spin_unlock_irqrestore(&tty->buf.lock, flags);
return size;
}
-
EXPORT_SYMBOL_GPL(tty_buffer_request_room);
-int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size)
+int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars,
+ size_t size)
{
int copied = 0;
do {
tb->used += space;
copied += space;
chars += space;
-/* printk("Flip insert %d.\n", space); */
}
/* There is a small chance that we need to split the data over
several buffers. If this is the case we must loop */
while (unlikely(size > copied));
return copied;
}
-
EXPORT_SYMBOL(tty_insert_flip_string);
-int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size)
+int tty_insert_flip_string_flags(struct tty_struct *tty,
+ const unsigned char *chars, const char *flags, size_t size)
{
int copied = 0;
do {
while (unlikely(size > copied));
return copied;
}
-
EXPORT_SYMBOL_GPL(tty_insert_flip_string_flags);
+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;
+ tty->buf.tail->commit = tty->buf.tail->used;
+ }
+ spin_unlock_irqrestore(&tty->buf.lock, flags);
+ schedule_delayed_work(&tty->buf.work, 1);
+}
+EXPORT_SYMBOL(tty_schedule_flip);
/*
* Prepare a block of space in the buffer for data. Returns the length
extern int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size);
extern int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, size_t size);
extern int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size);
+void tty_schedule_flip(struct tty_struct *tty);
static inline int tty_insert_flip_char(struct tty_struct *tty,
- unsigned char ch, char flag)
+ unsigned char ch, char flag)
{
struct tty_buffer *tb = tty->buf.tail;
if (tb && tb->active && tb->used < tb->size) {
return tty_insert_flip_string_flags(tty, &ch, &flag, 1);
}
-static 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;
- tty->buf.tail->commit = tty->buf.tail->used;
- }
- spin_unlock_irqrestore(&tty->buf.lock, flags);
- schedule_delayed_work(&tty->buf.work, 1);
-}
-
-#undef _INLINE_
-
-
#endif /* _LINUX_TTY_FLIP_H */
-
-
-
-
-
-
-