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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU licence.
*
* A copy of the licence is included with the program, and can also be obtained
* from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <linux/version.h>
#if (KERNEL_VERSION(4, 20, 0) > LINUX_VERSION_CODE)
#include <linux/mm.h>
static inline vm_fault_t vmf_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr,
unsigned long pfn, pgprot_t pgprot)
{
int err = vm_insert_pfn_prot(vma, addr, pfn, pgprot);
if (unlikely(err == -ENOMEM))
return VM_FAULT_OOM;
if (unlikely(err < 0 && err != -EBUSY))
return VM_FAULT_SIGBUS;
return VM_FAULT_NOPAGE;
}
#endif
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