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srcu: Shrink Tiny SRCU a bit more

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This commit rearranges Tiny SRCU's srcu_struct structure, substitutes
u8 for bool, and shrinks counters down to short.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney
2017-04-21 13:33:20 -07:00
parent 41f364819f
commit 3ddf20c953
2 changed files with 5 additions and 5 deletions
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kernel/rcu/rcutorture.c
+1 -1
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@@ -609,7 +609,7 @@ static void srcu_torture_stats(void)
pr_cont("\n");
#elif defined(CONFIG_TINY_SRCU)
idx = READ_ONCE(srcu_ctlp->srcu_idx) & 0x1;
pr_alert("%s%s Tiny SRCU per-CPU(idx=%d): (%d,%d)\n",
pr_alert("%s%s Tiny SRCU per-CPU(idx=%d): (%hd,%hd)\n",
torture_type, TORTURE_FLAG, idx,
READ_ONCE(srcu_ctlp->srcu_lock_nesting[!idx]),
READ_ONCE(srcu_ctlp->srcu_lock_nesting[idx]));