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Message type for SCHEDULING_SET_NICE

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Change-Id: I4f8450b0de235627383035653ec58761fc7e3985
This commit is contained in:
Lionel Sambuc 2014-05-14 18:10:23 +02:00
parent 9f350d76ef
commit c6db5a91e7
4 changed files with 16 additions and 7 deletions
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1
include/minix/com.h
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@ -1003,7 +1003,6 @@
/* These are used for SYS_SCHEDULE, a reply to SCHEDULING_NO_QUANTUM */ /* These are used for SYS_SCHEDULE, a reply to SCHEDULING_NO_QUANTUM */
# define SCHEDULING_ENDPOINT m9_l1 # define SCHEDULING_ENDPOINT m9_l1
#define SCHEDULING_START (SCHEDULING_BASE+2) #define SCHEDULING_START (SCHEDULING_BASE+2)
# define SCHEDULING_MAXPRIO m9_l4
#define SCHEDULING_STOP (SCHEDULING_BASE+3) #define SCHEDULING_STOP (SCHEDULING_BASE+3)
#define SCHEDULING_SET_NICE (SCHEDULING_BASE+4) #define SCHEDULING_SET_NICE (SCHEDULING_BASE+4)
#define SCHEDULING_INHERIT (SCHEDULING_BASE+5) #define SCHEDULING_INHERIT (SCHEDULING_BASE+5)

10
include/minix/ipc.h
View file

@ -700,6 +700,14 @@ typedef struct {
} mess_pm_lc_getuid; } mess_pm_lc_getuid;
_ASSERT_MSG_SIZE(mess_pm_lc_getuid); _ASSERT_MSG_SIZE(mess_pm_lc_getuid);
typedef struct {
endpoint_t endpoint;
uint32_t maxprio;
uint8_t padding[48];
} mess_pm_sched_scheduling_set_nice;
_ASSERT_MSG_SIZE(mess_pm_sched_scheduling_set_nice);
typedef struct { typedef struct {
endpoint_t endpt; endpoint_t endpt;
int result; int result;
@ -1241,6 +1249,8 @@ typedef struct {
mess_pm_lsys_getepinfo m_pm_lsys_getepinfo; mess_pm_lsys_getepinfo m_pm_lsys_getepinfo;
mess_pm_lsys_getprocnr m_pm_lsys_getprocnr; mess_pm_lsys_getprocnr m_pm_lsys_getprocnr;
mess_pm_sched_scheduling_set_nice m_pm_sched_scheduling_set_nice;
mess_rs_pm_exec_restart m_rs_pm_exec_restart; mess_rs_pm_exec_restart m_rs_pm_exec_restart;
mess_rs_pm_srv_kill m_rs_pm_srv_kill; mess_rs_pm_srv_kill m_rs_pm_srv_kill;

4
servers/pm/schedule.c
View file

@ -102,8 +102,8 @@ int sched_nice(struct mproc *rmp, int nice)
return rv; return rv;
} }
m.SCHEDULING_ENDPOINT = rmp->mp_endpoint; m.m_pm_sched_scheduling_set_nice.endpoint = rmp->mp_endpoint;
m.SCHEDULING_MAXPRIO = (int) maxprio; m.m_pm_sched_scheduling_set_nice.maxprio = maxprio;
if ((rv = _taskcall(rmp->mp_scheduler, SCHEDULING_SET_NICE, &m))) { if ((rv = _taskcall(rmp->mp_scheduler, SCHEDULING_SET_NICE, &m))) {
return rv; return rv;
} }

8
servers/sched/schedule.c
View file

@ -264,14 +264,14 @@ int do_nice(message *m_ptr)
if (!accept_message(m_ptr)) if (!accept_message(m_ptr))
return EPERM; return EPERM;
if (sched_isokendpt(m_ptr->SCHEDULING_ENDPOINT, &proc_nr_n) != OK) { if (sched_isokendpt(m_ptr->m_pm_sched_scheduling_set_nice.endpoint, &proc_nr_n) != OK) {
printf("SCHED: WARNING: got an invalid endpoint in OOQ msg " printf("SCHED: WARNING: got an invalid endpoint in OoQ msg "
"%ld\n", m_ptr->SCHEDULING_ENDPOINT); "%d\n", m_ptr->m_pm_sched_scheduling_set_nice.endpoint);
return EBADEPT; return EBADEPT;
} }
rmp = &schedproc[proc_nr_n]; rmp = &schedproc[proc_nr_n];
new_q = (unsigned) m_ptr->SCHEDULING_MAXPRIO; new_q = m_ptr->m_pm_sched_scheduling_set_nice.maxprio;
if (new_q >= NR_SCHED_QUEUES) { if (new_q >= NR_SCHED_QUEUES) {
return EINVAL; return EINVAL;
} }