Avoiding data loss and corruption is the top requirement for image file
formats. The qemu-io "abort" command makes it possible to simulate
program crashes and does not give the image format a chance to cleanly
shut down. This command is useful for data integrity test cases.
Signed-off-by: Stefan Hajnoczi <stefa...@linux.vnet.ibm.com>
---
qemu-io.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/qemu-io.c b/qemu-io.c
index 5882067..b6bf0bd 100644
--- a/qemu-io.c
+++ b/qemu-io.c
@@ -1648,6 +1648,17 @@ static const cmdinfo_t map_cmd = {
.oneline = "prints the allocated areas of a file",
};
+static int abort_f(int argc, char **argv)
+{
+ abort();
+}
+
+static const cmdinfo_t abort_cmd = {
+ .name = "abort",
+ .cfunc = abort_f,
+ .flags = CMD_NOFILE_OK,
+ .oneline = "simulate a program crash using abort(3)",
+};
static int close_f(int argc, char **argv)
{
@@ -1901,6 +1912,7 @@ int main(int argc, char **argv)
add_command(&discard_cmd);
add_command(&alloc_cmd);
add_command(&map_cmd);
+ add_command(&abort_cmd);
add_args_command(init_args_command);
add_check_command(init_check_command);
--
1.7.10
