Messages in this thread Patch in this message | | | From | Thomas Gleixner <> | Subject | lockdep: Delete local_irq_enable_in_hardirq() | Date | Mon, 09 May 2022 21:03:43 +0200 |
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No more users and there is no desire to grow new ones.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- include/linux/interrupt.h | 18 ------------------ 1 file changed, 18 deletions(-)
--- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -222,24 +222,6 @@ devm_request_any_context_irq(struct devi extern void devm_free_irq(struct device *dev, unsigned int irq, void *dev_id); -/* - * On lockdep we dont want to enable hardirqs in hardirq - * context. Use local_irq_enable_in_hardirq() to annotate - * kernel code that has to do this nevertheless (pretty much - * the only valid case is for old/broken hardware that is - * insanely slow). - * - * NOTE: in theory this might break fragile code that relies - * on hardirq delivery - in practice we dont seem to have such - * places left. So the only effect should be slightly increased - * irqs-off latencies. - */ -#ifdef CONFIG_LOCKDEP -# define local_irq_enable_in_hardirq() do { } while (0) -#else -# define local_irq_enable_in_hardirq() local_irq_enable() -#endif - bool irq_has_action(unsigned int irq); extern void disable_irq_nosync(unsigned int irq); extern bool disable_hardirq(unsigned int irq);
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