diff options
author | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
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committer | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
commit | 5596676e6c6c1e81e899cd0531f9b1c28a292669 (patch) | |
tree | b1a19fcdf05759281fab0d89efb13f0fdf42102e /sys/vm/vm_pageout.c | |
parent | 83e00d4274950d2b531c24692cd123538ffbddb9 (diff) | |
download | FreeBSD-src-5596676e6c6c1e81e899cd0531f9b1c28a292669.zip FreeBSD-src-5596676e6c6c1e81e899cd0531f9b1c28a292669.tar.gz |
KSE Milestone 2
Note ALL MODULES MUST BE RECOMPILED
make the kernel aware that there are smaller units of scheduling than the
process. (but only allow one thread per process at this time).
This is functionally equivalent to teh previousl -current except
that there is a thread associated with each process.
Sorry john! (your next MFC will be a doosie!)
Reviewed by: peter@freebsd.org, dillon@freebsd.org
X-MFC after: ha ha ha ha
Diffstat (limited to 'sys/vm/vm_pageout.c')
-rw-r--r-- | sys/vm/vm_pageout.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c index 187d8ba7..be7df98 100644 --- a/sys/vm/vm_pageout.c +++ b/sys/vm/vm_pageout.c @@ -546,7 +546,7 @@ vm_pageout_map_deactivate_pages(map, desired) vm_object_t obj, bigobj; GIANT_REQUIRED; - if (lockmgr(&map->lock, LK_EXCLUSIVE | LK_NOWAIT, (void *)0, curproc)) { + if (lockmgr(&map->lock, LK_EXCLUSIVE | LK_NOWAIT, (void *)0, curthread)) { return; } @@ -863,7 +863,7 @@ rescan0: mp = NULL; if (vp->v_type == VREG) vn_start_write(vp, &mp, V_NOWAIT); - if (vget(vp, LK_EXCLUSIVE|LK_NOOBJ, curproc)) { + if (vget(vp, LK_EXCLUSIVE|LK_NOOBJ, curthread)) { vn_finished_write(mp); if (object->flags & OBJ_MIGHTBEDIRTY) vnodes_skipped++; @@ -1162,11 +1162,14 @@ rescan0: } sx_sunlock(&allproc_lock); if (bigproc != NULL) { + struct ksegrp *kg; killproc(bigproc, "out of swap space"); mtx_lock_spin(&sched_lock); - bigproc->p_estcpu = 0; - bigproc->p_nice = PRIO_MIN; - resetpriority(bigproc); + FOREACH_KSEGRP_IN_PROC(bigproc, kg) { + kg->kg_estcpu = 0; + kg->kg_nice = PRIO_MIN; /* XXXKSE ??? */ + resetpriority(kg); + } mtx_unlock_spin(&sched_lock); PROC_UNLOCK(bigproc); wakeup(&cnt.v_free_count); @@ -1358,9 +1361,9 @@ vm_pageout() if (vm_pageout_stats_free_max == 0) vm_pageout_stats_free_max = 5; - PROC_LOCK(curproc); - curproc->p_flag |= P_BUFEXHAUST; - PROC_UNLOCK(curproc); + PROC_LOCK(curthread->td_proc); + curthread->td_proc->p_flag |= P_BUFEXHAUST; + PROC_UNLOCK(curthread->td_proc); swap_pager_swap_init(); pass = 0; /* @@ -1421,7 +1424,7 @@ vm_pageout() void pagedaemon_wakeup() { - if (!vm_pages_needed && curproc != pageproc) { + if (!vm_pages_needed && curthread->td_proc != pageproc) { vm_pages_needed++; wakeup(&vm_pages_needed); } |