Messages in this thread Patch in this message | | | Date | Fri, 13 Oct 2023 10:31:19 -0000 | From | "tip-bot2 for Keguang Zhang" <> | Subject | [tip: irq/core] genirq/generic-chip: Fix the irq_chip name for /proc/interrupts |
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The following commit has been merged into the irq/core branch of tip:
Commit-ID: 021a8ca2ba23c01487a98ad23b68ac062e14cf32 Gitweb: https://git.kernel.org/tip/021a8ca2ba23c01487a98ad23b68ac062e14cf32 Author: Keguang Zhang <keguang.zhang@gmail.com> AuthorDate: Mon, 25 Sep 2023 20:17:34 +08:00 Committer: Thomas Gleixner <tglx@linutronix.de> CommitterDate: Fri, 13 Oct 2023 12:25:31 +02:00
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: Keguang Zhang <keguang.zhang@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/r/20230925121734.93017-1-keguang.zhang@gmail.com
--- kernel/irq/generic-chip.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c index c653cd3..81ecca0 100644 --- a/kernel/irq/generic-chip.c +++ b/kernel/irq/generic-chip.c @@ -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; }
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