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Merge branch 'pm-sleep'

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* pm-sleep:
  PM / hibernate: Fix rtree_next_node() to avoid walking off list ends
  x86/power/64: Use __pa() for physical address computation
  PM / sleep: Update some system sleep documentation
This commit is contained in:
Rafael J. Wysocki
2016-08-18 03:27:08 +02:00
parent 694d0d0bb2 924d869675
commit 6c16f42a4e
4 changed files with 91 additions and 65 deletions
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10
kernel/power/snapshot.c
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@@ -835,9 +835,9 @@ static bool memory_bm_pfn_present(struct memory_bitmap *bm, unsigned long pfn)
*/
static bool rtree_next_node(struct memory_bitmap *bm)
{
bm->cur.node = list_entry(bm->cur.node->list.next,
struct rtree_node, list);
if (&bm->cur.node->list != &bm->cur.zone->leaves) {
if (!list_is_last(&bm->cur.node->list, &bm->cur.zone->leaves)) {
bm->cur.node = list_entry(bm->cur.node->list.next,
struct rtree_node, list);
bm->cur.node_pfn += BM_BITS_PER_BLOCK;
bm->cur.node_bit = 0;
touch_softlockup_watchdog();
@@ -845,9 +845,9 @@ static bool rtree_next_node(struct memory_bitmap *bm)
}
/* No more nodes, goto next zone */
bm->cur.zone = list_entry(bm->cur.zone->list.next,
if (!list_is_last(&bm->cur.zone->list, &bm->zones)) {
bm->cur.zone = list_entry(bm->cur.zone->list.next,
struct mem_zone_bm_rtree, list);
if (&bm->cur.zone->list != &bm->zones) {
bm->cur.node = list_entry(bm->cur.zone->leaves.next,
struct rtree_node, list);
bm->cur.node_pfn = 0;