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Fixed some minor issues with the NOTIFY call.

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This commit is contained in:
Jorrit Herder
2005-05-24 14:35:58 +00:00
parent 70cdffcc18
commit 0899f82ab2
22 changed files with 87 additions and 137 deletions
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14
kernel/clock.c
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@@ -128,7 +128,7 @@ PUBLIC void clock_task()
*/
if (result != EDONTREPLY) {
m.m_type = result;
lock_send(CLOCK, m.m_source, &m);
lock_send(m.m_source, &m);
}
}
}
@@ -186,8 +186,6 @@ irq_hook_t *hook;
*
* Many global global and static variables are accessed here. The safety
* of this must be justified. Most of them are not changed here:
* k_reenter:
* This safely tells if the clock interrupt is nested.
* proc_ptr, bill_ptr:
* These are used for accounting. It does not matter if proc.c
* is changing them, provided they are always valid pointers,
@@ -238,9 +236,9 @@ irq_hook_t *hook;
pending_ticks += ticks;
now = realtime + pending_ticks;
rp = (k_reenter == 0) ? proc_ptr : proc_addr(HARDWARE);
rp->user_time += ticks;
if (rp != bill_ptr && rp != proc_addr(IDLE)) bill_ptr->sys_time += ticks;
/* Update administration. */
proc_ptr->user_time += ticks;
if (proc_ptr != bill_ptr) bill_ptr->sys_time += ticks;
/* Check if do_clocktick() must be called. Done for alarms and scheduling.
* If bill_ptr == prev_ptr, there are no ready users so don't need sched().
@@ -249,10 +247,10 @@ irq_hook_t *hook;
&& rdy_head[PPRI_USER] != NIL_PROC))
{
m.NOTIFY_TYPE = HARD_INT;
lock_notify(HARDWARE, CLOCK, &m);
lock_notify(CLOCK, &m);
}
else if (--sched_ticks == 0) {
sched_ticks = SCHED_RATE; /* reset quantum */
sched_ticks = SCHED_RATE; /* reset the quantum */
prev_ptr = bill_ptr; /* new previous process */
}
return(1); /* reenable clock interrupts */