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| author |   Mark Brown <broonie@kernel.org> | 2015-03-10 10:37:02 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-03-10 10:37:02 +0000 |
| commit | eb5bc2a213f96bd43b5f00a625acb0c669613645 (patch) | |
| tree | 6093a86c9e704ebfed54adb426ff3079a428da93 /kernel/fork.c | |
| parent | ASoC: rt5670: Check sysclk source by private data (diff) | |
| parent | Linux 4.0-rc3 (diff) | |
| download | linux-dev-eb5bc2a213f96bd43b5f00a625acb0c669613645.tar.xz linux-dev-eb5bc2a213f96bd43b5f00a625acb0c669613645.zip | |
Merge tag 'v4.0-rc3' into asoc-rt5670
Linux 4.0-rc3
Conflicts:
sound/soc/codecs/rt5670.c
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 4dc2ddade9f1..cf65139615a0 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -438,12 +438,8 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) atomic_inc(&mapping->i_mmap_writable); flush_dcache_mmap_lock(mapping); /* insert tmp into the share list, just after mpnt */ - if (unlikely(tmp->vm_flags & VM_NONLINEAR)) - vma_nonlinear_insert(tmp, - &mapping->i_mmap_nonlinear); - else - vma_interval_tree_insert_after(tmp, mpnt, - &mapping->i_mmap); + vma_interval_tree_insert_after(tmp, mpnt, + &mapping->i_mmap); flush_dcache_mmap_unlock(mapping); i_mmap_unlock_write(mapping); } @@ -559,6 +555,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p) INIT_LIST_HEAD(&mm->mmlist); mm->core_state = NULL; atomic_long_set(&mm->nr_ptes, 0); + mm_nr_pmds_init(mm); mm->map_count = 0; mm->locked_vm = 0; mm->pinned_vm = 0; @@ -607,6 +604,14 @@ static void check_mm(struct mm_struct *mm) printk(KERN_ALERT "BUG: Bad rss-counter state " "mm:%p idx:%d val:%ld\n", mm, i, x); } + + if (atomic_long_read(&mm->nr_ptes)) + pr_alert("BUG: non-zero nr_ptes on freeing mm: %ld\n", + atomic_long_read(&mm->nr_ptes)); + if (mm_nr_pmds(mm)) + pr_alert("BUG: non-zero nr_pmds on freeing mm: %ld\n", + mm_nr_pmds(mm)); + #if defined(CONFIG_TRANSPARENT_HUGEPAGE) && !USE_SPLIT_PMD_PTLOCKS VM_BUG_ON_MM(mm->pmd_huge_pte, mm); #endif |