Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST

[PATCH 00/12] mm: Remove pXX_devmap page table bit and pfn_t type · Alistair Popple <apopple@nvidia.com> · 2025-05-29
[PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Jonathan Cameron <Jonathan.Cameron@huawei.com> · 2025-05-29
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Alistair Popple <apopple@nvidia.com> · 2025-06-04
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · David Hildenbrand <hidden> · 2025-05-30
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Christoph Hellwig <hch@lst.de> · 2025-06-02
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Alistair Popple <apopple@nvidia.com> · 2025-06-04
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 01/12] mm: Remove PFN_MAP, PFN_SG_CHAIN and PFN_SG_LAST · Dan Williams <hidden> · 2025-06-04
[PATCH 02/12] mm: Convert pXd_devmap checks to vma_is_dax · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 02/12] mm: Convert pXd_devmap checks to vma_is_dax · David Hildenbrand <hidden> · 2025-05-30
Re: [PATCH 02/12] mm: Convert pXd_devmap checks to vma_is_dax · Alistair Popple <apopple@nvidia.com> · 2025-06-12
Re: [PATCH 02/12] mm: Convert pXd_devmap checks to vma_is_dax · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 02/12] mm: Convert pXd_devmap checks to vma_is_dax · Dan Williams <hidden> · 2025-06-05
[PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · David Hildenbrand <hidden> · 2025-05-30
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Dan Williams <hidden> · 2025-06-05
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Christoph Hellwig <hch@lst.de> · 2025-06-05
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · David Hildenbrand <hidden> · 2025-06-05
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Dan Williams <hidden> · 2025-06-05
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Alistair Popple <apopple@nvidia.com> · 2025-06-12
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Alistair Popple <apopple@nvidia.com> · 2025-06-12
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Lorenzo Stoakes <hidden> · 2025-06-12
Re: [PATCH 03/12] mm/pagewalk: Skip dax pages in pagewalk · Alistair Popple <apopple@nvidia.com> · 2025-06-12
[PATCH 04/12] mm: Convert vmf_insert_mixed() from using pte_devmap to pte_special · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 04/12] mm: Convert vmf_insert_mixed() from using pte_devmap to pte_special · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 04/12] mm: Convert vmf_insert_mixed() from using pte_devmap to pte_special · Dan Williams <hidden> · 2025-06-05
[PATCH 05/12] mm: Remove remaining uses of PFN_DEV · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 05/12] mm: Remove remaining uses of PFN_DEV · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 05/12] mm: Remove remaining uses of PFN_DEV · Dan Williams <hidden> · 2025-06-05
[PATCH 06/12] mm/gup: Remove pXX_devmap usage from get_user_pages() · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 06/12] mm/gup: Remove pXX_devmap usage from get_user_pages() · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 06/12] mm/gup: Remove pXX_devmap usage from get_user_pages() · Dan Williams <hidden> · 2025-06-05
[PATCH 07/12] mm: Remove redundant pXd_devmap calls · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Jonathan Cameron <Jonathan.Cameron@huawei.com> · 2025-05-29
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · David Hildenbrand <hidden> · 2025-06-02
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · David Hildenbrand <hidden> · 2025-06-02
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Dan Williams <hidden> · 2025-06-05
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-05
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · David Hildenbrand <hidden> · 2025-06-05
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Dan Williams <hidden> · 2025-06-05
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · David Hildenbrand <hidden> · 2025-06-05
Re: [PATCH 07/12] mm: Remove redundant pXd_devmap calls · Dan Williams <hidden> · 2025-06-05
[PATCH 08/12] mm/khugepaged: Remove redundant pmd_devmap() check · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 08/12] mm/khugepaged: Remove redundant pmd_devmap() check · David Hildenbrand <hidden> · 2025-06-02
Re: [PATCH 08/12] mm/khugepaged: Remove redundant pmd_devmap() check · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
[PATCH 09/12] powerpc: Remove checks for devmap pages and PMDs/PUDs · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 09/12] powerpc: Remove checks for devmap pages and PMDs/PUDs · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
[PATCH 10/12] mm: Remove devmap related functions and page table bits · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 10/12] mm: Remove devmap related functions and page table bits · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
[PATCH 12/12] mm/memremap: Remove unused devmap_managed_key · Alistair Popple <apopple@nvidia.com> · 2025-05-29
Re: [PATCH 12/12] mm/memremap: Remove unused devmap_managed_key · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
[PATCH 11/12] mm: Remove callers of pfn_t functionality · Alistair Popple <apopple@nvidia.com> · 2025-05-29
RE: [PATCH 11/12] mm: Remove callers of pfn_t functionality · Michael Kelley <hidden> · 2025-06-02
Re: [PATCH 11/12] mm: Remove callers of pfn_t functionality · Jason Gunthorpe <jgg@ziepe.ca> · 2025-06-03
Re: [PATCH 00/12] mm: Remove pXX_devmap page table bit and pfn_t type · David Hildenbrand <hidden> · 2025-06-02
Re: [PATCH 00/12] mm: Remove pXX_devmap page table bit and pfn_t type · Dan Williams <hidden> · 2025-06-05

From: David Hildenbrand <hidden>
Date: 2025-05-30 09:33:51
Also in: dri-devel, linux-arm-kernel, linux-cxl, linux-ext4, linux-fsdevel, linux-mm, linux-riscv, linux-xfs, lkml, loongarch, nvdimm

On 29.05.25 08:32, Alistair Popple wrote:

The PFN_MAP flag is no longer used for anything, so remove it. The
PFN_SG_CHAIN and PFN_SG_LAST flags never appear to have been used so
also remove them.

Signed-off-by: Alistair Popple <apopple@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---

With SPECIAL mentioned as well

Acked-by: David Hildenbrand <redacted>

-- 
Cheers,

David / dhildenb

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