mm: define general function pXd_init()

pud_init(), pmd_init() and kernel_pte_init() are duplicated defined in
file kasan.c and sparse-vmemmap.c as weak functions.  Move them to generic
header file pgtable.h, architecture can redefine them.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Bibo Mao <[email protected]>
Reviewed-by: Huacai Chen <[email protected]>
Cc: Alexander Potapenko <[email protected]>
Cc: Andrey Konovalov <[email protected]>
Cc: Andrey Ryabinin <[email protected]>
Cc: Dmitry Vyukov <[email protected]>
Cc: Thomas Bogendoerfer <[email protected]>
Cc: Vincenzo Frascino <[email protected]>
Cc: WANG Xuerui <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions