[tip: irq/core] genirq: Kill handle_percpu_devid_fasteoi_nmi()

tip-bot2 for Marc Zyngier
2025-10-27T16:31:13Z

The following commit has been merged into the irq/core branch of tip:

Commit-ID: 5ff78c8de9d83ad6fc0553bf8f2edc816385837d
Gitweb: https://git.kernel.org/tip/5ff78c8de9d83ad6fc0553bf8f2edc816385837d
Author: Marc Zyngier <maz@kernel.org>
AuthorDate: Mon, 20 Oct 2025 13:29:28 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Mon, 27 Oct 2025 17:16:34 +01:00

genirq: Kill handle_percpu_devid_fasteoi_nmi()

There is no in-tree user of this flow handler anymore, so simply remove it.

Suggested-by: Will Deacon <will@kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Will Deacon <will@kernel.org>
Link: https://patch.msgid.link/20251020122944.3074811-12-maz@kernel.org
---
include/linux/irq.h | 1 -
kernel/irq/chip.c | 25 -------------------------
2 files changed, 26 deletions(-)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index c67e76f..b728c18 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -655,7 +655,6 @@ extern void handle_bad_irq(struct irq_desc *desc);
extern void handle_nested_irq(unsigned int irq);

extern void handle_fasteoi_nmi(struct irq_desc *desc);
-extern void handle_percpu_devid_fasteoi_nmi(struct irq_desc *desc);

extern int irq_chip_compose_msi_msg(struct irq_data *data, struct msi_msg *msg);
extern int irq_chip_pm_get(struct irq_data *data);
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 3ffa0d8..633e1f6 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -929,31 +929,6 @@ void handle_percpu_devid_irq(struct irq_desc *desc)
chip->irq_eoi(&desc->irq_data);
}

-/**
- * handle_percpu_devid_fasteoi_nmi - Per CPU local NMI handler with per cpu
- * dev ids
- * @desc: the interrupt description structure for this irq
- *
- * Similar to handle_fasteoi_nmi, but handling the dev_id cookie
- * as a percpu pointer.
- */
-void handle_percpu_devid_fasteoi_nmi(struct irq_desc *desc)
-{
- struct irq_chip *chip = irq_desc_get_chip(desc);
- struct irqaction *action = desc->action;
- unsigned int irq = irq_desc_get_irq(desc);
- irqreturn_t res;
-
- __kstat_incr_irqs_this_cpu(desc);
-
- trace_irq_handler_entry(irq, action);
- res = action->handler(irq, raw_cpu_ptr(action->percpu_dev_id));
- trace_irq_handler_exit(irq, action, res);
-
- if (chip->irq_eoi)
- chip->irq_eoi(&desc->irq_data);
-}
-
static void
__irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle,
int is_chained, const char *name)