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x86, apic: Replace trampoline physical addresses with defaults

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The trampoline_phys_{high,low} members of struct apic are always
initialized to DEFAULT_TRAMPOLINE_PHYS_HIGH and TRAMPOLINE_PHYS_LOW,
respectively.  Hardwire the constants and remove the unneeded members.

Signed-off-by: David Rientjes <rientjes@google.com>
Link: http://lkml.kernel.org/r/alpine.DEB.2.02.1407302348330.17503@chino.kir.corp.google.com
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
David Rientjes
2014-07-30 23:53:27 -07:00
committed by H. Peter Anvin
parent 80a2670379
commit 6ab1b27c84
10 changed files with 8 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/kernel/apic/apic_flat_64.c
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@@ -196,8 +196,6 @@ static struct apic apic_flat = {
.send_IPI_all = flat_send_IPI_all,
.send_IPI_self = apic_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = default_inquire_remote_apic,
@@ -312,8 +310,6 @@ static struct apic apic_physflat = {
.send_IPI_all = physflat_send_IPI_all,
.send_IPI_self = apic_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = default_inquire_remote_apic,

4
arch/x86/kernel/apic/apic_noop.c
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@@ -168,10 +168,6 @@ struct apic apic_noop = {
.wakeup_secondary_cpu = noop_wakeup_secondary_cpu,
/* should be safe */
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = NULL,

2
arch/x86/kernel/apic/apic_numachip.c
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@@ -246,8 +246,6 @@ static const struct apic apic_numachip __refconst = {
.send_IPI_self = numachip_send_IPI_self,
.wakeup_secondary_cpu = numachip_wakeup_secondary,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = NULL, /* REMRD not supported */

3
arch/x86/kernel/apic/bigsmp_32.c
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@@ -196,9 +196,6 @@ static struct apic apic_bigsmp = {
.send_IPI_all = bigsmp_send_IPI_all,
.send_IPI_self = default_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = true,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = default_inquire_remote_apic,

3
arch/x86/kernel/apic/probe_32.c
View File

@@ -116,9 +116,6 @@ static struct apic apic_default = {
.send_IPI_all = default_send_IPI_all,
.send_IPI_self = default_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = true,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = default_inquire_remote_apic,

2
arch/x86/kernel/apic/x2apic_cluster.c
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@@ -277,8 +277,6 @@ static struct apic apic_x2apic_cluster = {
.send_IPI_all = x2apic_send_IPI_all,
.send_IPI_self = x2apic_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = NULL,

2
arch/x86/kernel/apic/x2apic_phys.c
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@@ -131,8 +131,6 @@ static struct apic apic_x2apic_phys = {
.send_IPI_all = x2apic_send_IPI_all,
.send_IPI_self = x2apic_send_IPI_self,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = NULL,

2
arch/x86/kernel/apic/x2apic_uv_x.c
View File

@@ -394,8 +394,6 @@ static struct apic __refdata apic_x2apic_uv_x = {
.send_IPI_self = uv_send_IPI_self,
.wakeup_secondary_cpu = uv_wakeup_secondary,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = false,
.smp_callin_clear_local_apic = NULL,
.inquire_remote_apic = NULL,