[Xen-devel] [PATCH 7/8] x86/shim: fully ignore "nosmp" and "maxcpus="

["Jan Beulich" <JBeulich@xxxxxxxx>]

In the shim case, the number of CPUs should be solely controlled by the
guest configuration file. Make sure the command line options are fully
(and not just partially) ignored.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -1498,6 +1498,15 @@ void __init noreturn __start_xen(unsigne
     if ( smp_found_config )
         get_smp_config();
 
+    /*
+     * In the shim case, the number of CPUs should be solely controlled by the
+     * guest configuration file.
+     */
+    if ( pv_shim )
+    {
+        opt_nosmp = false;
+        max_cpus = 0;
+    }
     if ( opt_nosmp )
     {
         max_cpus = 0;



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