riscv: mm: Remove setup_zero_page()
authorJisheng Zhang <jszhang3@mail.ustc.edu.cn>
Fri, 7 May 2021 14:19:59 +0000 (22:19 +0800)
committerPalmer Dabbelt <palmerdabbelt@google.com>
Wed, 26 May 2021 05:50:48 +0000 (22:50 -0700)
commit8f3e136ff378a2b22dbc0ca2a6e58022e6df36d2
treeeb3a37f0c445baf462178eb6c74b71039dd5225d
parent3332f4190674114e08daaf6859c11a7e464bceff
riscv: mm: Remove setup_zero_page()

The empty_zero_page sits at .bss..page_aligned section, so will be
cleared to zero during clearing bss, we don't need to clear it again.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
arch/riscv/mm/init.c