if (sclp_ttybuf == NULL) {
while (list_empty(&sclp_tty_pages)) {
spin_unlock_irqrestore(&sclp_tty_lock, flags);
if (sclp_ttybuf == NULL) {
while (list_empty(&sclp_tty_pages)) {
spin_unlock_irqrestore(&sclp_tty_lock, flags);
* - including previous characters from sclp_tty_put_char() and strings from
* sclp_write() without final '\n' - will be written.
*/
* - including previous characters from sclp_tty_put_char() and strings from
* sclp_write() without final '\n' - will be written.
*/
sclp_tty_put_char(struct tty_struct *tty, unsigned char ch)
{
sclp_tty_chars[sclp_tty_chars_count++] = ch;
if (ch == '\n' || sclp_tty_chars_count >= SCLP_TTY_BUF_SIZE) {
sclp_tty_write_string(sclp_tty_chars, sclp_tty_chars_count);
sclp_tty_chars_count = 0;
sclp_tty_put_char(struct tty_struct *tty, unsigned char ch)
{
sclp_tty_chars[sclp_tty_chars_count++] = ch;
if (ch == '\n' || sclp_tty_chars_count >= SCLP_TTY_BUF_SIZE) {
sclp_tty_write_string(sclp_tty_chars, sclp_tty_chars_count);
sclp_tty_chars_count = 0;