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mm: drop page_check_address{,_transhuge}

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All users are gone. Let's drop them.

Link: http://lkml.kernel.org/r/20170129173858.45174-12-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill A. Shutemov
2017-02-24 14:58:13 -08:00
committed by Linus Torvalds
parent 6a328a626f
commit d53a8b49a6
2 changed files with 0 additions and 174 deletions
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36
include/linux/rmap.h
View File

@@ -197,42 +197,6 @@ int page_referenced(struct page *, int is_locked,
int try_to_unmap(struct page *, enum ttu_flags flags);
/*
* Used by uprobes to replace a userspace page safely
*/
pte_t *__page_check_address(struct page *, struct mm_struct *,
unsigned long, spinlock_t **, int);
static inline pte_t *page_check_address(struct page *page, struct mm_struct *mm,
unsigned long address,
spinlock_t **ptlp, int sync)
{
pte_t *ptep;
__cond_lock(*ptlp, ptep = __page_check_address(page, mm, address,
ptlp, sync));
return ptep;
}
/*
* Used by idle page tracking to check if a page was referenced via page
* tables.
*/
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
bool page_check_address_transhuge(struct page *page, struct mm_struct *mm,
unsigned long address, pmd_t **pmdp,
pte_t **ptep, spinlock_t **ptlp);
#else
static inline bool page_check_address_transhuge(struct page *page,
struct mm_struct *mm, unsigned long address,
pmd_t **pmdp, pte_t **ptep, spinlock_t **ptlp)
{
*ptep = page_check_address(page, mm, address, ptlp, 0);
*pmdp = NULL;
return !!*ptep;
}
#endif
/* Avoid racy checks */
#define PVMW_SYNC (1 << 0)
/* Look for migarion entries rather than present PTEs */