Re: [PATCH 3/3] [v4] lib/vsprintf: no_hash_pointers prints all addresses as unhashed

Tetsuo Handa
2021-09-11T02:39:41Z

On 2021/09/11 11:25, Xiaoming Ni wrote:
> Why do we need to export the no_hash_pointers variable and
> not declare it in any header file?

Because lib/test_printf.c wants to use no_hash_pointers for testing
purpose, and lib/test_printf.c might be built as a loadable kernel module.
That is, no_hash_pointers is not meant for general use.

config TEST_PRINTF
tristate "Test printf() family of functions at runtime"

obj-$(CONFIG_TEST_PRINTF) += test_printf.o