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[Qemu-devel] [PATCH v2 6/7] qemu-io: add "abort" command to simulate pro
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH v2 6/7] qemu-io: add "abort" command to simulate program crash |
Date: |
Wed, 25 Jul 2012 13:21:23 +0100 |
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 <address@hidden>
---
qemu-io.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/qemu-io.c b/qemu-io.c
index 8f3b94b..d0f4fb7 100644
--- a/qemu-io.c
+++ b/qemu-io.c
@@ -1652,6 +1652,17 @@ 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)
{
@@ -1905,6 +1916,7 @@ 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);
--
1.7.10.4
- [Qemu-devel] [PATCH v2 7/7] qemu-iotests: add 039 qcow2 lazy refcounts test, (continued)
[Qemu-devel] [PATCH v2 2/7] qcow2: introduce dirty bit, Stefan Hajnoczi, 2012/07/25
[Qemu-devel] [PATCH v2 4/7] qemu-iotests: ignore qemu-img create lazy_refcounts output, Stefan Hajnoczi, 2012/07/25
[Qemu-devel] [PATCH v2 6/7] qemu-io: add "abort" command to simulate program crash,
Stefan Hajnoczi <=
[Qemu-devel] [PATCH v2 1/7] docs: add dirty bit to qcow2 specification, Stefan Hajnoczi, 2012/07/25
[Qemu-devel] [PATCH v2 3/7] docs: add lazy refcounts bit to qcow2 specification, Stefan Hajnoczi, 2012/07/25