@@ -1400,18 +1400,26 @@ int qemu_ram_addr_from_host(void *ptr, ram_addr_t *ram_addr)
return 0;
}
+ block = ram_list.mru_block;
+ if (block && block->host && host - block->host < block->length) {
+ goto found;
+ }
+
QTAILQ_FOREACH(block, &ram_list.blocks, next) {
/* This case append when the block is not mapped. */
if (block->host == NULL) {
continue;
}
if (host - block->host < block->length) {
- *ram_addr = block->offset + (host - block->host);
- return 0;
+ goto found;
}
}
return -1;
+
+found:
+ *ram_addr = block->offset + (host - block->host);
+ return 0;
}
/* Some of the softmmu routines need to translate from a host pointer
This function is not used outside the iothread mutex, so it can use ram_list.mru_block. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- exec.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)