diff options
Diffstat (limited to 'common/vmem.c')
| -rw-r--r-- | common/vmem.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/common/vmem.c b/common/vmem.c index ffe9b32..9ff3b96 100644 --- a/common/vmem.c +++ b/common/vmem.c @@ -182,6 +182,9 @@ static struct sp_mem *sp_find_used_closest(struct sp_reg_root *r, vm_t start) struct sp_mem *closest = 0; size_t md = (size_t)(-1); struct sp_node *n = sp_root(r->used_regions); + if(!n) + return mem_container(sp_root(r->free_regions)); + while(n){ struct sp_mem *t = mem_container(n); size_t d = ABS((ssize_t)start - (ssize_t)t->start); @@ -415,12 +418,12 @@ size_t uvmem_size() * NOTE: not actually optimal, this doesn't bother to go through possible * permutations etc. which would be slow and I don't want to implement it. */ -vm_t map_fill_region(struct vm_branch_t *b, vm_t start, size_t bytes, uint8_t flags) +vm_t map_fill_region(struct vm_branch *b, vm_t start, size_t bytes, uint8_t flags) { pm_t offset = 0; pm_t runner = __page(start); size_t pages = __pages(bytes); - enum mm_order_t top = __mm_max_order; + enum mm_order top = __mm_max_order; /* actual start might not be the same as the user specified start */ start = __addr(runner); |