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[functional-tests] some thin/delete tests

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This commit is contained in:
Joe Thornber
2017-12-14 14:58:16 +00:00
parent 93213135ad
commit 2db8ecf9e9
3 changed files with 260 additions and 48 deletions
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12
ft-lib/dm-ioctl.c
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@@ -1,4 +1,5 @@
#include <linux/dm-ioctl.h>
#include <linux/kdev_t.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
@@ -239,7 +240,7 @@ static bool list_devices(struct dm_interface *dmi, struct dm_ioctl *ctl,
if (nl->dev) {
for (;;) {
dlb_append(&dlb, major(nl->dev), minor(nl->dev), nl->name);
dlb_append(&dlb, MAJOR(nl->dev), MINOR(nl->dev), nl->name);
if (!nl->next)
break;
@@ -273,7 +274,9 @@ int dm_list_devices(struct dm_interface *dmi, struct dev_list **devs)
return r;
}
int dm_create_device(struct dm_interface *dmi, const char *name, const char *uuid)
// Obviously major and minor are only valid if successful.
int dm_create_device(struct dm_interface *dmi, const char *name, const char *uuid,
uint32_t *major_result, uint32_t *minor_result)
{
int r;
struct dm_ioctl *ctl = alloc_ctl(0);
@@ -294,8 +297,11 @@ int dm_create_device(struct dm_interface *dmi, const char *name, const char *uui
}
r = ioctl(dmi->fd, DM_DEV_CREATE, ctl);
if (!r) {
*major_result = MAJOR(ctl->dev);
*minor_result = MINOR(ctl->dev);
}
free_ctl(ctl);
return r;
}