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Commit cff73a6f authored by Suresh Siddha's avatar Suresh Siddha Committed by Ingo Molnar
Browse files

x64, x2apic/intr-remap: introcude self IPI to genapic routines 



Introduce self IPI op for genapic.

Signed-off-by: default avatarSuresh Siddha <suresh.b.siddha@intel.com>
Cc: akpm@linux-foundation.org
Cc: arjan@linux.intel.com
Cc: andi@firstfloor.org
Cc: ebiederm@xmission.com
Cc: jbarnes@virtuousgeek.org
Cc: steiner@sgi.com
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 13c88fb5

arch/x86/kernel/genapic_64.c

+1 −1
Original line number Diff line number Diff line
@@ -61,7 +61,7 @@ void __init setup_apic_routing(void) 


/* Same for both flat and physical. */



void send_IPI_self(int vector)

void apic_send_IPI_self(int vector)

{

	__send_IPI_shortcut(APIC_DEST_SELF, vector, APIC_DEST_PHYSICAL);

}

arch/x86/kernel/genapic_flat_64.c

+2 −0
Original line number Diff line number Diff line
@@ -131,6 +131,7 @@ struct genapic apic_flat = { 
	.send_IPI_all = flat_send_IPI_all,

	.send_IPI_allbutself = flat_send_IPI_allbutself,

	.send_IPI_mask = flat_send_IPI_mask,

	.send_IPI_self = apic_send_IPI_self,

	.cpu_mask_to_apicid = flat_cpu_mask_to_apicid,

	.phys_pkg_id = phys_pkg_id,

	.read_apic_id = read_xapic_id,
@@ -196,6 +197,7 @@ struct genapic apic_physflat = { 
	.send_IPI_all = physflat_send_IPI_all,

	.send_IPI_allbutself = physflat_send_IPI_allbutself,

	.send_IPI_mask = physflat_send_IPI_mask,

	.send_IPI_self = apic_send_IPI_self,

	.cpu_mask_to_apicid = physflat_cpu_mask_to_apicid,

	.phys_pkg_id = phys_pkg_id,

	.read_apic_id = read_xapic_id,

include/asm-x86/genapic_64.h

+2 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ struct genapic { 
	void (*send_IPI_mask)(cpumask_t mask, int vector);

	void (*send_IPI_allbutself)(int vector);

	void (*send_IPI_all)(int vector);

	void (*send_IPI_self)(int vector);

	/* */

	unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);

	unsigned int (*phys_pkg_id)(int index_msb);
@@ -36,6 +37,7 @@ extern struct genapic apic_flat; 
extern struct genapic apic_physflat;

extern int acpi_madt_oem_check(char *, char *);



extern void apic_send_IPI_self(int vector);

enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};

extern enum uv_system_type get_uv_system_type(void);

extern int is_uv_system(void);

include/asm-x86/hw_irq.h

+2 −0
Original line number Diff line number Diff line
@@ -72,7 +72,9 @@ extern void enable_IO_APIC(void); 
#endif



/* IPI functions */

#ifdef CONFIG_X86_32

extern void send_IPI_self(int vector);

#endif

extern void send_IPI(int dest, int vector);



/* Statistics */

include/asm-x86/mach-default/mach_apic.h

+1 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ static inline cpumask_t target_cpus(void) 
#define phys_pkg_id	(genapic->phys_pkg_id)

#define vector_allocation_domain    (genapic->vector_allocation_domain)

#define read_apic_id  (genapic->read_apic_id)

#define send_IPI_self (genapic->send_IPI_self)

extern void setup_apic_routing(void);

#else

#define INT_DELIVERY_MODE dest_LowestPrio