Merge "Revert "epoll: use freezable blocking call""

#include <linux/mutex.h>

#include <linux/anon_inodes.h>

#include <linux/device.h>

#include <linux/freezer.h>

#include <asm/uaccess.h>

#include <asm/io.h>

#include <asm/mman.h>

			}

			spin_unlock_irqrestore(&ep->lock, flags);

			if (!freezable_schedule_hrtimeout_range(to, slack,

								HRTIMER_MODE_ABS))

			if (!schedule_hrtimeout_range(to, slack, HRTIMER_MODE_ABS))

				timed_out = 1;

			spin_lock_irqsave(&ep->lock, flags);