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Code Issues Releases Activity

Make UMA set the overloaded page->object back to kmem_object for

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UMA_ZONE_REFCNT and UMA_ZONE_MALLOC zones, as the page(s) undoubtedly
came from kmem_map for those two.  Previously it would set it back
to NULL for UMA_ZONE_REFCNT zones and although this was probably not
fatal, it added MORE code for no reason.
This commit is contained in:
Bosko Milekic 2005-02-16 20:06:11 +00:00
parent 513c5292f8
commit 500f29d06e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=141983
1 changed files with 2 additions and 8 deletions
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10
sys/vm/uma_core.c
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@ -754,15 +754,9 @@ zone_drain(uma_zone_t zone)
if ((keg->uk_flags & UMA_ZONE_MALLOC) ||
(keg->uk_flags & UMA_ZONE_REFCNT)) {
vm_object_t obj;
if (flags & UMA_SLAB_KMEM)
obj = kmem_object;
else
obj = NULL;
for (i = 0; i < keg->uk_ppera; i++)
vsetobj((vm_offset_t)mem + (i * PAGE_SIZE),
obj);
kmem_object);
}
if (keg->uk_flags & UMA_ZONE_OFFPAGE)
uma_zfree_internal(keg->uk_slabzone, slab, NULL,
@ -875,7 +869,7 @@ slab_zalloc(uma_zone_t zone, int wait)
(keg->uk_flags & UMA_ZONE_REFCNT))
for (i = 0; i < keg->uk_ppera; i++)
vsetobj((vm_offset_t)mem +
(i * PAGE_SIZE), NULL);
(i * PAGE_SIZE), kmem_object);
if (keg->uk_flags & UMA_ZONE_OFFPAGE)
uma_zfree_internal(keg->uk_slabzone, slab,
NULL, SKIP_NONE);