The patch titled
Subject: tile: drop pte_file()-related helpers
has been added to the -mm tree. Its filename is
tile-drop-pte_file-related-helpers.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/tile-drop-pte_file-related-helpers.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/tile-drop-pte_file-related-helpers.patch
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------------------------------------------------------
From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Subject: 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: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Acked-by: Chris Metcalf <cmetcalf@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/tile/include/asm/pgtable.h | 11 -----------
arch/tile/mm/homecache.c | 4 ----
2 files changed, 15 deletions(-)
diff -puN arch/tile/include/asm/pgtable.h~tile-drop-pte_file-related-helpers arch/tile/include/asm/pgtable.h
--- a/arch/tile/include/asm/pgtable.h~tile-drop-pte_file-related-helpers
+++ a/arch/tile/include/asm/pgtable.h
@@ -285,17 +285,6 @@ extern void start_mm_caching(struct mm_s
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;
* I believe we can just leave the low bits clear.
diff -puN arch/tile/mm/homecache.c~tile-drop-pte_file-related-helpers arch/tile/mm/homecache.c
--- a/arch/tile/mm/homecache.c~tile-drop-pte_file-related-helpers
+++ a/arch/tile/mm/homecache.c
@@ -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)
_
Patches currently in -mm which might be from kirill.shutemov@xxxxxxxxxxxxxxx are
mm-protect-set_page_dirty-from-ongoing-truncation.patch
mm-replace-remap_file_pages-syscall-with-emulation.patch
mm-drop-support-of-non-linear-mapping-from-unmap-zap-codepath.patch
mm-drop-support-of-non-linear-mapping-from-fault-codepath.patch
mm-drop-vm_ops-remap_pages-and-generic_file_remap_pages-stub.patch
proc-drop-handling-non-linear-mappings.patch
rmap-drop-support-of-non-linear-mappings.patch
mm-replace-vma-shareadlinear-with-vma-shared.patch
mm-remove-rest-usage-of-vm_nonlinear-and-pte_file.patch
asm-generic-drop-unused-pte_file-helpers.patch
alpha-drop-_page_file-and-pte_file-related-helpers.patch
arc-drop-_page_file-and-pte_file-related-helpers.patch
arm64-drop-pte_file-and-pte_file-related-helpers.patch
arm-drop-l_pte_file-and-pte_file-related-helpers.patch
avr32-drop-_page_file-and-pte_file-related-helpers.patch
blackfin-drop-pte_file.patch
c6x-drop-pte_file.patch
cris-drop-_page_file-and-pte_file-related-helpers.patch
frv-drop-_page_file-and-pte_file-related-helpers.patch
hexagon-drop-_page_file-and-pte_file-related-helpers.patch
ia64-drop-_page_file-and-pte_file-related-helpers.patch
m32r-drop-_page_file-and-pte_file-related-helpers.patch
m68k-drop-_page_file-and-pte_file-related-helpers.patch
metag-drop-_page_file-and-pte_file-related-helpers.patch
microblaze-drop-_page_file-and-pte_file-related-helpers.patch
mips-drop-_page_file-and-pte_file-related-helpers.patch
mn10300-drop-_page_file-and-pte_file-related-helpers.patch
nios2-drop-_page_file-and-pte_file-related-helpers.patch
openrisc-drop-_page_file-and-pte_file-related-helpers.patch
parisc-drop-_page_file-and-pte_file-related-helpers.patch
powerpc-drop-_page_file-and-pte_file-related-helpers.patch
s390-drop-pte_file-related-helpers.patch
score-drop-_page_file-and-pte_file-related-helpers.patch
sh-drop-_page_file-and-pte_file-related-helpers.patch
sparc-drop-pte_file-related-helpers.patch
tile-drop-pte_file-related-helpers.patch
um-drop-_page_file-and-pte_file-related-helpers.patch
unicore32-drop-pte_file-related-helpers.patch
x86-drop-_page_file-and-pte_file-related-helpers.patch
xtensa-drop-_page_file-and-pte_file-related-helpers.patch
mm-memory-remove-vm_file-check-on-shared-writable-vmas.patch
mm-memory-merge-shared-writable-dirtying-branches-in-do_wp_page.patch
mm-add-fields-for-compound-destructor-and-order-into-struct-page.patch
mm-add-vm_bug_on_page-for-page_mapcount.patch
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