diff options
| author | alc <alc@FreeBSD.org> | 2002-07-21 04:07:26 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2002-07-21 04:07:26 +0000 |
| commit | 906268112515f095a55e5f88b629b3219003c274 (patch) | |
| tree | cf8f5d0c457341d9ddc0430dc7ac229da4820211 /sys/pci | |
| parent | 30ec4e72722c97aebb1484546143c06ce494b330 (diff) | |
| download | FreeBSD-src-906268112515f095a55e5f88b629b3219003c274.zip FreeBSD-src-906268112515f095a55e5f88b629b3219003c274.tar.gz | |
o If the page returned by vm_page_grab(VM_ALLOC_ZERO) isn't prezeroed,
zero it.
Reviewed by: dfr, peter
Diffstat (limited to 'sys/pci')
| -rw-r--r-- | sys/pci/agp.c | 2 | ||||
| -rw-r--r-- | sys/pci/agp_i810.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/sys/pci/agp.c b/sys/pci/agp.c index 1726b4b..aa16c88 100644 --- a/sys/pci/agp.c +++ b/sys/pci/agp.c @@ -422,6 +422,8 @@ agp_generic_bind_memory(device_t dev, struct agp_memory *mem, */ m = vm_page_grab(mem->am_obj, OFF_TO_IDX(i), VM_ALLOC_ZERO | VM_ALLOC_RETRY); + if ((m->flags & PG_ZERO) == 0) + vm_page_zero_fill(m); AGP_DPF("found page pa=%#x\n", VM_PAGE_TO_PHYS(m)); vm_page_lock_queues(); vm_page_wire(m); diff --git a/sys/pci/agp_i810.c b/sys/pci/agp_i810.c index f6b7cc2..2916be8 100644 --- a/sys/pci/agp_i810.c +++ b/sys/pci/agp_i810.c @@ -371,6 +371,8 @@ agp_i810_alloc_memory(device_t dev, int type, vm_size_t size) */ vm_page_t m; m = vm_page_grab(mem->am_obj, 0, VM_ALLOC_ZERO|VM_ALLOC_RETRY); + if ((m->flags & PG_ZERO) == 0) + vm_page_zero_fill(m); vm_page_lock_queues(); vm_page_wire(m); mem->am_physical = VM_PAGE_TO_PHYS(m); |
