[PATCH] uml: const more data
Make lots of structures const in order to make it obvious that they need no
locking.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/um/include/chan_kern.h b/arch/um/include/chan_kern.h
index 1bb5e9d..572d286 100644
--- a/arch/um/include/chan_kern.h
+++ b/arch/um/include/chan_kern.h
@@ -23,21 +23,21 @@
unsigned int opened:1;
unsigned int enabled:1;
int fd;
- struct chan_ops *ops;
+ const struct chan_ops *ops;
void *data;
};
extern void chan_interrupt(struct list_head *chans, struct work_struct *task,
struct tty_struct *tty, int irq);
extern int parse_chan_pair(char *str, struct line *line, int device,
- struct chan_opts *opts);
+ const struct chan_opts *opts);
extern int open_chan(struct list_head *chans);
extern int write_chan(struct list_head *chans, const char *buf, int len,
int write_irq);
extern int console_write_chan(struct list_head *chans, const char *buf,
int len);
extern int console_open_chan(struct line *line, struct console *co,
- struct chan_opts *opts);
+ const struct chan_opts *opts);
extern void deactivate_chan(struct list_head *chans, int irq);
extern void reactivate_chan(struct list_head *chans, int irq);
extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty);