search for: subvol_fd

...oid *process_thread(void *arg_) +{ + int ret; + + while (1) { + ret = btrfs_read_and_process_send_stream(pipefd[0], + &send_ops_print, arg_); + if (ret) + break; + } + + if (ret > 0) + ret = 0; + + return ERR_PTR(ret); +} + +int main(int argc, char **argv) +{ + int ret = 0; + int subvol_fd; + pthread_t t_read; + pthread_attr_t t_attr; + void *t_err = NULL; + struct recv_args r; + + if (argc != 3) + usage(EINVAL); + + root_path = realpath(argv[1], NULL); + if (!root_path) { + ret = errno; + usage(ret); + } + + subvol_path = realpath(argv[2], NULL); + if (!subvol_path) { + ret = er...

...__u64*)send->clone_sources; io_send.clone_sources_count = send->clone_sources_count; io_send.parent_root = parent_root_id; + if (!is_first_subvol) + io_send.flags |= BTRFS_SEND_FLAG_OMIT_STREAM_HEADER; + if (!is_last_subvol) + io_send.flags |= BTRFS_SEND_FLAG_OMIT_END_CMD; ret = ioctl(subvol_fd, BTRFS_IOC_SEND, &io_send); if (ret) { ret = -errno; fprintf(stderr, "ERROR: send ioctl failed with %d: %s\n", ret, strerror(-ret)); + if (ret == -EINVAL && (!is_first_subvol || !is_last_subvol)) + fprintf(stderr, + "Try upgrading your kernel or don'...

Most fixes are trivial. The one from Alex is fixing a real bug that several users have reported. Alex sent the patch half a year ago and it was not yet integrated. The patch "Use /proc/mounts instead of /etc/mtab" is a repost. The patch "btrfs-receive optionally honors the end-cmd" is a preparation step to allow backup tools to multiplex a single communication stream (e.g. a