Commit 021a8ca2 authored by Keguang Zhang's avatar Keguang Zhang Committed by Thomas Gleixner
Browse files

genirq/generic-chip: Fix the irq_chip name for /proc/interrupts 



irq_init_generic_chip() only sets the name for the first chip type, which
leads to empty names for other chip types.  Eventually, these names will be
shown as "-" /proc/interrupts.

Set the name for all chip types by default.

Signed-off-by: default avatarKeguang Zhang <keguang.zhang@gmail.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230925121734.93017-1-keguang.zhang@gmail.com
parent 6260ecd0

kernel/irq/generic-chip.c

+5 −1
Original line number Diff line number Diff line
@@ -219,11 +219,15 @@ void irq_init_generic_chip(struct irq_chip_generic *gc, const char *name, 
			   int num_ct, unsigned int irq_base,

			   void __iomem *reg_base, irq_flow_handler_t handler)

{

	struct irq_chip_type *ct = gc->chip_types;

	int i;



	raw_spin_lock_init(&gc->lock);

	gc->num_ct = num_ct;

	gc->irq_base = irq_base;

	gc->reg_base = reg_base;

	gc->chip_types->chip.name = name;

	for (i = 0; i < num_ct; i++)

		ct[i].chip.name = name;

	gc->chip_types->handler = handler;

}