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Date: Fri, 16 Feb 2024 15:17:14 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@linutronix.de>
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Subject:
 [tip: x86/apic] x86/xen/smp_pv: Prepare for separate mpparse callbacks
Cc: Thomas Gleixner <tglx@linutronix.de>,
 Michael Kelley <mhklinux@outlook.com>, Sohil Mehta <sohil.mehta@intel.com>,
 x86@kernel.org, linux-kernel@vger.kernel.org
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The following commit has been merged into the x86/apic branch of tip:

Commit-ID:     0baf4d485cbe5c1b94433f3f5aed2e6e6cd91b02
Gitweb:        https://git.kernel.org/tip/0baf4d485cbe5c1b94433f3f5aed2e6e6cd91b02
Author:        Thomas Gleixner <tglx@linutronix.de>
AuthorDate:    Tue, 13 Feb 2024 22:05:12 +01:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 15 Feb 2024 22:07:40 +01:00

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


---
 arch/x86/xen/smp_pv.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 44c35b1..bd939b8 100644
--- 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;
 }