diff options
| author | WANG Cong <xiyou.wangcong@gmail.com> | 2008-07-23 21:28:47 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 10:47:24 -0700 |
| commit | 4c182ae7810f3fe444e666f3f78c209a7c116fdf (patch) | |
| tree | ab9038fe423de834bb2f2b27e248c3cf42aef5b1 /arch/um | |
| parent | ed62f77bb631bc4a2d8acb0521b720cb55e58183 (diff) | |
| download | kernel_samsung_smdk4412-4c182ae7810f3fe444e666f3f78c209a7c116fdf.zip kernel_samsung_smdk4412-4c182ae7810f3fe444e666f3f78c209a7c116fdf.tar.gz kernel_samsung_smdk4412-4c182ae7810f3fe444e666f3f78c209a7c116fdf.tar.bz2 | |
arch/um/kernel/irq.c: clean up some functions
Make activate_fd() and free_irq_by_irq_and_dev() static. Remove
init_aio_irq() since it has no users.
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: WANG Cong <wangcong@zeuux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/include/irq_kern.h | 2 | ||||
| -rw-r--r-- | arch/um/include/irq_user.h | 2 | ||||
| -rw-r--r-- | arch/um/kernel/irq.c | 35 |
3 files changed, 2 insertions, 37 deletions
diff --git a/arch/um/include/irq_kern.h b/arch/um/include/irq_kern.h index 4f77559..fba3895 100644 --- a/arch/um/include/irq_kern.h +++ b/arch/um/include/irq_kern.h @@ -13,8 +13,6 @@ extern int um_request_irq(unsigned int irq, int fd, int type, irq_handler_t handler, unsigned long irqflags, const char * devname, void *dev_id); -extern int init_aio_irq(int irq, char *name, - irq_handler_t handler); #endif diff --git a/arch/um/include/irq_user.h b/arch/um/include/irq_user.h index e60b318..c6c784d 100644 --- a/arch/um/include/irq_user.h +++ b/arch/um/include/irq_user.h @@ -21,8 +21,6 @@ struct irq_fd { enum { IRQ_READ, IRQ_WRITE }; extern void sigio_handler(int sig, struct uml_pt_regs *regs); -extern int activate_fd(int irq, int fd, int type, void *dev_id); -extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id); extern void free_irq_by_fd(int fd); extern void reactivate_fd(int fd, int irqnum); extern void deactivate_fd(int fd, int irqnum); diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c index 91587f8..3d7aad0 100644 --- a/arch/um/kernel/irq.c +++ b/arch/um/kernel/irq.c @@ -102,7 +102,7 @@ void sigio_handler(int sig, struct uml_pt_regs *regs) static DEFINE_SPINLOCK(irq_lock); -int activate_fd(int irq, int fd, int type, void *dev_id) +static int activate_fd(int irq, int fd, int type, void *dev_id) { struct pollfd *tmp_pfd; struct irq_fd *new_fd, *irq_fd; @@ -216,7 +216,7 @@ static int same_irq_and_dev(struct irq_fd *irq, void *d) return ((irq->irq == data->irq) && (irq->id == data->dev)); } -void free_irq_by_irq_and_dev(unsigned int irq, void *dev) +static void free_irq_by_irq_and_dev(unsigned int irq, void *dev) { struct irq_and_dev data = ((struct irq_and_dev) { .irq = irq, .dev = dev }); @@ -403,37 +403,6 @@ void __init init_IRQ(void) } } -int init_aio_irq(int irq, char *name, irq_handler_t handler) -{ - int fds[2], err; - - err = os_pipe(fds, 1, 1); - if (err) { - printk(KERN_ERR "init_aio_irq - os_pipe failed, err = %d\n", - -err); - goto out; - } - - err = um_request_irq(irq, fds[0], IRQ_READ, handler, - IRQF_DISABLED | IRQF_SAMPLE_RANDOM, name, - (void *) (long) fds[0]); - if (err) { - printk(KERN_ERR "init_aio_irq - : um_request_irq failed, " - "err = %d\n", - err); - goto out_close; - } - - err = fds[1]; - goto out; - - out_close: - os_close_file(fds[0]); - os_close_file(fds[1]); - out: - return err; -} - /* * IRQ stack entry and exit: * |