diff options
| author | dfr <dfr@FreeBSD.org> | 1998-08-24 08:39:39 +0000 |
|---|---|---|
| committer | dfr <dfr@FreeBSD.org> | 1998-08-24 08:39:39 +0000 |
| commit | 5fdaeb281d55485bff844095417fc1fbe1e45922 (patch) | |
| tree | 896c704e890ada16cbc9fb366182b5bb739b46ec /sys/vm/vm_kern.c | |
| parent | 1fb12a8979b46c244de5277f71b805b2fa8a39ad (diff) | |
| download | FreeBSD-src-5fdaeb281d55485bff844095417fc1fbe1e45922.zip FreeBSD-src-5fdaeb281d55485bff844095417fc1fbe1e45922.tar.gz | |
Change various syscalls to use size_t arguments instead of u_int.
Add some overflow checks to read/write (from bde).
Change all modifications to vm_page::flags, vm_page::busy, vm_object::flags
and vm_object::paging_in_progress to use operations which are not
interruptable.
Reviewed by: Bruce Evans <bde@zeta.org.au>
Diffstat (limited to 'sys/vm/vm_kern.c')
| -rw-r--r-- | sys/vm/vm_kern.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/vm/vm_kern.c b/sys/vm/vm_kern.c index 6a71c87..6097257 100644 --- a/sys/vm/vm_kern.c +++ b/sys/vm/vm_kern.c @@ -61,7 +61,7 @@ * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. * - * $Id: vm_kern.c,v 1.47 1998/06/05 21:48:45 dg Exp $ + * $Id: vm_kern.c,v 1.48 1998/06/21 14:53:41 bde Exp $ */ /* @@ -181,7 +181,7 @@ kmem_alloc(map, size) VM_ALLOC_ZERO | VM_ALLOC_RETRY); if ((mem->flags & PG_ZERO) == 0) vm_page_zero_fill(mem); - mem->flags &= ~(PG_BUSY | PG_ZERO); + PAGE_CLEAR_FLAG(mem, (PG_BUSY | PG_ZERO)); mem->valid = VM_PAGE_BITS_ALL; } @@ -332,7 +332,7 @@ retry: vm_map_unlock(map); return (0); } - m->flags &= ~PG_ZERO; + PAGE_CLEAR_FLAG(m, PG_ZERO); m->valid = VM_PAGE_BITS_ALL; } @@ -361,7 +361,7 @@ retry: PAGE_WAKEUP(m); pmap_enter(kernel_pmap, addr + i, VM_PAGE_TO_PHYS(m), VM_PROT_ALL, 1); - m->flags |= PG_MAPPED | PG_WRITEABLE | PG_REFERENCED; + PAGE_SET_FLAG(m, PG_MAPPED | PG_WRITEABLE | PG_REFERENCED); } vm_map_unlock(map); |
