The patch titled Subject: arm64: kfence: fix header inclusion has been added to the -mm tree. Its filename is set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Arnd Bergmann <arnd@xxxxxxxx> Subject: arm64: kfence: fix header inclusion Randconfig builds started warning about a missing function declaration after set_memory_valid() is moved to a new file: In file included from mm/kfence/core.c:26: arch/arm64/include/asm/kfence.h:17:2: error: implicit declaration of function 'set_memory_valid' [-Werror,-Wimplicit-function-declaration] Include the correct header again. Link: https://lkml.kernel.org/r/20210125125025.102381-1-arnd@xxxxxxxxxx Fixes: 9e18ec3cfabd ("set_memory: allow querying whether set_direct_map_*() is actually enabled") Fixes: 204555ff8bd6 ("arm64, kfence: enable KFENCE for ARM64") Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx> Cc: Marco Elver <elver@xxxxxxxxxx> Cc: Alexander Potapenko <glider@xxxxxxxxxx> Cc: Andrey Konovalov <andreyknvl@xxxxxxxxxx> Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx> Cc: Mike Rapoport <rppt@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/arm64/include/asm/kfence.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm64/include/asm/kfence.h~set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix +++ a/arch/arm64/include/asm/kfence.h @@ -8,7 +8,7 @@ #ifndef __ASM_KFENCE_H #define __ASM_KFENCE_H -#include <asm/cacheflush.h> +#include <asm/set_memory.h> static inline bool arch_kfence_init_pool(void) { return true; } _ Patches currently in -mm which might be from arnd@xxxxxxxx are set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix.patch