From: Florian Fainelli <f.fainelli@gmail.com> To: linux-kernel@vger.kernel.org Cc: Florian Fainelli <f.fainelli@gmail.com>, Thomas Gleixner <tglx@linutronix.de>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com (maintainer:BROADCOM BCM281XX/BCM11XXX/BCM216XX ARM ARCHITE...), Russell King <linux@armlinux.org.uk>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>, Frank Rowand <frowand.list@gmail.com>, linux-arm-kernel@lists.infradead.org (moderated list:ARM SUB-ARCHITECTURES), linux-mips@vger.kernel.org (open list:MIPS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE) Subject: [PATCH v3 01/14] MIPS: BMIPS: Remove use of irq_cpu_offline Date: Tue, 28 Sep 2021 11:21:26 -0700 [thread overview] Message-ID: <20210928182139.652896-2-f.fainelli@gmail.com> (raw) In-Reply-To: <20210928182139.652896-1-f.fainelli@gmail.com> 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 <tglx@linutronix.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
WARNING: multiple messages have this Message-ID (diff)
From: Florian Fainelli <f.fainelli@gmail.com> To: linux-kernel@vger.kernel.org Cc: Florian Fainelli <f.fainelli@gmail.com>, Thomas Gleixner <tglx@linutronix.de>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com (maintainer:BROADCOM BCM281XX/BCM11XXX/BCM216XX ARM ARCHITE...), Russell King <linux@armlinux.org.uk>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Marc Zyngier <maz@kernel.org>, Rob Herring <robh+dt@kernel.org>, Frank Rowand <frowand.list@gmail.com>, linux-arm-kernel@lists.infradead.org (moderated list:ARM SUB-ARCHITECTURES), linux-mips@vger.kernel.org (open list:MIPS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE) Subject: [PATCH v3 01/14] MIPS: BMIPS: Remove use of irq_cpu_offline Date: Tue, 28 Sep 2021 11:21:26 -0700 [thread overview] Message-ID: <20210928182139.652896-2-f.fainelli@gmail.com> (raw) In-Reply-To: <20210928182139.652896-1-f.fainelli@gmail.com> 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 <tglx@linutronix.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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-09-28 18:22 UTC|newest] Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-28 18:21 [PATCH v3 00/14] Modular Broadcom irqchip drivers Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli [this message] 2021-09-28 18:21 ` [PATCH v3 01/14] MIPS: BMIPS: Remove use of irq_cpu_offline Florian Fainelli 2021-10-03 16:09 ` Thomas Bogendoerfer 2021-10-03 16:09 ` Thomas Bogendoerfer 2021-09-28 18:21 ` [PATCH v3 02/14] irqchip/irq-bcm7038-l1: Remove .irq_cpu_offline() Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 03/14] irqchip/irq-bcm7038-l1: Use irq_get_irq_data() Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 04/14] irqchip/irq-bcm7038-l1: Gate use of CPU logical map to MIPS Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 05/14] irqchip/irq-bcm7038-l1: Restrict affinity setting " Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 06/14] irqchip/irq-bcm7038-l1: Switch to IRQCHIP_PLATFORM_DRIVER Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 07/14] genirq: Export irq_gc_{unmask_enable,mask_disable}_reg Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 07/14] genirq: Export irq_gc_{unmask_enable, mask_disable}_reg Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 08/14] irqchip/irq-brcmstb-l2: Switch to IRQCHIP_PLATFORM_DRIVER Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 09/14] irqchip: Provide platform_device to of_irq_init_cb_t Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 19:36 ` Rob Herring 2021-09-28 19:36 ` Rob Herring 2021-09-28 18:21 ` [PATCH v3 10/14] genirq: Export irq_gc_noop() Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 11/14] irqchip/irq-bcm7120-l2: Switch to IRQCHIP_PLATFORM_DRIVER Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 12/14] arm64: broadcom: Removed forced select of interrupt controllers Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 13/14] ARM: bcm: " Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:21 ` [PATCH v3 14/14] irqchip: Fix kernel-doc parameter typo for IRQCHIP_DECLARE Florian Fainelli 2021-09-28 18:21 ` Florian Fainelli 2021-09-28 18:41 ` Sergey Shtylyov 2021-09-28 18:41 ` Sergey Shtylyov 2021-10-04 17:03 ` [PATCH v3 00/14] Modular Broadcom irqchip drivers Florian Fainelli 2021-10-04 17:03 ` Florian Fainelli
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