ext4: Simplify DAX fault path

Now that dax_iomap_fault() calls ->iomap_begin() without entry lock, we
can use transaction starting in ext4_iomap_begin() and thus simplify
ext4_dax_fault(). It also provides us proper retries in case of ENOSPC.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

path: root/sound/usb/usx2y/usX2Yhwdep.h

#ifndef USX2YHWDEP_H
#define USX2YHWDEP_H

int usX2Y_hwdep_new(struct snd_card *card, struct usb_device* device);

#endif