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authorPaul Mundt <lethal@linux-sh.org>2010-08-20 07:52:23 -0400
committerPaul Mundt <lethal@linux-sh.org>2010-08-20 07:52:23 -0400
commitb9afa3e015273a52718e0a7efe198a0df76be880 (patch)
tree88cf67276533fcd5622d4cc2165ba889a98bb0db /include/linux/tty.h
parent144c7494239f12d554806439a17ad8203c7b2d3a (diff)
parent763008c4357b73c8d18396dfd8d79dc58fa3f99d (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/sh/kernel/process_32.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/linux/tty.h')
-rw-r--r--include/linux/tty.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 1437da3ddc62..67d64e6efe7a 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -329,6 +329,13 @@ struct tty_struct {
329 struct tty_port *port; 329 struct tty_port *port;
330}; 330};
331 331
332/* Each of a tty's open files has private_data pointing to tty_file_private */
333struct tty_file_private {
334 struct tty_struct *tty;
335 struct file *file;
336 struct list_head list;
337};
338
332/* tty magic number */ 339/* tty magic number */
333#define TTY_MAGIC 0x5401 340#define TTY_MAGIC 0x5401
334 341
@@ -458,6 +465,7 @@ extern void proc_clear_tty(struct task_struct *p);
458extern struct tty_struct *get_current_tty(void); 465extern struct tty_struct *get_current_tty(void);
459extern void tty_default_fops(struct file_operations *fops); 466extern void tty_default_fops(struct file_operations *fops);
460extern struct tty_struct *alloc_tty_struct(void); 467extern struct tty_struct *alloc_tty_struct(void);
468extern void tty_add_file(struct tty_struct *tty, struct file *file);
461extern void free_tty_struct(struct tty_struct *tty); 469extern void free_tty_struct(struct tty_struct *tty);
462extern void initialize_tty_struct(struct tty_struct *tty, 470extern void initialize_tty_struct(struct tty_struct *tty,
463 struct tty_driver *driver, int idx); 471 struct tty_driver *driver, int idx);
@@ -470,6 +478,7 @@ extern struct tty_struct *tty_pair_get_tty(struct tty_struct *tty);
470extern struct tty_struct *tty_pair_get_pty(struct tty_struct *tty); 478extern struct tty_struct *tty_pair_get_pty(struct tty_struct *tty);
471 479
472extern struct mutex tty_mutex; 480extern struct mutex tty_mutex;
481extern spinlock_t tty_files_lock;
473 482
474extern void tty_write_unlock(struct tty_struct *tty); 483extern void tty_write_unlock(struct tty_struct *tty);
475extern int tty_write_lock(struct tty_struct *tty, int ndelay); 484extern int tty_write_lock(struct tty_struct *tty, int ndelay);