Merge branch 'sched/urgent' into sched/core

Pick up the latest fixes before applying new changes.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 8 insertions, 1 deletions

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 4316af287f60..b73f4ba62b24 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1729,6 +1729,13 @@ void task_numa_work(struct callback_head *work)
                     (vma->vm_file && (vma->vm_flags & (VM_READ|VM_WRITE)) == (VM_READ)))
                         continue;
 
+                /*
+                 * Skip inaccessible VMAs to avoid any confusion between
+                 * PROT_NONE and NUMA hinting ptes
+                 */
+                if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))
+                        continue;
+
                 do {
                         start = max(start, vma->vm_start);
                         end = ALIGN(start + (pages << PAGE_SHIFT), HPAGE_SIZE);
@@ -3907,7 +3914,7 @@ static long effective_load(struct task_group *tg, int cpu, long wl, long wg)
 {
         struct sched_entity *se = tg->se[cpu];
 
-        if (!tg->parent || !wl) /* the trivial, non-cgroup case */
+        if (!tg->parent)        /* the trivial, non-cgroup case */
                 return wl;
 
         for_each_sched_entity(se) {