[xen master] Update Xen version to 4.22.0-rc1

[patchbot@xxxxxxx]

commit c069c014f21fd1f5925d8c30c18adb4f26381475
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Mon Jun 1 16:26:12 2026 +0100
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Mon Jun 1 17:07:48 2026 +0100

    Update Xen version to 4.22.0-rc1
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
---
 README       | 10 +++++-----
 SUPPORT.md   |  2 +-
 xen/Makefile |  2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/README b/README
index 889a4ea906..3dcc00c4a4 100644
--- a/README
+++ b/README
@@ -1,9 +1,9 @@
 ############################################################
-__  __                                _        _     _
-\ \/ /___ _ __        _   _ _ __  ___| |_ __ _| |__ | | ___
- \  // _ \ '_ \ _____| | | | '_ \/ __| __/ _` | '_ \| |/ _ \
- /  \  __/ | | |_____| |_| | | | \__ \ || (_| | |_) | |  __/
-/_/\_\___|_| |_|      \__,_|_| |_|___/\__\__,_|_.__/|_|\___|
+__  __            _  _    ____  ____
+\ \/ /___ _ __   | || |  |___ \|___ \    _ __ ___
+ \  // _ \ '_ \  | || |_   __) | __) |__| '__/ __|
+ /  \  __/ | | | |__   _| / __/ / __/|__| | | (__
+/_/\_\___|_| |_|    |_|(_)_____|_____|  |_|  \___|
 
 ############################################################
 
diff --git a/SUPPORT.md b/SUPPORT.md
index 8e7ab7cb3e..abc7beac5b 100644
--- a/SUPPORT.md
+++ b/SUPPORT.md
@@ -9,7 +9,7 @@ for the definitions of the support status levels etc.
 
 # Release Support
 
-    Xen-Version: 4.22-unstable
+    Xen-Version: 4.22-rc
     Initial-Release: n/a
     Supported-Until: TBD
     Security-Support-Until: Unreleased - not yet security-supported
diff --git a/xen/Makefile b/xen/Makefile
index a2b442e76d..1f11610b5f 100644
--- a/xen/Makefile
+++ b/xen/Makefile
@@ -6,7 +6,7 @@ this-makefile := $(call lastword,$(MAKEFILE_LIST))
 # All other places this is stored (eg. compile.h) should be autogenerated.
 export XEN_VERSION       = 4
 export XEN_SUBVERSION    = 22
-export XEN_EXTRAVERSION ?= -unstable$(XEN_VENDORVERSION)
+export XEN_EXTRAVERSION ?= .0-rc1$(XEN_VENDORVERSION)
 export XEN_FULLVERSION   = $(XEN_VERSION).$(XEN_SUBVERSION)$(XEN_EXTRAVERSION)
 -include xen-version
 
--
generated by git-patchbot for /home/xen/git/xen.git#master