util: Cleanup and rename os_mem_prealloc()

Let's
* give the function a "qemu_*" style name
* make sure the parameters in the implementation match the prototype
* rename smp_cpus to max_threads, which makes the semantics of that
  parameter clearer

... and add a function documentation.

Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Message-Id: <20221014134720.168738-2-david@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
This commit is contained in:
David Hildenbrand 2022-10-14 15:47:14 +02:00
parent d0180f0acb
commit 6556aadc18
6 changed files with 36 additions and 23 deletions

View file

@ -232,7 +232,7 @@ static void host_memory_backend_set_prealloc(Object *obj, bool value,
void *ptr = memory_region_get_ram_ptr(&backend->mr);
uint64_t sz = memory_region_size(&backend->mr);
os_mem_prealloc(fd, ptr, sz, backend->prealloc_threads, &local_err);
qemu_prealloc_mem(fd, ptr, sz, backend->prealloc_threads, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
@ -383,8 +383,8 @@ host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
* specified NUMA policy in place.
*/
if (backend->prealloc) {
os_mem_prealloc(memory_region_get_fd(&backend->mr), ptr, sz,
backend->prealloc_threads, &local_err);
qemu_prealloc_mem(memory_region_get_fd(&backend->mr), ptr, sz,
backend->prealloc_threads, &local_err);
if (local_err) {
goto out;
}