diff options
Diffstat (limited to 'src/vmem.c')
| -rw-r--r-- | src/vmem.c | 18 |
1 files changed, 10 insertions, 8 deletions
@@ -83,8 +83,8 @@ static stat_t __copy_shared_region(struct tcb *d, struct mem_region *m) reference_thread(s); size_t size = end - start; - vm_t v = alloc_fixed_region(&d->uvmem.region, start, size, &size, - m->flags); + vm_t v = alloc_shared_fixed_region(&d->uvmem.region, start, size, &size, + m->flags, m->pid); if (ERR_CODE(v)) return v; @@ -155,9 +155,9 @@ static void __free_mapping(struct tcb *t, struct mem_region *m) size_t size = end - start; if (m->pid) - unmap_fixed_region(t->proc.vmem, start, size); + unmap_fixed_region(t->uvmem.vmem, start, size); else - unmap_region(t->proc.vmem, start, size); + unmap_region(t->uvmem.vmem, start, size); } void clear_uvmem(struct tcb *t) @@ -165,7 +165,7 @@ void clear_uvmem(struct tcb *t) if (t->uvmem.owner != t->tid) return; - struct mem_region *m = find_closest_used_region(&t->uvmem.region, 0); + struct mem_region *m = find_first_region(&t->uvmem.region); for (; m; m = m->next) { if (is_region_kept(m)) continue; @@ -183,7 +183,7 @@ void purge_uvmem(struct tcb *t) if (t->uvmem.owner != t->tid) return; - struct mem_region *m = find_closest_used_region(&t->uvmem.region, 0); + struct mem_region *m = find_first_region(&t->uvmem.region); for (; m; m = m->next) { if (!is_set(m->flags, MR_USED)) continue; @@ -266,11 +266,13 @@ vm_t alloc_fixed_uvmem(struct tcb *t, vm_t start, size_t size, vmflags_t flags) return v; } -vm_t map_fixed_uvmem(struct tcb *t, pm_t start, size_t size, vmflags_t flags) +vm_t map_shared_fixed_uvmem(struct tcb *t, pm_t start, size_t size, + vmflags_t flags) { assert(is_aligned(start, BASE_PAGE_SIZE)); - const vm_t v = alloc_region(&t->uvmem.region, size, &size, flags); + const vm_t v = alloc_shared_region(&t->uvmem.region, size, &size, flags, + get_rproc(t)->tid); if (ERR_CODE(v)) return v; |