linux-kernel - [PATCH 26/37] softirq: Init softirq enabled field for default irq

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Date:   Thu, 28 Feb 2019 18:12:31 +0100
From:   Frederic Weisbecker <frederic@...nel.org>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Frederic Weisbecker <fweisbec@...il.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        "David S . Miller" <davem@...emloft.net>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Paul E . McKenney" <paulmck@...ux.vnet.ibm.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        Pavan Kondeti <pkondeti@...eaurora.org>,
        Ingo Molnar <mingo@...nel.org>,
        Joel Fernandes <joel@...lfernandes.org>
Subject: [PATCH 26/37] softirq: Init softirq enabled field for default irq_stat definition

From: Frederic Weisbecker <fweisbec@...il.com>

All softirqs must be set enabled on boot.

Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
Cc: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
Cc: Joel Fernandes <joel@...lfernandes.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Pavan Kondeti <pkondeti@...eaurora.org>
Cc: Paul E . McKenney <paulmck@...ux.vnet.ibm.com>
Cc: David S . Miller <davem@...emloft.net>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
---
 kernel/softirq.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/softirq.c b/kernel/softirq.c
index d305b4c8d1a7..e957615102dc 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -49,7 +49,9 @@
  */
 
 #ifndef __ARCH_IRQ_STAT
-DEFINE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat);
+DEFINE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat) = {
+	.__softirq_data = SOFTIRQ_DATA_INIT,
+};
 EXPORT_PER_CPU_SYMBOL(irq_stat);
 #endif
 
-- 
2.21.0