[PATCH v4 01/14] MIPS: BMIPS: Remove use of irq_cpu_offline
From: Florian Fainelli <f.fainelli@gmail.com>
Date: 2021-10-09 02:20:39
Also in:
linux-arm-kernel, linux-mips, lkml
Subsystem:
broadcom bmips mips architecture, mips, the rest · Maintainers:
Florian Fainelli, Thomas Bogendoerfer, Linus Torvalds
irq_cpu_offline() is only used by MIPS and we should instead use irq_migrate_all_off_this_cpu(). This will be helpful in order to remove drivers/irqchip/irq-bcm7038-l1.c irq_cpu_offline callback which would have got in the way of making this driver modular. Suggested-by: Thomas Gleixner <redacted> Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> --- arch/mips/Kconfig | 1 + arch/mips/kernel/smp-bmips.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 771ca53af06d..2c03b27cec02 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig@@ -1782,6 +1782,7 @@ config CPU_BMIPS select CPU_HAS_PREFETCH select CPU_SUPPORTS_CPUFREQ select MIPS_EXTERNAL_TIMER + select GENERIC_IRQ_MIGRATION if HOTPLUG_CPU help Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index b6ef5f7312cf..f5d7bfa3472a 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c@@ -26,6 +26,7 @@ #include <linux/bug.h> #include <linux/kernel.h> #include <linux/kexec.h> +#include <linux/irq.h> #include <asm/time.h> #include <asm/processor.h>
@@ -373,7 +374,7 @@ static int bmips_cpu_disable(void) set_cpu_online(cpu, false); calculate_cpu_foreign_map(); - irq_cpu_offline(); + irq_migrate_all_off_this_cpu(); clear_c0_status(IE_IRQ5); local_flush_tlb_all();
--
2.25.1