switch_to_32.h File Reference

#include <asm/smp.h>

Go to the source code of this file.

Macros
#define	SWITCH_ENTER(prv)   /* */
#define	SWITCH_DO_LAZY_FPU(nxt)
#define	prepare_arch_switch(next)
#define	switch_to(prev, next, last)

Functions
void	fpsave (unsigned long *fpregs, unsigned long *fsr, void *fpqueue, unsigned long *fpqdepth)
void	synchronize_user_stack (void)

Variables
struct thread_info *	current_set [NR_CPUS]

Macro Definition Documentation

#define prepare_arch_switch

(

next

)

Value:

do { \
    __asm__ __volatile__( \
    ".globl\tflush_patch_switch\nflush_patch_switch:\n\t" \
    "save %sp, -0x40, %sp; save %sp, -0x40, %sp; save %sp, -0x40, %sp\n\t" \
    "save %sp, -0x40, %sp; save %sp, -0x40, %sp; save %sp, -0x40, %sp\n\t" \
    "save %sp, -0x40, %sp\n\t" \
    "restore; restore; restore; restore; restore; restore; restore"); \
} while(0)

Definition at line 37 of file switch_to_32.h.

#define SWITCH_DO_LAZY_FPU

(

nxt

)

Value:

do {            \
    if (last_task_used_math != (nxt))       \
        (nxt)->thread.kregs->psr&=~PSR_EF;  \
    } while(0)

Definition at line 30 of file switch_to_32.h.

#define SWITCH_ENTER

(

prv

)

/* */

Definition at line 29 of file switch_to_32.h.

#define switch_to	(		prev,
			next,
			last
	)

Definition at line 57 of file switch_to_32.h.

Function Documentation

void fpsave	(	unsigned long *	fpregs,
		unsigned long *	fsr,
		void *	fpqueue,
		unsigned long *	fpqdepth
	)

void synchronize_user_stack

(

void

)

Definition at line 506 of file process_64.c.

Variable Documentation

struct thread_info* current_set[NR_CPUS]

Definition at line 312 of file smp.c.