On 08/25, Oleg Nesterov wrote: > > The code like > > const int n = const-expr; > whatever_t array[n]; > > in inline function can confuse gcc, see > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67055#c13 > > This leads to > > In file included from include/linux/rcupdate.h:429:0, > from include/linux/rcusync.h:5, > from kernel/rcu/sync.c:1: > include/linux/rcutiny.h: In function 'rcu_barrier_sched': > include/linux/rcutiny.h:55:20: internal compiler error: Segmentation > fault > static inline void rcu_barrier_sched(void) > > build failure after ec90a194a "rcu: Create a synchronize_rcu_mult()" > and 114b7fd4b "rcu: Create rcu_sync infrastructure" meet each other.
and just in case... make make kernel/rcu/rcutorture.o fails the same way if CONFIG_RCU_TORTURE_TEST && CONFIG_TINY_RCU. So we need a work- around even before/without rcu_sync. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
