cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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hugetlb.h (950B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef _ASM_IA64_HUGETLB_H
      3#define _ASM_IA64_HUGETLB_H
      4
      5#include <asm/page.h>
      6
      7#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
      8void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
      9			    unsigned long end, unsigned long floor,
     10			    unsigned long ceiling);
     11
     12#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
     13int prepare_hugepage_range(struct file *file,
     14			unsigned long addr, unsigned long len);
     15
     16static inline int is_hugepage_only_range(struct mm_struct *mm,
     17					 unsigned long addr,
     18					 unsigned long len)
     19{
     20	return (REGION_NUMBER(addr) == RGN_HPAGE ||
     21		REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
     22}
     23#define is_hugepage_only_range is_hugepage_only_range
     24
     25#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
     26static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
     27					  unsigned long addr, pte_t *ptep)
     28{
     29	return *ptep;
     30}
     31
     32#include <asm-generic/hugetlb.h>
     33
     34#endif /* _ASM_IA64_HUGETLB_H */