From: Hyunki Koo <hyunki00.koo@samsung.com>
Date: Fri, 15 Apr 2016 07:47:11 +0000 (+0900)
Subject: [COMMON] irqchip: gic: add dmb(ish) in gic_handle_irq
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3471bd9998c29d8b5ab73c8e5a2f8ab3767cfca0;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[COMMON] irqchip: gic: add dmb(ish) in gic_handle_irq

Change-Id: I09e180d1d7133d5c306531dd4db3ce8d3c0d176b
Signed-off-by: Hyunki Koo <hyunki00.koo@samsung.com>
Signed-off-by: Hosung Kim <hosung0.kim@samsung.com>
---

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 04cb3c0a4c6f..1dfd032bc198 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -378,6 +378,8 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
 		irqstat = readl_relaxed(cpu_base + GIC_CPU_INTACK);
 		irqnr = irqstat & GICC_IAR_INT_ID_MASK;
 
+		dmb(ish);
+
 		if (likely(irqnr > 15 && irqnr < 1020)) {
 			if (static_key_true(&supports_deactivate))
 				writel_relaxed(irqstat, cpu_base + GIC_CPU_EOI);