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Date: Fri, 20 Feb 2015 14:31:43 +0100 From: Ingo Molnar <mingo@...nel.org> To: Linus Torvalds <torvalds@...ux-foundation.org> Cc: linux-kernel@...r.kernel.org, "Paul E. McKenney" <paulmck@...ibm.com>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Thomas Gleixner <tglx@...utronix.de>, Andrew Morton <akpm@...ux-foundation.org> Subject: [GIT PULL] RCU fix Linus, Please pull the latest core-urgent-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-for-linus # HEAD: 3b3336d4fed58ea5a019a8a1d00fa741be492716 Merge branch 'rcu/next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/urgent Fix a bug that caused an RCU warning splat. Thanks, Ingo ------------------> Paul E. McKenney (1): rcu: Clear need_qs flag to prevent splat kernel/rcu/tree_plugin.h | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 2e850a51bb8f..bca28b00f7e6 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -327,6 +327,7 @@ void rcu_read_unlock_special(struct task_struct *t) special = t->rcu_read_unlock_special; if (special.b.need_qs) { rcu_preempt_qs(); + t->rcu_read_unlock_special.b.need_qs = false; if (!t->rcu_read_unlock_special.s) { local_irq_restore(flags); return; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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