diff options
| author | Philip Guenther <guenther@cvs.openbsd.org> | 2016-11-07 00:26:34 +0000 |
|---|---|---|
| committer | Philip Guenther <guenther@cvs.openbsd.org> | 2016-11-07 00:26:34 +0000 |
| commit | bd87d530432bb59e0e8e9945eb3552c2580af213 (patch) | |
| tree | 094ceb36ef2db9352c5687de586c5176477f3c21 /sys/uvm | |
| parent | 174c1a4b3e7ca128b5540d3419d42f4d056e96af (diff) | |
Split PID from TID, giving processes a PID unrelated to the TID of their
initial thread
ok jsing@ kettenis@
Diffstat (limited to 'sys/uvm')
| -rw-r--r-- | sys/uvm/uvm_map.c | 4 | ||||
| -rw-r--r-- | sys/uvm/uvm_page.c | 8 | ||||
| -rw-r--r-- | sys/uvm/uvm_page.h | 4 |
3 files changed, 8 insertions, 8 deletions
diff --git a/sys/uvm/uvm_map.c b/sys/uvm/uvm_map.c index 7b3a51cd1af..10a9ab0601a 100644 --- a/sys/uvm/uvm_map.c +++ b/sys/uvm/uvm_map.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_map.c,v 1.225 2016/09/16 02:35:42 dlg Exp $ */ +/* $OpenBSD: uvm_map.c,v 1.226 2016/11/07 00:26:33 guenther Exp $ */ /* $NetBSD: uvm_map.c,v 1.86 2000/11/27 08:40:03 chs Exp $ */ /* @@ -2951,7 +2951,7 @@ uvm_page_printit(pg, full, pr) pg->uobject, pg->uanon, (long long)pg->offset); #if defined(UVM_PAGE_TRKOWN) if (pg->pg_flags & PG_BUSY) - (*pr)(" owning process = %d, tag=%s", + (*pr)(" owning thread = %d, tag=%s", pg->owner, pg->owner_tag); else (*pr)(" page not busy, no owner"); diff --git a/sys/uvm/uvm_page.c b/sys/uvm/uvm_page.c index 24a150c859f..4002c61dfad 100644 --- a/sys/uvm/uvm_page.c +++ b/sys/uvm/uvm_page.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_page.c,v 1.145 2016/09/16 02:35:42 dlg Exp $ */ +/* $OpenBSD: uvm_page.c,v 1.146 2016/11/07 00:26:33 guenther Exp $ */ /* $NetBSD: uvm_page.c,v 1.44 2000/11/27 08:40:04 chs Exp $ */ /* @@ -1077,7 +1077,7 @@ uvm_page_unbusy(struct vm_page **pgs, int npgs) * * => this is a debugging function that keeps track of who sets PG_BUSY * and where they do it. it can be used to track down problems - * such a process setting "PG_BUSY" and never releasing it. + * such a thread setting "PG_BUSY" and never releasing it. * => if "tag" is NULL then we are releasing page ownership */ void @@ -1087,11 +1087,11 @@ uvm_page_own(struct vm_page *pg, char *tag) if (tag) { if (pg->owner_tag) { printf("uvm_page_own: page %p already owned " - "by proc %d [%s]\n", pg, + "by thread %d [%s]\n", pg, pg->owner, pg->owner_tag); panic("uvm_page_own"); } - pg->owner = (curproc) ? curproc->p_pid : (pid_t) -1; + pg->owner = (curproc) ? curproc->p_tid : (pid_t) -1; pg->owner_tag = tag; return; } diff --git a/sys/uvm/uvm_page.h b/sys/uvm/uvm_page.h index ca1fc255d3c..6ea58655b01 100644 --- a/sys/uvm/uvm_page.h +++ b/sys/uvm/uvm_page.h @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_page.h,v 1.62 2016/09/16 02:35:42 dlg Exp $ */ +/* $OpenBSD: uvm_page.h,v 1.63 2016/11/07 00:26:33 guenther Exp $ */ /* $NetBSD: uvm_page.h,v 1.19 2000/12/28 08:24:55 chs Exp $ */ /* @@ -112,7 +112,7 @@ struct vm_page { #if defined(UVM_PAGE_TRKOWN) /* debugging fields to track page ownership */ - pid_t owner; /* proc that set PG_BUSY */ + pid_t owner; /* thread that set PG_BUSY */ char *owner_tag; /* why it was set busy */ #endif }; |