diff options
Diffstat (limited to 'mm/mempolicy.c')
| -rw-r--r-- | mm/mempolicy.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c index d79ab5116a7b..2bf4ab7b2713 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -348,7 +348,7 @@ static void mpol_rebind_preferred(struct mempolicy *pol, */ static void mpol_rebind_policy(struct mempolicy *pol, const nodemask_t *newmask) { - if (!pol) + if (!pol || pol->mode == MPOL_LOCAL) return; if (!mpol_store_user_nodemask(pol) && !(pol->flags & MPOL_F_LOCAL) && nodes_equal(pol->w.cpuset_mems_allowed, *newmask)) @@ -571,7 +571,8 @@ static int queue_pages_hugetlb(pte_t *pte, unsigned long hmask, goto unlock; /* With MPOL_MF_MOVE, we migrate only unshared hugepage. */ if (flags & (MPOL_MF_MOVE_ALL) || - (flags & MPOL_MF_MOVE && page_mapcount(page) == 1)) + (flags & MPOL_MF_MOVE && page_mapcount(page) == 1 && + !hugetlb_pmd_shared(pte))) isolate_huge_page(page, qp->pagelist); unlock: spin_unlock(ptl); @@ -1159,7 +1160,7 @@ int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from, static struct page *new_page(struct page *page, unsigned long start) { struct vm_area_struct *vma; - unsigned long uninitialized_var(address); + unsigned long address; vma = find_vma(current->mm, start); while (vma) { @@ -1554,7 +1555,7 @@ static int kernel_get_mempolicy(int __user *policy, unsigned long flags) { int err; - int uninitialized_var(pval); + int pval; nodemask_t nodes; addr = untagged_addr(addr); |