If the memory backend file is not large enough to hold the required 'size',
Qemu will report error and exit.
Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
Message-Id: <
20161027042300.5929-3-haozhong.zhang@intel.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <
20161102010551.2723-1-haozhong.zhang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
goto error;
}
+ if (file_size > 0 && file_size < memory) {
+ error_setg(errp, "backing store %s size 0x%" PRIx64
+ " does not match 'size' option 0x" RAM_ADDR_FMT,
+ path, file_size, memory);
+ goto error;
+ }
+
memory = ROUND_UP(memory, block->page_size);
/*