diff options
| author | Paul Mackerras <paulus@samba.org> | 2006-02-08 09:43:08 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-02-08 09:43:08 +1100 |
| commit | 8f75015f33c3005e0bbf83ffc0d5e0b4262cc03d (patch) | |
| tree | a3c34ad86ccdc904bb43af6cd1cb163231c29276 /include/linux/tty_flip.h | |
| parent | 076d022c566fddde41fd4a858dd24bacad8304d7 (diff) | |
| parent | e060e084e7d9e1c62d02cb6b8d3fe07db5317eaa (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
Diffstat (limited to 'include/linux/tty_flip.h')
| -rw-r--r-- | include/linux/tty_flip.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index be1400e8248..82961eb1988 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -17,7 +17,7 @@ _INLINE_ int tty_insert_flip_char(struct tty_struct *tty, unsigned char ch, char flag) { struct tty_buffer *tb = tty->buf.tail; - if (tb && tb->used < tb->size) { + if (tb && tb->active && tb->used < tb->size) { tb->flag_buf_ptr[tb->used] = flag; tb->char_buf_ptr[tb->used++] = ch; return 1; @@ -27,6 +27,11 @@ _INLINE_ int tty_insert_flip_char(struct tty_struct *tty, _INLINE_ void tty_schedule_flip(struct tty_struct *tty) { + unsigned long flags; + spin_lock_irqsave(&tty->buf.lock, flags); + if (tty->buf.tail != NULL) + tty->buf.tail->active = 0; + spin_unlock_irqrestore(&tty->buf.lock, flags); schedule_delayed_work(&tty->buf.work, 1); } |