diff options
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 9 |
1 files changed, 6 insertions, 3 deletions
@@ -70,6 +70,9 @@ AddressSpace address_space_memory; MemoryRegion io_mem_rom, io_mem_notdirty; static MemoryRegion io_mem_unassigned; +/* RAM is pre-allocated and passed into qemu_ram_alloc_from_ptr */ +#define RAM_PREALLOC (1 << 0) + #endif struct CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus); @@ -1325,7 +1328,7 @@ ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host, new_block->fd = -1; new_block->host = host; if (host) { - new_block->flags |= RAM_PREALLOC_MASK; + new_block->flags |= RAM_PREALLOC; } return ram_block_add(new_block); } @@ -1364,7 +1367,7 @@ void qemu_ram_free(ram_addr_t addr) QTAILQ_REMOVE(&ram_list.blocks, block, next); ram_list.mru_block = NULL; ram_list.version++; - if (block->flags & RAM_PREALLOC_MASK) { + if (block->flags & RAM_PREALLOC) { ; } else if (xen_enabled()) { xen_invalidate_map_cache_entry(block->host); @@ -1396,7 +1399,7 @@ void qemu_ram_remap(ram_addr_t addr, ram_addr_t length) offset = addr - block->offset; if (offset < block->length) { vaddr = block->host + offset; - if (block->flags & RAM_PREALLOC_MASK) { + if (block->flags & RAM_PREALLOC) { ; } else if (xen_enabled()) { abort(); |