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Show First 20 Lines • Show All 1,046 Lines • ▼ Show 20 Lines	if (pt->len > ctrlr->max_xfer_size) {
return EIO;		return EIO;
}		}
if (is_user_buffer) {		if (is_user_buffer) {
/*		/*
* Ensure the user buffer is wired for the duration of		* Ensure the user buffer is wired for the duration of
* this passthrough command.		* this passthrough command.
*/		*/
PHOLD(curproc);		PHOLD(curproc);
buf = getpbuf(NULL);		buf = uma_zalloc(pbuf_zone, M_WAITOK);
buf->b_data = pt->buf;		buf->b_data = pt->buf;
buf->b_bufsize = pt->len;		buf->b_bufsize = pt->len;
buf->b_iocmd = pt->is_read ? BIO_READ : BIO_WRITE;		buf->b_iocmd = pt->is_read ? BIO_READ : BIO_WRITE;
#ifdef NVME_UNMAPPED_BIO_SUPPORT		#ifdef NVME_UNMAPPED_BIO_SUPPORT
if (vmapbuf(buf, 1) < 0) {		if (vmapbuf(buf, 1) < 0) {
#else		#else
if (vmapbuf(buf) < 0) {		if (vmapbuf(buf) < 0) {
#endif		#endif
Show All 30 Lines	#endif

mtx_lock(mtx);		mtx_lock(mtx);
while (pt->driver_lock != NULL)		while (pt->driver_lock != NULL)
mtx_sleep(pt, mtx, PRIBIO, "nvme_pt", 0);		mtx_sleep(pt, mtx, PRIBIO, "nvme_pt", 0);
mtx_unlock(mtx);		mtx_unlock(mtx);

err:		err:
if (buf != NULL) {		if (buf != NULL) {
relpbuf(buf, NULL);		uma_zfree(pbuf_zone, buf);
PRELE(curproc);		PRELE(curproc);
}		}

return (ret);		return (ret);
}		}

static int		static int
nvme_ctrlr_ioctl(struct cdev *cdev, u_long cmd, caddr_t arg, int flag,		nvme_ctrlr_ioctl(struct cdev *cdev, u_long cmd, caddr_t arg, int flag,
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