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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-08 15:51:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-05-17 12:48:09 +0300 |
| commit | 57b510c7d37717784a5c082c7ec66baecfe6dfff (patch) | |
| tree | 8f27f74b63ffcf89302e7e31946e815cd3a094ad /include/linux | |
| parent | 1924d47a2809e2690fe6414d120d51b2a92ffeae (diff) | |
| download | linux-57b510c7d37717784a5c082c7ec66baecfe6dfff.tar.xz | |
tty: move some tty-only functions to drivers/tty/tty.h
[ Upstream commit 9f72cab1596327e1011ab4599c07b165e0fb45db ]
The flow change and restricted_tty_write() logic is internal to the tty
core only, so move it out of the include/linux/tty.h file.
Cc: Jiri Slaby <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20210408125134.3016837-12-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Stable-dep-of: 094fb49a2d0d ("tty: Prevent writing chars during tcsetattr TCSADRAIN/FLUSH")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/tty.h | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h index af398d0aa9fd..a641fc6a7fa8 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -350,21 +350,6 @@ struct tty_file_private { #define TTY_LDISC_CHANGING 20 /* Change pending - non-block IO */ #define TTY_LDISC_HALTED 22 /* Line discipline is halted */ -/* Values for tty->flow_change */ -#define TTY_THROTTLE_SAFE 1 -#define TTY_UNTHROTTLE_SAFE 2 - -static inline void __tty_set_flow_change(struct tty_struct *tty, int val) -{ - tty->flow_change = val; -} - -static inline void tty_set_flow_change(struct tty_struct *tty, int val) -{ - tty->flow_change = val; - smp_mb(); -} - static inline bool tty_io_nonblock(struct tty_struct *tty, struct file *file) { return file->f_flags & O_NONBLOCK || @@ -395,7 +380,6 @@ extern const char *tty_name(const struct tty_struct *tty); extern struct tty_struct *tty_kopen(dev_t device); extern void tty_kclose(struct tty_struct *tty); extern int tty_dev_name_to_number(const char *name, dev_t *number); -extern ssize_t redirected_tty_write(struct kiocb *, struct iov_iter *); #else static inline void tty_kref_put(struct tty_struct *tty) { } |