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Sigh. Try to get priorities sorted out. Don't bother trying to

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update native priority, it is diffcult to get right and likely
to end up horribly wrong.  Use an honestly wrong fixed value
that seems to work; PUSER for user threads, and the interrupt
priority for ithreads.  Set it once when the process is created
and forget about it.

Suggested by:	bde
Pointy hat:	me
This commit is contained in:
jake 2001-02-28 02:53:44 +00:00
parent b31794bc17
commit 623f06756a
6 changed files with 2 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sys/kern/init_main.c
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@ -306,7 +306,7 @@ proc0_init(void *dummy __unused)
p->p_nice = NZERO;
p->p_pri.pri_class = PRI_TIMESHARE;
p->p_pri.pri_level = PVM;
p->p_pri.pri_native = PRI_MAX;
p->p_pri.pri_native = PUSER;
p->p_pri.pri_user = PUSER;
p->p_peers = 0;

1
sys/kern/kern_fork.c
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@ -357,7 +357,6 @@ fork1(p1, flags, procp)
p2 = newproc;
p2->p_intr_nesting_level = 0;
p2->p_pri.pri_native = PRI_MAX;
p2->p_stat = SIDL; /* protect against others */
p2->p_pid = trypid;
LIST_INSERT_HEAD(&allproc, p2, p_list);

1
sys/kern/kern_intr.c
View File

@ -134,6 +134,7 @@ ithread_update(struct ithd *ithd)
entropy = 0;
p->p_pri.pri_level = ih->ih_pri;
p->p_pri.pri_native = ih->ih_pri;
TAILQ_FOREACH(ih, &ithd->it_handlers, ih_next) {
if (strlen(p->p_comm) + strlen(ih->ih_name) + 1 <
sizeof(p->p_comm)) {

2
sys/kern/kern_mutex.c
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@ -426,8 +426,6 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line)
p->p_blocked = m;
p->p_mtxname = m->mtx_description;
p->p_stat = SMTX;
if (p->p_pri.pri_native == PRI_MAX)
p->p_pri.pri_native = p->p_pri.pri_level;
propagate_priority(p);
if ((opts & MTX_QUIET) == 0)

2
sys/kern/subr_turnstile.c
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@ -426,8 +426,6 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line)
p->p_blocked = m;
p->p_mtxname = m->mtx_description;
p->p_stat = SMTX;
if (p->p_pri.pri_native == PRI_MAX)
p->p_pri.pri_native = p->p_pri.pri_level;
propagate_priority(p);
if ((opts & MTX_QUIET) == 0)

2
sys/kern/subr_witness.c
View File

@ -426,8 +426,6 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line)
p->p_blocked = m;
p->p_mtxname = m->mtx_description;
p->p_stat = SMTX;
if (p->p_pri.pri_native == PRI_MAX)
p->p_pri.pri_native = p->p_pri.pri_level;
propagate_priority(p);
if ((opts & MTX_QUIET) == 0)