diff options
| author | Takashi Iwai <tiwai@suse.de> | 2010-09-03 22:38:52 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-09-03 22:38:52 +0200 |
| commit | 68885a3ff38ed51fa02f241feb405c9922a90ee0 (patch) | |
| tree | 2fc626df39d5e0e1f6b065238141f7d49187c737 /include/linux/tty.h | |
| parent | 7b28079b3284ccb15ad4f003fb7073890600d0c1 (diff) | |
| parent | a2acad8298a42b7be684a32fafaf83332bba9c2b (diff) | |
| download | kernel_samsung_crespo-68885a3ff38ed51fa02f241feb405c9922a90ee0.zip kernel_samsung_crespo-68885a3ff38ed51fa02f241feb405c9922a90ee0.tar.gz kernel_samsung_crespo-68885a3ff38ed51fa02f241feb405c9922a90ee0.tar.bz2 | |
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'include/linux/tty.h')
| -rw-r--r-- | include/linux/tty.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h index 1437da3..67d64e6 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -329,6 +329,13 @@ struct tty_struct { struct tty_port *port; }; +/* Each of a tty's open files has private_data pointing to tty_file_private */ +struct tty_file_private { + struct tty_struct *tty; + struct file *file; + struct list_head list; +}; + /* tty magic number */ #define TTY_MAGIC 0x5401 @@ -458,6 +465,7 @@ extern void proc_clear_tty(struct task_struct *p); extern struct tty_struct *get_current_tty(void); extern void tty_default_fops(struct file_operations *fops); extern struct tty_struct *alloc_tty_struct(void); +extern void tty_add_file(struct tty_struct *tty, struct file *file); extern void free_tty_struct(struct tty_struct *tty); extern void initialize_tty_struct(struct tty_struct *tty, struct tty_driver *driver, int idx); @@ -470,6 +478,7 @@ extern struct tty_struct *tty_pair_get_tty(struct tty_struct *tty); extern struct tty_struct *tty_pair_get_pty(struct tty_struct *tty); extern struct mutex tty_mutex; +extern spinlock_t tty_files_lock; extern void tty_write_unlock(struct tty_struct *tty); extern int tty_write_lock(struct tty_struct *tty, int ndelay); |