-by: Jon Mason <jon.mason@arm.com>
The xenbus_probe patch to fix xen initialisation was mainlined in yocto-linux
v5.10.17. As oe-core has upgraded past this version, the patch can now be
dropped.
Issue-Id: SCM-2263
Signed-off-by: Richard Neill <richard.neill@arm.com>
Change-Id: I40e154cdc4dbabfa531a6886d724ecd400657dd9
Signed-off-by: Jon Mason <jon.mason@arm.com>
Adds a kernel patch to avoid Xen guest initialisation failure when converting a
virtual address to a frame number when the initial address space has a
non-contiguous physical layout.
The patch is mainlined for kernel versions >= 5.9, so we only apply it for
earlier versions.
Issue-Id: SCM-1910
Signed-off-by: Richard Neill <richard.neill@arm.com>
Change-Id: I3fd2aef88f57c928400389b6c4bb0b5eb5666e48
Signed-off-by: Jon Mason <jon.mason@arm.com>
With the linux-yocto version upgrade, the xenstore initialisation patch is no
longer necessary.
Signed-off-by: Richard Neill <richard.neill@arm.com>
Change-Id: I38d81172d5da97a87d41a76f26fe81d5c3b3f83e
Signed-off-by: Jon Mason <jon.mason@arm.com>
The arm64-autonomy-guest kernel from commit 3499ba8198ca ("xen: Fix event
channel callback via INTX/GSI") are hanging at `xen🎈 Initialising
balloon driver`.
The arm-autonomy-guest kernels older than 5.10.17 need to backport the
0001-arm-xen-Don-t-probe-xenbus-as-part-of-an-early-initc.patch in order
to be able to boot.
Issue-Id: SCM-2151
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Change-Id: I74f58366f42733be4f67ab3841584efa1636abbb
Signed-off-by: Jon Mason <jon.mason@arm.com>
The arm-autonomy-host kernels older than 5.10.13 need to backport the
0001-xen-Fix-XenStore-initialisation-for-XS_LOCAL.patch in order to be able to
use the `xl block-attach` and fix this issue:
```
xl block-attach 0 "phy:/dev/vg-xen-vda3/base" xvda w
libxl: error: libxl_xshelp.c:201:libxl__xs_read_mandatory: xenstore read failed: `/libxl/0/type': No such file or directory
libxl: warning: libxl_dom.c:52:libxl__domain_type: unable to get domain type for domid=0, assuming HVM
libxl: error: libxl_disk.c:314:device_disk_add: device already exists in xenstore
libxl: error: libxl_device.c:1407:device_addrm_aocomplete: unable to add device
```
This issue is not present in linux-linaro-arm[-rt] 5.4.0 used by N1SDP, hence
we do not apply this patch for it.
Issue-Id: SCM-2151
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Change-Id: I1a38e22084161fb4b6028ef12443707cc566d56e
Signed-off-by: Jon Mason <jon.mason@arm.com>
The patch introduced in 82ffc86 is a backport from the 5.10 version. Hence,
just apply it for kernels older than 5.10.
Change-Id: I6f442f540913b5e24bea533a436b4a3104d098e9
Issue-Id: SCM-2033
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Add xen-common.scc KERNEL_FEATURES to group common kernel configs and patches
for both Xen Host and Guest.
Change-Id: I3a14386e387b9778c962dd9fdbe9a60ce2e97e77
Issue-Id: SCM-1520
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
To reduce storage usage when pulling docker images we need to use the overlay2
storage driver. To achieve this we have to enable CONFIG_OVERLAY_FS in the
kernel.
Change-Id: I08e88bae41e353fc78c00e0d267a6009fbad1ca5
Issue-Id: SCM-1520
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
This patch surpress Dom0/DomU kernel messages like these:
(XEN) p2m.c:1888: d0v1: Failed to walk page-table va 0xffff00005ddb6238
(XEN) p2m.c:1888: d0v1: Failed to walk page-table va 0xffff00005ddb6247
Change-Id: I10364516a9992da4a7b52a2cb02baa5c12ff8585
Issue-Id: SCM-1520
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
This patch introduces the 'docker' DISTRO_FEATURE do control whether or not to
have a minimal docker runtime installed in xenguest images.
A new packagegroup and kernel feature were introduced to ensure the minimal
kernel config is applied as well as the packages to be installed in the image.
Change-Id: Id973ca2421c43d5b0978c6f7311e1d0b4db5edca
Issue-Id: SCM-1533
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
To properly set the iptables rules to be applied when configuring the
network between the host and guest we need to have the netfilter.scc
kernel feature and following kernel extra kernel configs:
CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
CONFIG_NETFILTER_XT_MATCH_COMMENT=m
Change-Id: I6f3ff9e8db5d359efba5fb3ead04703f4f2ec88b
Issue-Id: SCM-1019
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Reviewed-by: Bertrand Marquis <bertrand.marquis@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
The CONFIG_MD (Multiple Devices) and CONFIG_BLK_DEV_DM (Device Mapper)
kernel configs are needed for LVM2, so add them in xen-host.cfg to be
included in the kernel configuration for DOM0.
Change-Id: Ib5f4f4d767751615ee1239e95da7a7d56cbbc2dc
Issue-Id: SCM-996
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Reviewed-by: Bertrand Marquis <bertrand.marquis@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
All meta-arm-bsp machines specific settings should live at
meta-arm-autonomy/dynamic-layers/meta-arm-bsp/ and only be included if
meta-arm-bsp layer is present.
Change-Id: Ice8a301db85b5186384d602d9e3bedb909183320
Issue-Id: SCM-984
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Reviewed-by: Bertrand Marquis <bertrand.marquis@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Variables, settings and operations specific to Xen should be located
at meta-arm-autonomy.
Change-Id: Ida86119e9d196ce8a498b53890b16fefaa3d8d8b
Issue-Id: SCM-769
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Reviewed-by: Bertrand Marquis <bertrand.marquis@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Create a minimalistic BSP to be used as an arm-autonomy-guest on ARM64.
The BSP is enabling ARM64 and SMP in the kernel configuration and is
enabling the arm-autonomy-guest in DISTRO_FEATURES.
Rework README.md file.
Change-Id: I7ef0176a3426748c4b66cdec5801aa34229187ba
Issue-Id: SCM-767
Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Reviewed-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Introduce DISTRO_FEATURE arm-autonomy-guest which is:
- enabling ipv4 in distro features
- enabling xen frontend driver in the linux kernel using a kernel
feature
- enabling console over hvc0
Change-Id: Idd9a708799b35e483dbba22279ce677d9674ef09
Issue-Id: SCM-767
Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Reviewed-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Create a new distribution feature to enable functionalities for autonomy
host systems:
- enable xen and ipv4 in distribution features
- enable xen backend drivers in Linux kernel using a kmeta feature
For the feature to work properly, create a class inherited when the
layer is included to enable required parameters
Change-Id: Ia0cdaa2b69bc030515ea16d67c47fec6b1ea0897
Issue-Id: SCM-767
Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Reviewed-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
Peter Hoyes
Richard Neill
Luca Fancellu
Diego Sueiro
Bertrand Marquis