x86/xen/smp_pv: Prepare for separate mpparse callbacks

Provide a wrapper around the existing function and fill the new callbacks
in.

No functional change as the new callbacks are not yet operational.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Michael Kelley <mhklinux@outlook.com>
Tested-by: Sohil Mehta <sohil.mehta@intel.com>
Link: https://lore.kernel.org/r/20240212154639.745028043@linutronix.de

diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 44c35b12430ff506f4e58fd7eb9436f8366cadfe..bd939b8b1a063bdbc34cea4380e62b885a1459bb 100644 (file)
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -185,6 +185,11 @@ static void __init _get_smp_config(unsigned int early)
        smp_found_config = 1;
 }
 
+static void __init xen_pv_smp_config(void)
+{
+       _get_smp_config(false);
+}
+
 static void __init xen_pv_smp_prepare_boot_cpu(void)
 {
        BUG_ON(smp_processor_id() != 0);
@@ -455,6 +460,8 @@ void __init xen_smp_init(void)
        smp_ops = xen_smp_ops;
 
        /* Avoid searching for BIOS MP tables */
-       x86_init.mpparse.find_mptable = x86_init_noop;
-       x86_init.mpparse.get_smp_config = _get_smp_config;
+       x86_init.mpparse.find_mptable           = x86_init_noop;
+       x86_init.mpparse.early_parse_smp_cfg    = x86_init_noop;
+       x86_init.mpparse.parse_smp_cfg          = xen_pv_smp_config;
+       x86_init.mpparse.get_smp_config         = _get_smp_config;
 }