memory: expose alignment used for allocating RAM as MemoryRegion API

introduce memory_region_get_alignment() that returns
underlying memory block alignment or 0 if it's not
relevant/implemented for backend.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2014-10-31 16:38:37 +00:00 committed by Michael S. Tsirkin
parent 92a37a04d6
commit a2b257d621
8 changed files with 22 additions and 8 deletions

View file

@ -67,7 +67,7 @@ void *qemu_memalign(size_t alignment, size_t size)
return qemu_oom_check(qemu_try_memalign(alignment, size));
}
void *qemu_anon_ram_alloc(size_t size)
void *qemu_anon_ram_alloc(size_t size, uint64_t *align)
{
void *ptr;