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authorIngo Molnar <mingo@kernel.org>2018-05-30 07:55:39 +0200
committerIngo Molnar <mingo@kernel.org>2018-05-30 07:55:39 +0200
commit52f2b34f46223ca2789320fa10c13f6664c1b628 (patch)
tree28c597a8d38898c7807a19a4ec128777e3b90964 /include/linux/rcutiny.h
parent13a553199fa9327f957ba5e8462705ed250a9e6a (diff)
parentf64c6013a2029316ea552f99823d116ee5f5f955 (diff)
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU fix from Paul E. McKenney: "This additional v4.18 pull request contains a single commit that fell through the cracks: Provide early rcu_cpu_starting() callback for the benefit of the x86/mtrr code, which needs RCU to be available on incoming CPUs earlier than has been the case in the past." Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/rcutiny.h')
-rw-r--r--include/linux/rcutiny.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index ce9beec35e34..7b3c82e8a625 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -132,5 +132,6 @@ static inline void rcu_all_qs(void) { barrier(); }
#define rcutree_offline_cpu NULL
#define rcutree_dead_cpu NULL
#define rcutree_dying_cpu NULL
+static inline void rcu_cpu_starting(unsigned int cpu) { }
#endif /* __LINUX_RCUTINY_H */