diff options
Diffstat (limited to 'qa/btrfs/test_async_snap.c')
-rw-r--r-- | qa/btrfs/test_async_snap.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/qa/btrfs/test_async_snap.c b/qa/btrfs/test_async_snap.c deleted file mode 100644 index 211be95a61c..00000000000 --- a/qa/btrfs/test_async_snap.c +++ /dev/null @@ -1,83 +0,0 @@ -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <errno.h> -#include <stdio.h> -#include <sys/ioctl.h> -#include <string.h> - -#include <linux/ioctl.h> -#include <linux/types.h> -#include "../../src/os/btrfs_ioctl.h" - -struct btrfs_ioctl_vol_args_v2 va; -struct btrfs_ioctl_vol_args vold; -int max = 4; - -void check_return(int r) -{ - if (r < 0) { - printf("********* failed with %d %s ********\n", errno, strerror(errno)); - exit(1); - } -} - -int main(int argc, char **argv) -{ - int num = 1000; - - if (argc > 1) - num = atoi(argv[1]); - printf("will do %d iterations\n", num); - - int cwd = open(".", O_RDONLY); - printf("cwd = %d\n", cwd); - while (num-- > 0) { - if (rand() % 10 == 0) { - __u64 transid; - int r; - printf("sync starting\n"); - r = ioctl(cwd, BTRFS_IOC_START_SYNC, &transid); - check_return(r); - printf("sync started, transid %lld, waiting\n", transid); - r = ioctl(cwd, BTRFS_IOC_WAIT_SYNC, &transid); - check_return(r); - printf("sync finished\n"); - } - - int i = rand() % max; - struct stat st; - va.fd = cwd; - sprintf(va.name, "test.%d", i); - va.transid = 0; - int r = stat(va.name, &st); - if (r < 0) { - if (rand() % 3 == 0) { - printf("snap create (sync) %s\n", va.name); - va.flags = 0; - r = ioctl(cwd, BTRFS_IOC_SNAP_CREATE_V2, &va); - check_return(r); - } else { - printf("snap create (async) %s\n", va.name); - va.flags = BTRFS_SUBVOL_CREATE_ASYNC; - r = ioctl(cwd, BTRFS_IOC_SNAP_CREATE_V2, &va); - check_return(r); - printf("snap created, transid %lld\n", va.transid); - if (rand() % 2 == 0) { - printf("waiting for async snap create\n"); - r = ioctl(cwd, BTRFS_IOC_WAIT_SYNC, &va.transid); - check_return(r); - } - } - } else { - printf("snap remove %s\n", va.name); - vold.fd = va.fd; - strcpy(vold.name, va.name); - r = ioctl(cwd, BTRFS_IOC_SNAP_DESTROY, &vold); - check_return(r); - } - } - return 0; -} |