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| author | Umesh Deshpande <udeshpan@redhat.com> | 2011-08-18 11:41:17 -0700 |
|---|---|---|
| committer | Juan Quintela <quintela@redhat.com> | 2012-12-20 23:08:47 +0100 |
| commit | f798b07f517143df3a1e38bccc3f72ade2f080dc (patch) | |
| tree | 0ea1d2ebed54e652c12c302711a86f2db72a7d30 /exec.c | |
| parent | abb26d63e7e4492d306c13b7e0e799d4c11a067c (diff) | |
| download | qemu-f798b07f517143df3a1e38bccc3f72ade2f080dc.zip qemu-f798b07f517143df3a1e38bccc3f72ade2f080dc.tar.gz qemu-f798b07f517143df3a1e38bccc3f72ade2f080dc.tar.bz2 | |
add a version number to ram_list
This will be used to detect if last_block might have become invalid
across different calls to ram_save_live.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Umesh Deshpande <udeshpan@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -1056,6 +1056,8 @@ ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host, } ram_list.mru_block = NULL; + ram_list.version++; + ram_list.phys_dirty = g_realloc(ram_list.phys_dirty, last_ram_offset() >> TARGET_PAGE_BITS); memset(ram_list.phys_dirty + (new_block->offset >> TARGET_PAGE_BITS), @@ -1084,6 +1086,7 @@ void qemu_ram_free_from_ptr(ram_addr_t addr) if (addr == block->offset) { QTAILQ_REMOVE(&ram_list.blocks, block, next); ram_list.mru_block = NULL; + ram_list.version++; g_free(block); return; } @@ -1098,6 +1101,7 @@ void qemu_ram_free(ram_addr_t addr) if (addr == block->offset) { QTAILQ_REMOVE(&ram_list.blocks, block, next); ram_list.mru_block = NULL; + ram_list.version++; if (block->flags & RAM_PREALLOC_MASK) { ; } else if (mem_path) { |