void qemuio_add_command(const cmdinfo_t *ci)
{
+ /* ci->perm assumes a file is open, but the GLOBAL and NOFILE_OK
+ * flags allow it not to be, so that combination is invalid.
+ * Catch it now rather than letting it manifest as a crash if a
+ * particular set of command line options are used.
+ */
+ assert(ci->perm == 0 ||
+ (ci->flags & (CMD_FLAG_GLOBAL | CMD_NOFILE_OK)) == 0);
cmdtab = g_renew(cmdinfo_t, cmdtab, ++ncmds);
cmdtab[ncmds - 1] = *ci;
qsort(cmdtab, ncmds, sizeof(*cmdtab), compare_cmdname);
}
co = qemu_coroutine_create(co_pwrite_zeroes_entry, &data);
- qemu_coroutine_enter(co);
+ bdrv_coroutine_enter(blk_bs(blk), co);
while (!data.done) {
aio_poll(blk_get_aio_context(blk), true);
}