[tip: x86/apic] x86/apic: Remove pointless NULL initializations

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the x86/apic branch of tip:

Commit-ID:     1fddf1dcc58406e72551ca6aa6f0a81c438abb07
Gitweb:        https://git.kernel.org/tip/1fddf1dcc58406e72551ca6aa6f0a81c438abb07
Author:        Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate:    Tue, 08 Aug 2023 15:04:13 -07:00
Committer:     Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
CommitterDate: Wed, 09 Aug 2023 11:58:32 -07:00

x86/apic: Remove pointless NULL initializations

Wasted space for no value.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Tested-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>
Tested-by: Sohil Mehta <sohil.mehta@xxxxxxxxx>
Tested-by: Juergen Gross <jgross@xxxxxxxx> # Xen PV (dom0 and unpriv. guest)
---
 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(-)

diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c
index 1e268a0..f65419d 100644
--- 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_init = {
 
 	.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,
 
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
index bd6a95c..28b693b 100644
--- 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 val)
 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,
 
diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c
index 39ebe1a..9df0187 100644
--- 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 __refconst = {
 
 	.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 __refconst = {
 
 	.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,
 
diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c
index d9f52f2..5facf42 100644
--- 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_after_init = {
 
 	.max_apic_id			= 0xFE,
 	.get_apic_id			= default_get_apic_id,
-	.set_apic_id			= NULL,
 
 	.calc_dest_apicid		= apic_flat_calc_apicid,
 
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
index fcb96b9..47ee5c6 100644
--- 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_after_init = {
 
 	.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,
 
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 26891ac..5692514 100644
--- 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_after_init = {
 
 	.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,