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Permit vm_object_pip_add() and vm_object_pip_wakeup() on the kmem_object

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without Giant held.
This commit is contained in:
Alan Cox 2003-04-13 00:43:48 +00:00
parent f31c239da1
commit f279b88deb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=113419
1 changed files with 4 additions and 2 deletions
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6
sys/vm/vm_object.c
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@ -268,7 +268,8 @@ vm_object_clear_flag(vm_object_t object, u_short bits)
void
vm_object_pip_add(vm_object_t object, short i)
{
GIANT_REQUIRED;
mtx_assert(object == kmem_object ? &object->mtx : &Giant, MA_OWNED);
object->paging_in_progress += i;
}
@ -282,7 +283,8 @@ vm_object_pip_subtract(vm_object_t object, short i)
void
vm_object_pip_wakeup(vm_object_t object)
{
GIANT_REQUIRED;
mtx_assert(object == kmem_object ? &object->mtx : &Giant, MA_OWNED);
object->paging_in_progress--;
if ((object->flags & OBJ_PIPWNT) && object->paging_in_progress == 0) {
vm_object_clear_flag(object, OBJ_PIPWNT);