sys/src/sys_affinity.c File Reference

system service affinities More...

#include <linux/config.h>
#include <linux/linkage.h>
#include <far_pointers.h>
#include <linux/sched.h>
#include <ssdef.h>
#include <cpbdef.h>
#include <ipldef.h>
#include <statedef.h>
#include <internals.h>
#include <prvdef.h>
#include <sch_routines.h>
#include <exe_routines.h>
#include <capdef.h>
#include <starlet.h>

Go to the source code of this file.

Functions
asmlinkage int	exe_process_affinity (unsigned int *pidadr, void *prcnam, struct _generic_64 *select_mask, struct _generic_64 *modify_mask, struct _generic_64 *prev_mask, struct _generic_64 *flags,...)
	system service for explicit affinity mask - see 7.0 2.5.2
asmlinkage int	exe_set_implicit_affinity (unsigned int *pidadr, void *prcnam, struct _generic_64 *state, int cpu_id, struct _generic_64 *prev_mask)
	system service for implicit affinity mask - see 7.0 2.5.4
asmlinkage int	exe_process_affinity_wrap (struct struct_args *s)

---

Detailed Description

system service affinities

Author:

Roar Thronæs

Definition in file sys_affinity.c.

---

Function Documentation

asmlinkage int exe_process_affinity	(	unsigned int *	pidadr,
		void *	prcnam,
		struct _generic_64 *	select_mask,
		struct _generic_64 *	modify_mask,
		struct _generic_64 *	prev_mask,
		struct _generic_64 *	flags,
			...
	)

system service for explicit affinity mask - see 7.0 2.5.2

lots of flags and checks unimplemented

call set_affinity

Definition at line 32 of file sys_affinity.c.

References _pcb, ctl_gl_pcb, exe_nampid(), IPL__ASTDEL, sch_clear_affinity(), sch_set_affinity(), SPIN_SCHED, SS__NOPRIV, and SS__NORMAL.

Referenced by exe_process_affinity_wrap().

asmlinkage int exe_process_affinity_wrap

(

struct struct_args *

s

)

Definition at line 107 of file sys_affinity.c.

References exe_process_affinity(), struct_args::s1, struct_args::s2, struct_args::s3, struct_args::s4, struct_args::s5, and struct_args::s6.

asmlinkage int exe_set_implicit_affinity	(	unsigned int *	pidadr,
		void *	prcnam,
		struct _generic_64 *	state,
		int	cpu_id,
		struct _generic_64 *	prev_mask
	)

system service for implicit affinity mask - see 7.0 2.5.4

lots of flags and checks unimplemented

maybe do acquire affinity

maybe do release affinity

Definition at line 69 of file sys_affinity.c.

References _pcb, CAP_M_IMPLICIT_AFFINITY_CLEAR, CAP_M_IMPLICIT_AFFINITY_SET, CAP_M_IMPLICIT_DEFAULT_ONLY, ctl_gl_pcb, exe_nampid(), IPL__ASTDEL, PRV_M_ALTPRI, sch_acquire_affinity(), sch_gl_default_process_cap, sch_release_affinity(), SPIN_SCHED, SS__NOPRIV, and SS__NORMAL.