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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
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9
arch/x86/include/asm/apic.h
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@@ -335,9 +335,6 @@ struct apic {
/* wakeup_secondary_cpu */
int (*wakeup_secondary_cpu)(int apicid, unsigned long start_eip);
int trampoline_phys_low;
int trampoline_phys_high;
bool wait_for_init_deassert;
void (*smp_callin_clear_local_apic)(void);
void (*inquire_remote_apic)(int apicid);
@@ -480,10 +477,10 @@ static inline unsigned default_get_apic_id(unsigned long x)
}
/*
* Warm reset vector default position:
* Warm reset vector position:
*/
#define DEFAULT_TRAMPOLINE_PHYS_LOW 0x467
#define DEFAULT_TRAMPOLINE_PHYS_HIGH 0x469
#define TRAMPOLINE_PHYS_LOW 0x467
#define TRAMPOLINE_PHYS_HIGH 0x469
#ifdef CONFIG_X86_64
extern void apic_send_IPI_self(int vector);