diff options
Diffstat (limited to 'common/vmem.c')
| -rw-r--r-- | common/vmem.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/common/vmem.c b/common/vmem.c index 7b1fa4f..229963c 100644 --- a/common/vmem.c +++ b/common/vmem.c @@ -299,8 +299,11 @@ vm_t alloc_region(struct sp_reg_root *r, vm_t alloc_fixed_region(struct sp_reg_root *r, vm_t start, size_t size, size_t *actual_size) { - *actual_size = align_up(size, BASE_PAGE_SIZE); - size_t pages = __page(*actual_size); + size_t asize = align_up(size, BASE_PAGE_SIZE); + if(actual_size) + *actual_size = asize; + + size_t pages = __page(asize); start = __page(start); struct sp_mem *m = sp_find_used_closest(r, start); @@ -309,7 +312,7 @@ vm_t alloc_fixed_region(struct sp_reg_root *r, /* locate actual region where start is between the region start and end */ while(!((m->start <= start) && (start <= m->end))){ - if(start < m->start) + if(start > m->start) m = m->next; else m = m->prev; |