From: Thomas Gleixner Date: Mon, 9 May 2022 19:03:43 +0000 (+0200) Subject: lockdep: Delete local_irq_enable_in_hardirq() X-Git-Tag: v5.19-rc1~207^2~5 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=deaf7c4b4bf8b802cc465bb9b33fe6c76e812924;p=thirdparty%2Flinux.git lockdep: Delete local_irq_enable_in_hardirq() No more users and there is no desire to grow new ones. Signed-off-by: Thomas Gleixner Signed-off-by: Peter Zijlstra (Intel) Link: https://lkml.kernel.org/r/8735hir0j4.ffs@tglx --- diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index f40754caaefa4..b5e06a6e40198 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -222,24 +222,6 @@ devm_request_any_context_irq(struct device *dev, unsigned int irq, 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);