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Diffstat (limited to 'arch/um/kernel/irq.c')
-rw-r--r--arch/um/kernel/irq.c35
1 files changed, 2 insertions, 33 deletions
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 91587f8db340..3d7aad09b171 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)
102 102
103static DEFINE_SPINLOCK(irq_lock); 103static DEFINE_SPINLOCK(irq_lock);
104 104
105int activate_fd(int irq, int fd, int type, void *dev_id) 105static int activate_fd(int irq, int fd, int type, void *dev_id)
106{ 106{
107 struct pollfd *tmp_pfd; 107 struct pollfd *tmp_pfd;
108 struct irq_fd *new_fd, *irq_fd; 108 struct irq_fd *new_fd, *irq_fd;
@@ -216,7 +216,7 @@ static int same_irq_and_dev(struct irq_fd *irq, void *d)
216 return ((irq->irq == data->irq) && (irq->id == data->dev)); 216 return ((irq->irq == data->irq) && (irq->id == data->dev));
217} 217}
218 218
219void free_irq_by_irq_and_dev(unsigned int irq, void *dev) 219static void free_irq_by_irq_and_dev(unsigned int irq, void *dev)
220{ 220{
221 struct irq_and_dev data = ((struct irq_and_dev) { .irq = irq, 221 struct irq_and_dev data = ((struct irq_and_dev) { .irq = irq,
222 .dev = dev }); 222 .dev = dev });
@@ -403,37 +403,6 @@ void __init init_IRQ(void)
403 } 403 }
404} 404}
405 405
406int init_aio_irq(int irq, char *name, irq_handler_t handler)
407{
408 int fds[2], err;
409
410 err = os_pipe(fds, 1, 1);
411 if (err) {
412 printk(KERN_ERR "init_aio_irq - os_pipe failed, err = %d\n",
413 -err);
414 goto out;
415 }
416
417 err = um_request_irq(irq, fds[0], IRQ_READ, handler,
418 IRQF_DISABLED | IRQF_SAMPLE_RANDOM, name,
419 (void *) (long) fds[0]);
420 if (err) {
421 printk(KERN_ERR "init_aio_irq - : um_request_irq failed, "
422 "err = %d\n",
423 err);
424 goto out_close;
425 }
426
427 err = fds[1];
428 goto out;
429
430 out_close:
431 os_close_file(fds[0]);
432 os_close_file(fds[1]);
433 out:
434 return err;
435}
436
437/* 406/*
438 * IRQ stack entry and exit: 407 * IRQ stack entry and exit:
439 * 408 *