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-rw-r--r--kernel/rcutree.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 6b11b07cfe7f..c634a92d1217 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -632,6 +632,7 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
632 /* Special-case the common single-level case. */ 632 /* Special-case the common single-level case. */
633 if (NUM_RCU_NODES == 1) { 633 if (NUM_RCU_NODES == 1) {
634 rnp->qsmask = rnp->qsmaskinit; 634 rnp->qsmask = rnp->qsmaskinit;
635 rnp->gpnum = rsp->gpnum;
635 rsp->signaled = RCU_SIGNAL_INIT; /* force_quiescent_state OK. */ 636 rsp->signaled = RCU_SIGNAL_INIT; /* force_quiescent_state OK. */
636 spin_unlock_irqrestore(&rnp->lock, flags); 637 spin_unlock_irqrestore(&rnp->lock, flags);
637 return; 638 return;
@@ -657,8 +658,10 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
657 */ 658 */
658 659
659 rnp_end = rsp->level[NUM_RCU_LVLS - 1]; 660 rnp_end = rsp->level[NUM_RCU_LVLS - 1];
660 for (rnp_cur = &rsp->node[0]; rnp_cur < rnp_end; rnp_cur++) 661 for (rnp_cur = &rsp->node[0]; rnp_cur < rnp_end; rnp_cur++) {
661 rnp_cur->qsmask = rnp_cur->qsmaskinit; 662 rnp_cur->qsmask = rnp_cur->qsmaskinit;
663 rnp->gpnum = rsp->gpnum;
664 }
662 665
663 /* 666 /*
664 * Now set up the leaf nodes. Here we must be careful. First, 667 * Now set up the leaf nodes. Here we must be careful. First,
@@ -679,6 +682,7 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
679 for (; rnp_cur < rnp_end; rnp_cur++) { 682 for (; rnp_cur < rnp_end; rnp_cur++) {
680 spin_lock(&rnp_cur->lock); /* irqs already disabled. */ 683 spin_lock(&rnp_cur->lock); /* irqs already disabled. */
681 rnp_cur->qsmask = rnp_cur->qsmaskinit; 684 rnp_cur->qsmask = rnp_cur->qsmaskinit;
685 rnp->gpnum = rsp->gpnum;
682 spin_unlock(&rnp_cur->lock); /* irqs already disabled. */ 686 spin_unlock(&rnp_cur->lock); /* irqs already disabled. */
683 } 687 }
684 688