diff options
author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-13 13:32:54 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-13 13:32:54 +0100 |
commit | dc2af52c0d6d00fd530e4a5e300834cdb1bb1c1c (patch) | |
tree | 4573b99fb11e5b93bd011045039b370ddafe45e6 /fs/proc | |
parent | f1992dde7fef6713a469a5a142b86812b8a47f9e (diff) | |
parent | 36be50515fe2aef61533b516fa2576a2c7fe7664 (diff) |
Merge tag 'v3.4-rc7' into for-3.5
Linux 3.4-rc7
Conflicts):
drivers/base/regmap/regmap.c (overlap with bug fixes)
sound/soc/blackfin/bf5xx-ssm2602.c (overlap with bug fixes)
Diffstat (limited to 'fs/proc')
-rw-r--r-- | fs/proc/task_mmu.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 2b9a7607cbd..1030a716d15 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -597,9 +597,6 @@ static int clear_refs_pte_range(pmd_t *pmd, unsigned long addr, if (!page) continue; - if (PageReserved(page)) - continue; - /* Clear accessed and referenced bits. */ ptep_test_and_clear_young(vma, addr, pte); ClearPageReferenced(page); @@ -750,6 +747,8 @@ static void pte_to_pagemap_entry(pagemap_entry_t *pme, pte_t pte) else if (pte_present(pte)) *pme = make_pme(PM_PFRAME(pte_pfn(pte)) | PM_PSHIFT(PAGE_SHIFT) | PM_PRESENT); + else + *pme = make_pme(PM_NOT_PRESENT); } #ifdef CONFIG_TRANSPARENT_HUGEPAGE @@ -764,6 +763,8 @@ static void thp_pmd_to_pagemap_entry(pagemap_entry_t *pme, if (pmd_present(pmd)) *pme = make_pme(PM_PFRAME(pmd_pfn(pmd) + offset) | PM_PSHIFT(PAGE_SHIFT) | PM_PRESENT); + else + *pme = make_pme(PM_NOT_PRESENT); } #else static inline void thp_pmd_to_pagemap_entry(pagemap_entry_t *pme, @@ -804,8 +805,10 @@ static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, /* check to see if we've left 'vma' behind * and need a new, higher one */ - if (vma && (addr >= vma->vm_end)) + if (vma && (addr >= vma->vm_end)) { vma = find_vma(walk->mm, addr); + pme = make_pme(PM_NOT_PRESENT); + } /* check that 'vma' actually covers this address, * and that it isn't a huge page vma */ @@ -833,6 +836,8 @@ static void huge_pte_to_pagemap_entry(pagemap_entry_t *pme, if (pte_present(pte)) *pme = make_pme(PM_PFRAME(pte_pfn(pte) + offset) | PM_PSHIFT(PAGE_SHIFT) | PM_PRESENT); + else + *pme = make_pme(PM_NOT_PRESENT); } /* This function walks within one hugetlb entry in the single call */ @@ -842,7 +847,7 @@ static int pagemap_hugetlb_range(pte_t *pte, unsigned long hmask, { struct pagemapread *pm = walk->private; int err = 0; - pagemap_entry_t pme = make_pme(PM_NOT_PRESENT); + pagemap_entry_t pme; for (; addr != end; addr += PAGE_SIZE) { int offset = (addr & ~hmask) >> PAGE_SHIFT; |