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impementation of sched_{setparam, getparam, setscheduler, getscheduler, get_priority_min, get_priority_max, rr_get_interval} system calls

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Balazs Gerofi
2015-02-19 11:13:13 -08:00
parent 0dee04f16b
commit 0307f6a6cc
6 changed files with 433 additions and 1 deletions
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25
kernel/include/process.h
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@@ -316,6 +316,29 @@ struct fork_tree_node {
void hold_fork_tree_node(struct fork_tree_node *ftn);
void release_fork_tree_node(struct fork_tree_node *ftn);
/*
* Scheduling policies
*/
#define SCHED_NORMAL 0
#define SCHED_FIFO 1
#define SCHED_RR 2
#define SCHED_BATCH 3
/* SCHED_ISO: reserved but not implemented yet */
#define SCHED_IDLE 5
#define SCHED_DEADLINE 6
/* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
#define SCHED_RESET_ON_FORK 0x40000000
/*
* For the sched_{set,get}attr() calls
*/
#define SCHED_FLAG_RESET_ON_FORK 0x01
struct sched_param {
int sched_priority;
};
struct process {
int cpu_id;
@@ -327,6 +350,8 @@ struct process {
// Runqueue list entry
struct list_head sched_list;
int sched_policy;
struct sched_param sched_param;
ihk_spinlock_t spin_sleep_lock;
int spin_sleep;