Hi Henry,
On 08/09/2023 23:15, Stefano Stabellini wrote:
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I committed patches 1-5
On Mon, 28 Aug 2023, Henry Wang wrote:
Based on the discussion in the Xen Summit [1], sending this series out after
addressing the comments in v5 [2] as the preparation work to add MPU support.
The series passed the GitLab CI check in [3].
Mostly code movement and function folding, with some of Kconfig and build
system (mainly Makefiles) adjustment.
This series is based on:
ec272d8d4c CI: Always move the bisect build log back
[1]
https://lore.kernel.org/xen-devel/as8pr08mb799122f8b0cb841ded64f48192...@as8pr08mb7991.eurprd08.prod.outlook.com/
[2]
https://lore.kernel.org/xen-devel/20230814042536.878720-1-henry.w...@arm.com/
[3] https://gitlab.com/xen-project/people/henryw/xen/-/pipelines/982592897
Henry Wang (9):
xen/arm: Introduce CONFIG_MMU Kconfig option
xen/arm64: Split and move MMU-specific head.S to mmu/head.S
xen/arm64: Fold setup_fixmap() to create_page_tables()
xen/arm: Split page table related code to mmu/pt.c
xen/arm: Split MMU system SMP MM bringup code to mmu/smpboot.c
xen/arm: Fold mmu_init_secondary_cpu() to head.S
xen/arm: Extract MMU-specific MM code
xen/arm: Split MMU-specific setup_mm() and related code out
xen/arm: Fold pmap and fixmap into MMU system
Penny Zheng (2):
xen/arm: Rename init_secondary_pagetables() to prepare_secondary_mm()
xen/arm: mmu: move MMU specific P2M code to mmu/p2m.{c,h}
Wei Chen (2):
xen/arm64: head.S: Introduce enable_{boot,secondary}_cpu_mm()
xen/arm: Move MMU related definitions from config.h to mmu/layout.h
Except for "[PATCH v6 08/13] xen/arm: Fold mmu_init_secondary_cpu() to
head.S " where I have a small comment, I am happy with the current set.
I have made the corresponding changes for Arm32 MMU (See
https://gitlab.com/xen-project/people/ayankuma/xen/-/commits/mmu_arm32_on_arm64?ref_type=heads
),
and triggered the CI. It looks all good (qemu-smoke-ppc64le-pseries-gcc
failure seems unrelated).
I have sent out the patches for review so that the maintainers/you can
have a look and review them
("[XEN v1 0/4] xen/arm: Split MMU code as the prepration of MPU work
form Arm32").
- Ayan
xen/arch/arm/Kconfig | 5 +-
xen/arch/arm/Makefile | 1 +
xen/arch/arm/arm32/Makefile | 1 +
xen/arch/arm/arm32/head.S | 22 +-
xen/arch/arm/arm32/mmu/Makefile | 1 +
xen/arch/arm/arm32/mmu/mm.c | 301 ++++
xen/arch/arm/arm64/Makefile | 2 +-
xen/arch/arm/arm64/head.S | 460 +-----
xen/arch/arm/arm64/mmu/Makefile | 2 +
xen/arch/arm/arm64/mmu/head.S | 481 ++++++
xen/arch/arm/arm64/{ => mmu}/mm.c | 84 ++
xen/arch/arm/include/asm/arm32/mm.h | 1 +
xen/arch/arm/include/asm/arm64/macros.h | 36 +
xen/arch/arm/include/asm/config.h | 132 +-
xen/arch/arm/include/asm/mm.h | 28 +-
xen/arch/arm/include/asm/mmu/layout.h | 146 ++
xen/arch/arm/include/asm/mmu/mm.h | 41 +
xen/arch/arm/include/asm/mmu/p2m.h | 18 +
xen/arch/arm/include/asm/p2m.h | 26 +-
xen/arch/arm/include/asm/page.h | 15 -
xen/arch/arm/include/asm/setup.h | 5 +
xen/arch/arm/kernel.c | 28 -
xen/arch/arm/mm.c | 1212 ---------------
xen/arch/arm/mmu/Makefile | 4 +
xen/arch/arm/mmu/p2m.c | 1736 +++++++++++++++++++++
xen/arch/arm/mmu/pt.c | 743 +++++++++
xen/arch/arm/mmu/setup.c | 372 +++++
xen/arch/arm/mmu/smpboot.c | 121 ++
xen/arch/arm/p2m.c | 1837 +----------------------
xen/arch/arm/setup.c | 324 +---
xen/arch/arm/smpboot.c | 4 +-
xen/arch/arm/xen.lds.S | 1 +
32 files changed, 4222 insertions(+), 3968 deletions(-)
create mode 100644 xen/arch/arm/arm32/mmu/Makefile
create mode 100644 xen/arch/arm/arm32/mmu/mm.c
create mode 100644 xen/arch/arm/arm64/mmu/Makefile
create mode 100644 xen/arch/arm/arm64/mmu/head.S
rename xen/arch/arm/arm64/{ => mmu}/mm.c (60%)
create mode 100644 xen/arch/arm/include/asm/mmu/layout.h
create mode 100644 xen/arch/arm/include/asm/mmu/mm.h
create mode 100644 xen/arch/arm/include/asm/mmu/p2m.h
create mode 100644 xen/arch/arm/mmu/Makefile
create mode 100644 xen/arch/arm/mmu/p2m.c
create mode 100644 xen/arch/arm/mmu/pt.c
create mode 100644 xen/arch/arm/mmu/setup.c
create mode 100644 xen/arch/arm/mmu/smpboot.c
--
2.25.1
