fsck: Fall back to userland fsck when probed for kernel fsck

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-02-13 22:05:09 -05:00
parent cd4cbfc627
commit da67fc2360

View File

@ -215,10 +215,32 @@ int cmd_fsck(int argc, char *argv[])
darray_str devs = get_or_split_cmdline_devs(argc, argv);
if (kernel < 0)
kernel = should_use_kernel_fsck(devs);
int kernel_probed = kernel;
if (kernel_probed < 0)
kernel_probed = should_use_kernel_fsck(devs);
if (!kernel) {
if (kernel_probed) {
struct bch_ioctl_fsck_offline *fsck = calloc(sizeof(*fsck) +
sizeof(u64) * devs.nr, 1);
fsck->opts = (unsigned long)opts_str.buf;
darray_for_each(devs, i)
fsck->devs[i - devs.data] = (unsigned long) *i;
fsck->nr_devs = devs.nr;
int ctl_fd = bcachectl_open();
int fsck_fd = ioctl(ctl_fd, BCH_IOCTL_FSCK_OFFLINE, fsck);
free(fsck);
if (fsck_fd < 0 && kernel < 0)
goto userland_fsck;
if (fsck_fd < 0)
die("BCH_IOCTL_FSCK_OFFLINE error: %s", bch2_err_str(fsck_fd));
ret = splice_fd_to_stdinout(fsck_fd);
} else {
userland_fsck:
struct bch_opts opts = bch2_opts_empty();
ret = bch2_parse_mount_opts(NULL, &opts, opts_str.buf);
if (ret)
@ -242,23 +264,6 @@ int cmd_fsck(int argc, char *argv[])
}
bch2_fs_stop(c);
} else {
struct bch_ioctl_fsck_offline *fsck = calloc(sizeof(*fsck) +
sizeof(u64) * devs.nr, 1);
fsck->opts = (unsigned long)opts_str.buf;
darray_for_each(devs, i)
fsck->devs[i - devs.data] = (unsigned long) *i;
fsck->nr_devs = devs.nr;
int ctl_fd = bcachectl_open();
int fsck_fd = ioctl(ctl_fd, BCH_IOCTL_FSCK_OFFLINE, fsck);
if (fsck_fd < 0)
die("BCH_IOCTL_FSCK_OFFLINE error: %s", bch2_err_str(fsck_fd));
ret = splice_fd_to_stdinout(fsck_fd);
free(fsck);
}
printbuf_exit(&opts_str);