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gpiolib: Don't bypass SRCU when CONFIG_LOCKDEP is enabled #7548

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Merged
pelwell merged 1 commit into from
Aug 12, 2026
+6 −1
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gpiolib: Don't bypass SRCU when CONFIG_LOCKDEP is enabled #7548

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7 changes: 6 additions & 1 deletion drivers/gpio/gpiolib.c
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Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,12 @@

#define dont_test_bit(b,d) (0)

#define REJECT_HOTPLUG_TAX 1
/*
* The SRCU bypass below skips srcu_read_lock() while the core retains its
* lockdep_assert_held(&gc->gpiodev->srcu) checks, so every gpiod_*() call
* splats under lockdep. Keep the optimisation for production builds only.
*/
#define REJECT_HOTPLUG_TAX (!IS_ENABLED(CONFIG_LOCKDEP))

#if REJECT_HOTPLUG_TAX

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