Commit eb12f487 authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds

tile: drop pte_file()-related helpers

We've replaced remap_file_pages(2) implementation with emulation.  Nobody
creates non-linear mapping anymore.
Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: default avatarChris Metcalf <cmetcalf@ezchip.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 6a8c4820
......@@ -284,17 +284,6 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
extern void start_mm_caching(struct mm_struct *mm);
extern void check_mm_caching(struct mm_struct *prev, struct mm_struct *next);
/*
* Support non-linear file mappings (see sys_remap_file_pages).
* This is defined by CLIENT1 set but CLIENT0 and _PAGE_PRESENT clear, and the
* file offset in the 32 high bits.
*/
#define _PAGE_FILE HV_PTE_CLIENT1
#define PTE_FILE_MAX_BITS 32
#define pte_file(pte) (hv_pte_get_client1(pte) && !hv_pte_get_client0(pte))
#define pte_to_pgoff(pte) ((pte).val >> 32)
#define pgoff_to_pte(off) ((pte_t) { (((long long)(off)) << 32) | _PAGE_FILE })
/*
* Encode and de-code a swap entry (see <linux/swapops.h>).
* We put the swap file type+offset in the 32 high bits;
......
......@@ -263,10 +263,6 @@ static int pte_to_home(pte_t pte)
/* Update the home of a PTE if necessary (can also be used for a pgprot_t). */
pte_t pte_set_home(pte_t pte, int home)
{
/* Check for non-linear file mapping "PTEs" and pass them through. */
if (pte_file(pte))
return pte;
#if CHIP_HAS_MMIO()
/* Check for MMIO mappings and pass them through. */
if (hv_pte_get_mode(pte) == HV_PTE_MODE_MMIO)
......
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