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yaml
---
r: 182227
b: refs/heads/master
c: f3a8b5c
h: refs/heads/master
i:
  182225: 3a8fbf5
  182223: 7ead65c
v: v3
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Paul E. McKenney authored and Ingo Molnar committed Jan 13, 2010
1 parent 8815283 commit 94763fb
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Showing 2 changed files with 4 additions and 7 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 07079d5357a4d53c2b13126c4a38fb40e6e04966
refs/heads/master: f3a8b5c6aa543bd87764418d63632eb65b80e2f6
9 changes: 3 additions & 6 deletions trunk/kernel/rcutree.c
Original file line number Diff line number Diff line change
Expand Up @@ -1193,7 +1193,6 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
unsigned long flags;
long lastcomp;
struct rcu_node *rnp = rcu_get_root(rsp);
u8 signaled;
u8 forcenow;
u8 gpdone;

Expand All @@ -1209,15 +1208,14 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
rsp->n_force_qs++;
spin_lock(&rnp->lock); /* irqs already disabled */
lastcomp = rsp->gpnum - 1;
signaled = rsp->signaled;
rsp->jiffies_force_qs = jiffies + RCU_JIFFIES_TILL_FORCE_QS;
if(!rcu_gp_in_progress(rsp)) {
rsp->n_force_qs_ngp++;
spin_unlock(&rnp->lock); /* irqs remain disabled */
goto unlock_fqs_ret; /* no GP in progress, time updated. */
}
rsp->fqs_active = 1;
switch (signaled) {
switch (rsp->signaled) {
case RCU_GP_IDLE:
case RCU_GP_INIT:

Expand All @@ -1242,11 +1240,10 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
/* Update state, record completion counter. */
forcenow = 0;
if (lastcomp + 1 == rsp->gpnum &&
lastcomp == rsp->completed &&
rsp->signaled == signaled) {
lastcomp == rsp->completed) {
forcenow = rsp->signaled == RCU_SAVE_COMPLETED;
rsp->signaled = RCU_FORCE_QS;
rsp->completed_fqs = lastcomp;
forcenow = signaled == RCU_SAVE_COMPLETED;
}
if (!forcenow)
break;
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