forked from Minki/linux
Remove left-over unused bits.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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@ -192,18 +192,6 @@ static void probe_sccs(void);
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static void change_speed(struct dec_serial *info);
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static void rs_wait_until_sent(struct tty_struct *tty, int timeout);
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/*
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* tmp_buf is used as a temporary buffer by serial_write. We need to
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* lock it in case the copy_from_user blocks while swapping in a page,
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* and some other program tries to do a serial write at the same time.
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* Since the lock will only come under contention when the system is
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* swapping and available memory is low, it makes sense to share one
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* buffer across all the serial ports, since it significantly saves
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* memory if large numbers of serial ports are open.
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*/
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static unsigned char tmp_buf[4096]; /* This is cheating */
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static DECLARE_MUTEX(tmp_buf_sem);
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static inline int serial_paranoia_check(struct dec_serial *info,
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char *name, const char *routine)
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{
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