From: Jason Gunthorpe <jgg@nvidia.com>
To: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Jonathan Corbet <corbet@lwn.net>,
Matthew Wilcox <willy@infradead.org>, Guo Ren <guoren@kernel.org>,
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"David S . Miller" <davem@davemloft.net>,
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Muchun Song <muchun.song@linux.dev>,
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Kevin Tian <kevin.tian@intel.com>, Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH v4 12/14] mm: add shmem_zero_setup_desc()
Date: Wed, 17 Sep 2025 18:38:44 -0300 [thread overview]
Message-ID: <20250917213844.GI1391379@nvidia.com> (raw)
In-Reply-To: <fe4367c705612574477374ffac8497add2655e43.1758135681.git.lorenzo.stoakes@oracle.com>
On Wed, Sep 17, 2025 at 08:11:14PM +0100, Lorenzo Stoakes wrote:
> Add the ability to set up a shared anonymous mapping based on a VMA
> descriptor rather than a VMA.
>
> This is a prerequisite for converting to the char mm driver to use the
> mmap_prepare hook.
>
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> ---
> include/linux/shmem_fs.h | 3 ++-
> mm/shmem.c | 41 ++++++++++++++++++++++++++++++++--------
> 2 files changed, 35 insertions(+), 9 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2025-09-19 7:54 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-17 19:11 [PATCH v4 00/14] expand mmap_prepare functionality, port more users Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 01/14] mm/shmem: update shmem to use mmap_prepare Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 02/14] device/dax: update devdax " Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 03/14] mm: add vma_desc_size(), vma_desc_pages() helpers Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 04/14] relay: update relay to use mmap_prepare Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 05/14] mm/vma: rename __mmap_prepare() function to avoid confusion Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 06/14] mm: add remap_pfn_range_prepare(), remap_pfn_range_complete() Lorenzo Stoakes
2025-09-17 21:32 ` Jason Gunthorpe
2025-09-18 6:09 ` Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 07/14] mm: abstract io_remap_pfn_range() based on PFN Lorenzo Stoakes
2025-09-17 21:19 ` Jason Gunthorpe
2025-09-18 6:26 ` Lorenzo Stoakes
2025-09-18 9:11 ` Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 08/14] mm: introduce io_remap_pfn_range_[prepare, complete]() Lorenzo Stoakes
2025-09-18 9:12 ` Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 09/14] mm: add ability to take further action in vm_area_desc Lorenzo Stoakes
2025-09-17 21:37 ` Jason Gunthorpe
2025-09-18 6:09 ` Lorenzo Stoakes
2025-09-18 9:14 ` Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 10/14] doc: update porting, vfs documentation for mmap_prepare actions Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 11/14] mm/hugetlbfs: update hugetlbfs to use mmap_prepare Lorenzo Stoakes
2025-09-23 11:52 ` Sumanth Korikkar
2025-09-23 21:17 ` Andrew Morton
2025-09-24 12:03 ` Lorenzo Stoakes
2025-10-17 12:27 ` Sumanth Korikkar
2025-10-17 12:46 ` Lorenzo Stoakes
2025-10-17 21:37 ` Andrew Morton
2025-10-20 10:58 ` Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 12/14] mm: add shmem_zero_setup_desc() Lorenzo Stoakes
2025-09-17 21:38 ` Jason Gunthorpe [this message]
2025-09-17 19:11 ` [PATCH v4 13/14] mm: update mem char driver to use mmap_prepare Lorenzo Stoakes
2025-09-17 19:11 ` [PATCH v4 14/14] mm: update resctl " Lorenzo Stoakes
2025-09-17 20:31 ` [PATCH v4 00/14] expand mmap_prepare functionality, port more users Andrew Morton
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