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authorIngo Molnar <mingo@kernel.org>2012-06-20 14:22:32 +0200
committerIngo Molnar <mingo@kernel.org>2012-06-20 14:22:34 +0200
commit6a991acceedce3ca93caef8ba7af2468c9451614 (patch)
tree1997d71fc57bdebd12fc70a73070281614b52f15 /kernel/rcutree.h
parentx86: Save cr2 in NMI in case NMIs take a page fault (for i386) (diff)
parentLinux 3.5-rc3 (diff)
downloadlinux-dev-6a991acceedce3ca93caef8ba7af2468c9451614.tar.xz
linux-dev-6a991acceedce3ca93caef8ba7af2468c9451614.zip
Merge commit 'v3.5-rc3' into x86/debug
Merge it in to pick up a fix that we are going to clean up in this branch. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/rcutree.h')
-rw-r--r--kernel/rcutree.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index 7f5d138dedf5..ea056495783e 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -84,6 +84,20 @@ struct rcu_dynticks {
/* Process level is worth LLONG_MAX/2. */
int dynticks_nmi_nesting; /* Track NMI nesting level. */
atomic_t dynticks; /* Even value for idle, else odd. */
+#ifdef CONFIG_RCU_FAST_NO_HZ
+ int dyntick_drain; /* Prepare-for-idle state variable. */
+ unsigned long dyntick_holdoff;
+ /* No retries for the jiffy of failure. */
+ struct timer_list idle_gp_timer;
+ /* Wake up CPU sleeping with callbacks. */
+ unsigned long idle_gp_timer_expires;
+ /* When to wake up CPU (for repost). */
+ bool idle_first_pass; /* First pass of attempt to go idle? */
+ unsigned long nonlazy_posted;
+ /* # times non-lazy CBs posted to CPU. */
+ unsigned long nonlazy_posted_snap;
+ /* idle-period nonlazy_posted snapshot. */
+#endif /* #ifdef CONFIG_RCU_FAST_NO_HZ */
};
/* RCU's kthread states for tracing. */