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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-16 12:32:42 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-16 12:32:42 -0700 |
| commit | 467a3ca5cab64a16b5ec46ebb1895c84c280dcfe (patch) | |
| tree | 68096d5b17e884d270420d50e466186c73019830 /kernel/rcutree.c | |
| parent | 40c9f61eae9098212b6906f29f30f08f7a19b5e2 (diff) | |
| parent | 84a1caf1453c3d44050bd22db958af4a7f99315c (diff) | |
Merge branch 'v3.6-rc7' into tty-next
This is to sync up on Linus's branch to get the other tty and core changes.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/rcutree.c')
| -rw-r--r-- | kernel/rcutree.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 3b0f1337f75..4b97bba7396 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -201,6 +201,7 @@ void rcu_note_context_switch(int cpu) { trace_rcu_utilization("Start context switch"); rcu_sched_qs(cpu); + rcu_preempt_note_context_switch(cpu); trace_rcu_utilization("End context switch"); } EXPORT_SYMBOL_GPL(rcu_note_context_switch); @@ -1530,7 +1531,7 @@ static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp) { unsigned long flags; struct rcu_head *next, *list, **tail; - int bl, count, count_lazy; + int bl, count, count_lazy, i; /* If no callbacks are ready, just return.*/ if (!cpu_has_callbacks_ready_to_invoke(rdp)) { @@ -1553,9 +1554,9 @@ static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp) rdp->nxtlist = *rdp->nxttail[RCU_DONE_TAIL]; *rdp->nxttail[RCU_DONE_TAIL] = NULL; tail = rdp->nxttail[RCU_DONE_TAIL]; - for (count = RCU_NEXT_SIZE - 1; count >= 0; count--) - if (rdp->nxttail[count] == rdp->nxttail[RCU_DONE_TAIL]) - rdp->nxttail[count] = &rdp->nxtlist; + for (i = RCU_NEXT_SIZE - 1; i >= 0; i--) + if (rdp->nxttail[i] == rdp->nxttail[RCU_DONE_TAIL]) + rdp->nxttail[i] = &rdp->nxtlist; local_irq_restore(flags); /* Invoke callbacks. */ @@ -1583,9 +1584,9 @@ static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp) if (list != NULL) { *tail = rdp->nxtlist; rdp->nxtlist = list; - for (count = 0; count < RCU_NEXT_SIZE; count++) - if (&rdp->nxtlist == rdp->nxttail[count]) - rdp->nxttail[count] = tail; + for (i = 0; i < RCU_NEXT_SIZE; i++) + if (&rdp->nxtlist == rdp->nxttail[i]) + rdp->nxttail[i] = tail; else break; } |