linux-kernel - [patch 03/53] x86/platform/ce4100: Dont override x86_init.mpparse.setup_ioapic

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Message-ID: <20230807135026.583926152@linutronix.de>
Date:   Mon,  7 Aug 2023 15:52:38 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, Tom Lendacky <thomas.lendacky@....com>,
        Andrew Cooper <andrew.cooper3@...rix.com>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        Huang Rui <ray.huang@....com>, Juergen Gross <jgross@...e.com>,
        Dimitri Sivanich <dimitri.sivanich@....com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Sohil Mehta <sohil.mehta@...el.com>,
        K Prateek Nayak <kprateek.nayak@....com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Zhang Rui <rui.zhang@...el.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Feng Tang <feng.tang@...el.com>,
        Andy Shevchenko <andy@...radead.org>
Subject: [patch 03/53] x86/platform/ce4100: Dont override
 x86_init.mpparse.setup_ioapic_ids

There is no point to do that. The ATOMs have an XAPIC for which this
function is a pointless exercise.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Andy Shevchenko <andy@...radead.org>
---
 arch/x86/include/asm/io_apic.h    |    1 -
 arch/x86/kernel/apic/io_apic.c    |    2 +-
 arch/x86/platform/ce4100/ce4100.c |    1 -
 3 files changed, 1 insertion(+), 3 deletions(-)

--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -140,7 +140,6 @@ extern void mask_ioapic_entries(void);
 extern int restore_ioapic_entries(void);
 
 extern void setup_ioapic_ids_from_mpc(void);
-extern void setup_ioapic_ids_from_mpc_nocheck(void);
 
 extern int mp_find_ioapic(u32 gsi);
 extern int mp_find_ioapic_pin(int ioapic, u32 gsi);
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1458,7 +1458,7 @@ void restore_boot_irq_mode(void)
  *
  * by Matt Domsch <Matt_Domsch@...l.com>  Tue Dec 21 12:25:05 CST 1999
  */
-void __init setup_ioapic_ids_from_mpc_nocheck(void)
+static void __init setup_ioapic_ids_from_mpc_nocheck(void)
 {
 	union IO_APIC_reg_00 reg_00;
 	physid_mask_t phys_id_present_map;
--- a/arch/x86/platform/ce4100/ce4100.c
+++ b/arch/x86/platform/ce4100/ce4100.c
@@ -139,7 +139,6 @@ void __init x86_ce4100_early_setup(void)
 	x86_init.resources.probe_roms = x86_init_noop;
 	x86_init.mpparse.get_smp_config = x86_init_uint_noop;
 	x86_init.mpparse.find_smp_config = x86_init_noop;
-	x86_init.mpparse.setup_ioapic_ids = setup_ioapic_ids_from_mpc_nocheck;
 	x86_init.pci.init = ce4100_pci_init;
 	x86_init.pci.init_irq = sdv_pci_init;