diff options
| author | Artur Grabowski <art@cvs.openbsd.org> | 2010-07-02 01:25:07 +0000 |
|---|---|---|
| committer | Artur Grabowski <art@cvs.openbsd.org> | 2010-07-02 01:25:07 +0000 |
| commit | 9d117e5e423280482f14797f20b9859c9ac00e9d (patch) | |
| tree | 2a8ab8f99aec52ff140b81e855394929f7204892 /sys/kern/kern_fork.c | |
| parent | 477e87fe3970be38615d29544b520bc46fe960e1 (diff) | |
add an align argument to uvm_km_kmemalloc_pla.
Use uvm_km_kmemalloc_pla with the dma constraint to allocate kernel stacks.
Yes, that means DMA is possible to kernel stacks, but only until we've fixed
all the scary drivers.
deraadt@ ok
Diffstat (limited to 'sys/kern/kern_fork.c')
| -rw-r--r-- | sys/kern/kern_fork.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index 83989845b69..8e4674cb6bb 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_fork.c,v 1.118 2010/06/30 21:01:45 thib Exp $ */ +/* $OpenBSD: kern_fork.c,v 1.119 2010/07/02 01:25:05 art Exp $ */ /* $NetBSD: kern_fork.c,v 1.29 1996/02/09 18:59:34 christos Exp $ */ /* @@ -242,7 +242,9 @@ fork1(struct proc *p1, int exitsig, int flags, void *stack, size_t stacksize, return (EAGAIN); } - uaddr = uvm_km_alloc1(kernel_map, USPACE, USPACE_ALIGN, 1); + uaddr = uvm_km_kmemalloc_pla(kernel_map, uvm.kernel_object, USPACE, + USPACE_ALIGN, 0, dma_constraint.ucr_low, dma_constraint.ucr_high, + 0, 0, USPACE/PAGE_SIZE); if (uaddr == 0) { chgproccnt(uid, -1); nprocs--; |