[PATCH v5 0/6] Move swapper_pg_dir to rodata section.

[yaojun8558363@gmail.com (Jun Yao)]

Version 5 changes:
	1. Correct spelling and indentation errors[1].
	2. Update init_mm.pgd by assembly[2].
	3. Simplify set_p?d() by introducing set_swapper_pgd()[3].
	4. Reduce unnecessary tlbi for every write to swapper_pg_dir
	   during paging_init()[3].

v4: https://www.spinics.net/lists/arm-kernel/msg672195.html
v3: https://www.spinics.net/lists/arm-kernel/msg662537.html
v2: https://patchwork.kernel.org/patch/10485641/
v1: https://patchwork.kernel.org/patch/10476595/

[1] https://www.spinics.net/lists/arm-kernel/msg675189.html
[2] https://www.spinics.net/lists/arm-kernel/msg675193.html
[3] https://www.spinics.net/lists/arm-kernel/msg675196.html

Jun Yao (6):
  arm64/mm: Introduce the init_pg_dir.
  arm64/mm: Pass ttbr1 as a parameter to __enable_mmu().
  arm64/mm: Create the initial page table in the init_pg_dir.
  arm64/mm: Create the final page table directly in swapper_pg_dir.
  arm64/mm: Populate the swapper_pg_dir by fixmap.
  arm64/mm: Move {idmap_pg_dir .. swapper_pg_dir} to rodata section.

 arch/arm64/include/asm/assembler.h | 29 ++++++++++++++++++
 arch/arm64/include/asm/pgtable.h   | 36 ++++++++++++++++++----
 arch/arm64/kernel/asm-offsets.c    |  1 +
 arch/arm64/kernel/head.S           | 48 ++++++++++++++++++++----------
 arch/arm64/kernel/sleep.S          |  1 +
 arch/arm64/kernel/vmlinux.lds.S    | 47 +++++++++++++++++++----------
 arch/arm64/mm/mmu.c                | 45 +++++++++++++---------------
 7 files changed, 147 insertions(+), 60 deletions(-)

-- 
2.17.1