From 1197528aaea79ed4909aba695d18fdecc5387a36 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Mon, 6 Dec 2021 23:27:28 +0100 Subject: genirq/msi: Guard sysfs code No point in building unused code when CONFIG_SYSFS=n. Signed-off-by: Thomas Gleixner Tested-by: Juergen Gross Reviewed-by: Jason Gunthorpe Reviewed-by: Greg Kroah-Hartman Link: https://lore.kernel.org/r/20211206210223.985907940@linutronix.de --- include/linux/msi.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include/linux/msi.h') diff --git a/include/linux/msi.h b/include/linux/msi.h index e616f94c7c58..d43b9469c88b 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -239,9 +239,19 @@ void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg); void pci_msi_mask_irq(struct irq_data *data); void pci_msi_unmask_irq(struct irq_data *data); +#ifdef CONFIG_SYSFS const struct attribute_group **msi_populate_sysfs(struct device *dev); void msi_destroy_sysfs(struct device *dev, const struct attribute_group **msi_irq_groups); +#else +static inline const struct attribute_group **msi_populate_sysfs(struct device *dev) +{ + return NULL; +} +static inline void msi_destroy_sysfs(struct device *dev, const struct attribute_group **msi_irq_groups) +{ +} +#endif /* * The arch hooks to setup up msi irqs. Default functions are implemented -- cgit v1.2.3-59-g8ed1b