linux-kernel - [patch V3 46/60] x86/apic: Remove pointless NULL initializations

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Date:   Tue,  1 Aug 2023 12:47:38 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, Andrew Cooper <andrew.cooper3@...rix.com>,
        Tom Lendacky <thomas.lendacky@....com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Wei Liu <wei.liu@...nel.org>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        Juergen Gross <jgross@...e.com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Peter Keresztes Schmidt <peter@...esztesschmidt.de>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: [patch V3 46/60] x86/apic: Remove pointless NULL initializations

Wasted space for no value.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 arch/x86/kernel/apic/apic_flat_64.c  |    2 --
 arch/x86/kernel/apic/apic_noop.c     |    2 --
 arch/x86/kernel/apic/apic_numachip.c |    4 ----
 arch/x86/kernel/apic/probe_32.c      |    1 -
 arch/x86/kernel/apic/x2apic_phys.c   |    2 --
 arch/x86/kernel/apic/x2apic_uv_x.c   |    2 --
 6 files changed, 13 deletions(-)

--- a/arch/x86/kernel/apic/apic_flat_64.c
+++ b/arch/x86/kernel/apic/apic_flat_64.c
@@ -87,9 +87,7 @@ static struct apic apic_flat __ro_after_
 
 	.disable_esr			= 0,
 
-	.check_apicid_used		= NULL,
 	.init_apic_ldr			= default_init_apic_ldr,
-	.ioapic_phys_id_map		= NULL,
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.phys_pkg_id			= flat_phys_pkg_id,
 
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -65,7 +65,6 @@ static void noop_apic_write(u32 reg, u32
 struct apic apic_noop __ro_after_init = {
 	.name				= "noop",
 	.probe				= noop_probe,
-	.acpi_madt_oem_check		= NULL,
 
 	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.dest_mode_logical		= true,
@@ -80,7 +79,6 @@ struct apic apic_noop __ro_after_init =
 
 	.max_apic_id			= 0xFE,
 	.get_apic_id			= noop_get_apic_id,
-	.set_apic_id			= NULL,
 
 	.calc_dest_apicid		= apic_flat_calc_apicid,
 
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -227,8 +227,6 @@ static const struct apic apic_numachip1
 
 	.disable_esr			= 0,
 
-	.check_apicid_used		= NULL,
-	.ioapic_phys_id_map		= NULL,
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.phys_pkg_id			= numachip_phys_pkg_id,
 
@@ -266,8 +264,6 @@ static const struct apic apic_numachip2
 
 	.disable_esr			= 0,
 
-	.check_apicid_used		= NULL,
-	.ioapic_phys_id_map		= NULL,
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.phys_pkg_id			= numachip_phys_pkg_id,
 
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -48,7 +48,6 @@ static struct apic apic_default __ro_aft
 
 	.max_apic_id			= 0xFE,
 	.get_apic_id			= default_get_apic_id,
-	.set_apic_id			= NULL,
 
 	.calc_dest_apicid		= apic_flat_calc_apicid,
 
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -150,8 +150,6 @@ static struct apic apic_x2apic_phys __ro
 
 	.disable_esr			= 0,
 
-	.check_apicid_used		= NULL,
-	.ioapic_phys_id_map		= NULL,
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.phys_pkg_id			= x2apic_phys_pkg_id,
 
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -811,8 +811,6 @@ static struct apic apic_x2apic_uv_x __ro
 
 	.disable_esr			= 0,
 
-	.check_apicid_used		= NULL,
-	.ioapic_phys_id_map		= NULL,
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.phys_pkg_id			= uv_phys_pkg_id,