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author | Ingo Molnar <mingo@kernel.org> | 2015-09-28 08:03:52 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-09-28 08:03:52 +0200 |
commit | 7c4f1c694bf84eac538bee3e411aed10ae617d46 (patch) | |
tree | d477facbaca91d72e4244d54f325286b13bcee11 /include | |
parent | Linux 4.3-rc3 (diff) | |
parent | rcu: Suppress lockdep false positive for rcp->exp_funnel_mutex (diff) | |
download | linux-7c4f1c694bf84eac538bee3e411aed10ae617d46.tar.xz linux-7c4f1c694bf84eac538bee3e411aed10ae617d46.zip |
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/urgent
Pull RCU fixes from Paul E. McKenney, for two regressions
introduced in this merge window:
- Fix bug with recent GCCs.
- Fix false positive lockdep splat.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/rcupdate.h | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index ff476515f716..581abf848566 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -230,12 +230,11 @@ void __wait_rcu_gp(bool checktiny, int n, call_rcu_func_t *crcu_array, struct rcu_synchronize *rs_array); #define _wait_rcu_gp(checktiny, ...) \ -do { \ - call_rcu_func_t __crcu_array[] = { __VA_ARGS__ }; \ - const int __n = ARRAY_SIZE(__crcu_array); \ - struct rcu_synchronize __rs_array[__n]; \ - \ - __wait_rcu_gp(checktiny, __n, __crcu_array, __rs_array); \ +do { \ + call_rcu_func_t __crcu_array[] = { __VA_ARGS__ }; \ + struct rcu_synchronize __rs_array[ARRAY_SIZE(__crcu_array)]; \ + __wait_rcu_gp(checktiny, ARRAY_SIZE(__crcu_array), \ + __crcu_array, __rs_array); \ } while (0) #define wait_rcu_gp(...) _wait_rcu_gp(false, __VA_ARGS__) |