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| author |   Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2017-04-13 14:56:23 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2017-04-13 18:24:21 -0700 |
| commit | c0c379e2931b05facef538e53bf3b21f283d9a0b (patch) | |
| tree | 2d5a296b6e1e6af196c50e266d6cdcff13d28f20 /include/linux/mmu_notifier.h | |
| parent | thp: fix MADV_DONTNEED vs. numa balancing race (diff) | |
| download | linux-dev-c0c379e2931b05facef538e53bf3b21f283d9a0b.tar.xz linux-dev-c0c379e2931b05facef538e53bf3b21f283d9a0b.zip | |
mm: drop unused pmdp_huge_get_and_clear_notify()
Dave noticed that after fixing MADV_DONTNEED vs numa balancing race the
last pmdp_huge_get_and_clear_notify() user is gone.
Let's drop the helper.
Link: http://lkml.kernel.org/r/20170306112047.24809-1-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
| -rw-r--r-- | include/linux/mmu_notifier.h | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 51891fb0d3ce..c91b3bcd158f 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -394,18 +394,6 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) ___pud; \ }) -#define pmdp_huge_get_and_clear_notify(__mm, __haddr, __pmd) \ -({ \ - unsigned long ___haddr = __haddr & HPAGE_PMD_MASK; \ - pmd_t ___pmd; \ - \ - ___pmd = pmdp_huge_get_and_clear(__mm, __haddr, __pmd); \ - mmu_notifier_invalidate_range(__mm, ___haddr, \ - ___haddr + HPAGE_PMD_SIZE); \ - \ - ___pmd; \ -}) - /* * set_pte_at_notify() sets the pte _after_ running the notifier. * This is safe to start by updating the secondary MMUs, because the primary MMU @@ -489,7 +477,6 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) #define ptep_clear_flush_notify ptep_clear_flush #define pmdp_huge_clear_flush_notify pmdp_huge_clear_flush #define pudp_huge_clear_flush_notify pudp_huge_clear_flush -#define pmdp_huge_get_and_clear_notify pmdp_huge_get_and_clear #define set_pte_at_notify set_pte_at #endif /* CONFIG_MMU_NOTIFIER */ |