From 1952fc21568324eccb1899aff4c9a9b19e7760a3 Mon Sep 17 00:00:00 2001 From: Denis Mukhin Date: Thu, 22 Jan 2026 09:13:49 +0100 Subject: [PATCH] INSTALL: remove unsupported XEN_CONFIG_EXPERT from documentation Remove XEN_CONFIG_EXPERT explanation and also correct information in the entire "Xen Hypervisor" section. Link: 37339ba9ef46 ("automation: Remove XEN_CONFIG_EXPERT leftovers") Suggested-by: Stefano Stabellini Signed-off-by: Denis Mukhin Acked-by: Jan Beulich --- INSTALL | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/INSTALL b/INSTALL index c2e756bf4b..fb9efe884f 100644 --- a/INSTALL +++ b/INSTALL @@ -25,19 +25,12 @@ Xen Hypervisor Xen itself is configured via a `kconfig' system borrowed from Linux. See https://www.kernel.org/doc/html/v5.4/kbuild/. -Note that unlike with Linux, and contrary to that document, you cannot -look at Kconfig files, or the default or generated config files etc., -to find available configuration options. This is because it is only -supported (and security supported) by the Xen Project, to change a -small subset of the options. Attempts to change other options will be -silently overridden. The only way to find which configuration options -are available is to run `make menuconfig' or the like. - -You can counter-override this behaviour by setting XEN_CONFIG_EXPERT=y -in your environment. However, doing this is not supported and the -resulting configurations do not receive security support. If you set -this variable there is nothing stopping you setting dangerously -experimental combinations of features - not even any warnings. +Only a subset of options is supported or security-supported by Xen +Project. You can explore all available options, including unsupported +ones and those recommended only for expert users, e.g. by using `make +menuconfig` and enabling `CONFIG_UNSUPPORTED` and/or `CONFIG_EXPERT`. +However, enabling these options is not supported, and configurations +resulting from them do not receive security support. Options recognized by configure ===============================