OpenCloudOS-Kernel/arch/arc/mm
Linus Torvalds e07af26266 ARC changes for v5.15-rc1
- MM rework
    + Implementing up to 4 paging levels.
    + Enable STRICT_MM_TYPECHECK
    + switch pgtable_t back to struct page *
 
  - Atomics rework / implementing relaxed accessors
 
  - Retiring of legacy MMUv1,v2; ARC750 cores
 
  - A few other build errors, typos
 -----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCgAdFiEEOXpuCuR6hedrdLCJadfx3eKKwl4FAmE0NbUACgkQadfx3eKK
 wl6ibQ//QXhHlrJiLuzvPsw6XkEwhxmJiSCcoJ1Tl1ZST2i+aLopnbVRy6aGsQWm
 6gUxgUHR6SvRSU5c7/VGSCKTIRXNqeK1nfhcdzT1zpOjhrn70lp3JobvFJbjo/Ca
 6gZvSuPy9ozdQMKvK294eqnKpNo4AmJEVEJUSAGMUtNH1ikjGqelqKKq+P0lM1uh
 sGlYr4MBqNu+1oCrOBltnuMLHDRNeHrMmdp6YLaFNSmQ2KRvoJokD25M5NmHrmyI
 VNGDb9K5c/pSIbJRHdYsR79Ad4M4+0p+kP97cQ1LXP4lfnDWgYtm/wpONQQfST8u
 zV8BFdz3Qo79AoRqG7DtMVtg3vqWuB30puV6N2mZbF3q6PrqtR47qtxWkrBaZ4Nv
 xIYmKLPnUP4NlFPRB9EDE3P5SZxcDRug/GlYdR42n6x0InHbKnm/3giu32RfCKDe
 Xg3KxfAl2sV9Wze8GwFkDqcAC8JTlBCu/qbp83s3Sx/1pqWB3mrGDZUcVrn0+ogC
 745mU7ZAvOsYRroL1FhGYav7hxCB1V81aJ2fdf9sOU2tPTDYIgt8Oq0ZQELLi8ZS
 1HP+yDzPMpDDdzD6uRvkaqM1FN+TtbIIIwyyFusXYj+R0rXxjy6xC6Zl1Fx52w45
 mSkP3OGItxh3C+tAyMWqmndTXJt6B3I/WvIVvVi67eSo1VWnXnA=
 =hIYy
 -----END PGP SIGNATURE-----

Merge tag 'arc-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC updates from Vineet Gupta:
 "Finally a big pile of changes for ARC (atomics/mm). These are from our
  internal arc64 tree, preparing mainline for eventual arc64 support.
  I'm spreading them out to avoid tsunami of patches in one release.

   - MM rework:
       - Implement up to 4 paging levels
       - Enable STRICT_MM_TYPECHECK
       - switch pgtable_t back to 'struct page *'

   - Atomics rework / implement relaxed accessors

   - Retire legacy MMUv1,v2; ARC750 cores

   - A few other build errors, typos"

* tag 'arc-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: (33 commits)
  ARC: mm: vmalloc sync from kernel to user table to update PMD ...
  ARC: mm: support 4 levels of page tables
  ARC: mm: support 3 levels of page tables
  ARC: mm: switch to asm-generic/pgalloc.h
  ARC: mm: switch pgtable_t back to struct page *
  ARC: mm: hack to allow 2 level build with 4 level code
  ARC: mm: disintegrate pgtable.h into levels and flags
  ARC: mm: disintegrate mmu.h (arcv2 bits out)
  ARC: mm: move MMU specific bits out of entry code ...
  ARC: mm: move MMU specific bits out of ASID allocator
  ARC: mm: non-functional code movement/cleanup
  ARC: mm: pmd_populate* to use the canonical set_pmd (and drop pmd_set)
  ARC: ioremap: use more commonly used PAGE_KERNEL based uncached flag
  ARC: mm: Enable STRICT_MM_TYPECHECKS
  ARC: mm: Fixes to allow STRICT_MM_TYPECHECKS
  ARC: mm: move mmu/cache externs out to setup.h
  ARC: mm: remove tlb paranoid code
  ARC: mm: use SCRATCH_DATA0 register for caching pgdir in ARCv2 only
  ARC: retire MMUv1 and MMUv2 support
  ARC: retire ARC750 support
  ...
2021-09-05 11:43:03 -07:00
..
Makefile treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
cache.c ARC: retire MMUv1 and MMUv2 support 2021-08-24 14:25:47 -07:00
dma.c dma-mapping: merge <linux/dma-noncoherent.h> into <linux/dma-map-ops.h> 2020-10-06 07:07:06 +02:00
extable.c arc: use generic strncpy/strnlen from_user 2021-07-23 14:40:01 +02:00
fault.c ARC: mm: vmalloc sync from kernel to user table to update PMD ... 2021-08-26 13:43:19 -07:00
highmem.c arc/mm/highmem: Use generic kmap atomic implementation 2020-11-06 23:14:55 +01:00
init.c ARC: mm: support 4 levels of page tables 2021-08-26 13:43:19 -07:00
ioremap.c ARC: ioremap: use more commonly used PAGE_KERNEL based uncached flag 2021-08-24 14:25:48 -07:00
mmap.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
tlb.c ARC: mm: support 3 levels of page tables 2021-08-26 13:43:19 -07:00
tlbex.S ARC: mm: support 4 levels of page tables 2021-08-26 13:43:19 -07:00