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| author | Ingo Molnar <mingo@kernel.org> | 2015-03-04 08:35:43 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-03-04 08:35:43 +0300 |
| commit | d2c032e3dc58137a7261a7824d3acce435db1d66 (patch) | |
| tree | 7eea1c7c6103eefe879f07472eec99b3c41eb792 /arch/powerpc/mm/pgtable_64.c | |
| parent | 7e8e385aaf6ed5b64b5d9108081cfcdcdd021b78 (diff) | |
| parent | 13a7a6ac0a11197edcd0f756a035f472b42cdf8b (diff) | |
| download | linux-d2c032e3dc58137a7261a7824d3acce435db1d66.tar.xz | |
Merge tag 'v4.0-rc2' into x86/asm, to refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/mm/pgtable_64.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable_64.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index 4fe5f64cc179..6957cc1ca0a7 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -718,7 +718,8 @@ void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd) { #ifdef CONFIG_DEBUG_VM - WARN_ON(pmd_val(*pmdp) & _PAGE_PRESENT); + WARN_ON((pmd_val(*pmdp) & (_PAGE_PRESENT | _PAGE_USER)) == + (_PAGE_PRESENT | _PAGE_USER)); assert_spin_locked(&mm->page_table_lock); WARN_ON(!pmd_trans_huge(pmd)); #endif @@ -781,7 +782,7 @@ pmd_t pfn_pmd(unsigned long pfn, pgprot_t pgprot) { pmd_t pmd; /* - * For a valid pte, we would have _PAGE_PRESENT or _PAGE_FILE always + * For a valid pte, we would have _PAGE_PRESENT always * set. We use this to check THP page at pmd level. * leaf pte for huge page, bottom two bits != 00 */ |