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CONFIG_GPIOLIB_FASTPATH_LIMIT: Maximum number of GPIOs for fast path

General informations

The Linux kernel configuration item CONFIG_GPIOLIB_FASTPATH_LIMIT:

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This adjusts the point at which certain APIs will switch from using a stack allocated buffer to a dynamically allocated buffer.

You shouldn't need to change this unless you really need to optimize either stack space or performance. Change this carefully since setting an incorrect value could cause stack corruption.



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