From mboxrd@z Thu Jan 1 00:00:00 1970 From: yaojun8558363@gmail.com (Jun Yao) Date: Mon, 17 Sep 2018 12:43:27 +0800 Subject: [PATCH v5 0/6] Move swapper_pg_dir to rodata section. Message-ID: <20180917044333.30051-1-yaojun8558363@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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