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Diffstat (limited to 'include/linux/tty_ldisc.h')
-rw-r--r--include/linux/tty_ldisc.h7
1 files changed, 0 insertions, 7 deletions
diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h
index 00c9d688d7b7..6101ab8dc148 100644
--- a/include/linux/tty_ldisc.h
+++ b/include/linux/tty_ldisc.h
@@ -25,12 +25,6 @@
* buffers of any input characters it may have queued to be
* delivered to the user mode process.
*
- * ssize_t (*chars_in_buffer)(struct tty_struct *tty);
- *
- * This function returns the number of input characters the line
- * discipline may have queued up to be delivered to the user mode
- * process.
- *
* ssize_t (*read)(struct tty_struct * tty, struct file * file,
* unsigned char * buf, size_t nr);
*
@@ -188,7 +182,6 @@ struct tty_ldisc_ops {
int (*open)(struct tty_struct *);
void (*close)(struct tty_struct *);
void (*flush_buffer)(struct tty_struct *tty);
- ssize_t (*chars_in_buffer)(struct tty_struct *tty);
ssize_t (*read)(struct tty_struct *tty, struct file *file,
unsigned char __user *buf, size_t nr);
ssize_t (*write)(struct tty_struct *tty, struct file *file,