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authorDouglas Anderson <dianders@chromium.org>2023-11-07 07:26:57 -0800
committerCatalin Marinas <catalin.marinas@arm.com>2023-11-08 15:38:47 +0000
commit4bb49009e07175266e8c5ffbd5d4c4b241c97f19 (patch)
tree200b97f5d69137c0b1b4760748e99486f6fbae74
parent1d816ba168ea1999afe8cd2ccbe66b0e762bf455 (diff)
downloadwpan-4bb49009e07175266e8c5ffbd5d4c4b241c97f19.tar.gz
Revert "arm64: smp: avoid NMI IPIs with broken MediaTek FW"
This reverts commit a07a594152173a3dd3bdd12fc7d73dbba54cdbca. This is no longer needed after the patch ("arm64: Move MediaTek GIC quirk handling from irqchip to core). Signed-off-by: Douglas Anderson <dianders@chromium.org> Acked-by: Mark Rutland <mark.rutland@arm.com> Acked-by: Marc Zyngier <maz@kernel.org> Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://lore.kernel.org/r/20231107072651.v2.2.I2c5fa192e767eb3ee233bc28eb60e2f8656c29a6@changeid Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r--arch/arm64/kernel/smp.c5
-rw-r--r--drivers/irqchip/irq-gic-v3.c2
2 files changed, 2 insertions, 5 deletions
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 13fa576dd2c69..03204e8411720 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -965,10 +965,7 @@ static void smp_cross_call(const struct cpumask *target, unsigned int ipinr)
static bool ipi_should_be_nmi(enum ipi_msg_type ipi)
{
- DECLARE_STATIC_KEY_FALSE(supports_pseudo_nmis);
-
- if (!system_uses_irq_prio_masking() ||
- !static_branch_likely(&supports_pseudo_nmis))
+ if (!system_uses_irq_prio_masking())
return false;
switch (ipi) {
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index 552a3fed7a893..dd41635547384 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -105,7 +105,7 @@ static DEFINE_STATIC_KEY_TRUE(supports_deactivate_key);
* - Figure 4-7 Secure read of the priority field for a Non-secure Group 1
* interrupt.
*/
-DEFINE_STATIC_KEY_FALSE(supports_pseudo_nmis);
+static DEFINE_STATIC_KEY_FALSE(supports_pseudo_nmis);
DEFINE_STATIC_KEY_FALSE(gic_nonsecure_priorities);
EXPORT_SYMBOL(gic_nonsecure_priorities);