Re: [PATCH v3 0/42] fs: Move metadata bh tracking from address_space

On Thu, 26 Mar 2026 10:53:54 +0100, Jan Kara wrote:
> here is a next revision of the patchset cleaning up buffer head metadata
> tracking and use of address_space's private_list and private_lock. Functionally
> this should be identical to v2, most of the changes were in improving
> changelogs, patch ordering, function names, etc. The patches have survived some
> testing with fstests and ltp however I didn't test AFFS and KVM guest_memfd
> changes so a help with testing those would be very welcome.  Thanks.
> 
> [...]

Fwiw, a fixup series on top would have sufficed this late in the cycle. :)

---

Applied to the vfs-7.1.bh.metadata branch of the vfs/vfs.git tree.
Patches in the vfs-7.1.bh.metadata branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs-7.1.bh.metadata

[01/42] ext4: Use inode_has_buffers()
        https://git.kernel.org/vfs/vfs/c/ab856368582b
[02/42] gfs2: Don't zero i_private_data
        https://git.kernel.org/vfs/vfs/c/7e5ccdd88c5a
[03/42] ntfs3: Drop pointless sync_mapping_buffers() and invalidate_inode_buffers() calls
        https://git.kernel.org/vfs/vfs/c/ddd6761f8777
[04/42] ocfs2: Drop pointless sync_mapping_buffers() calls
        https://git.kernel.org/vfs/vfs/c/70450fcfd28a
[05/42] bdev: Drop pointless invalidate_inode_buffers() call
        https://git.kernel.org/vfs/vfs/c/f9480ecf939d
[06/42] ufs: Drop pointless invalidate_mapping_buffers() call
        https://git.kernel.org/vfs/vfs/c/09a23f3a0401
[07/42] exfat: Drop pointless invalidate_inode_buffers() call
        https://git.kernel.org/vfs/vfs/c/2cbfeb4c8a43
[08/42] fs: Remove inode lock from __generic_file_fsync()
        https://git.kernel.org/vfs/vfs/c/ba31a330b4c1
[09/42] udf: Switch to generic_buffers_fsync()
        https://git.kernel.org/vfs/vfs/c/f3216337d96e
[10/42] minix: Switch to generic_buffers_fsync()
        https://git.kernel.org/vfs/vfs/c/f3873f90b4c8
[11/42] bfs: Switch to generic_buffers_fsync()
        https://git.kernel.org/vfs/vfs/c/235cddee8590
[12/42] fat: Switch to generic_buffers_fsync_noflush()
        https://git.kernel.org/vfs/vfs/c/635aa2f67817
[13/42] fs: Drop sync_mapping_buffers() from __generic_file_fsync()
        https://git.kernel.org/vfs/vfs/c/aec4fe7cce0c
[14/42] fs: Rename generic_file_fsync() to simple_fsync()
        https://git.kernel.org/vfs/vfs/c/5f36c9ca3333
[15/42] fat: Sync and invalidate metadata buffers from fat_evict_inode()
        https://git.kernel.org/vfs/vfs/c/63f1f4b6c9c8
[16/42] udf: Sync and invalidate metadata buffers from udf_evict_inode()
        https://git.kernel.org/vfs/vfs/c/153e5960450a
[17/42] minix: Sync and invalidate metadata buffers from minix_evict_inode()
        https://git.kernel.org/vfs/vfs/c/61aa62ddfb5d
[18/42] ext2: Sync and invalidate metadata buffers from ext2_evict_inode()
        https://git.kernel.org/vfs/vfs/c/4211dc89c31c
[19/42] ext4: Sync and invalidate metadata buffers from ext4_evict_inode()
        https://git.kernel.org/vfs/vfs/c/77ff1ff2f3c5
[20/42] bfs: Sync and invalidate metadata buffers from bfs_evict_inode()
        https://git.kernel.org/vfs/vfs/c/4a7fd1823efc
[21/42] affs: Sync and invalidate metadata buffers from affs_evict_inode()
        https://git.kernel.org/vfs/vfs/c/23dae9e189de
[22/42] fs: Ignore inode metadata buffers in inode_lru_isolate()
        https://git.kernel.org/vfs/vfs/c/972b9dd4e418
[23/42] fs: Stop using i_private_data for metadata bh tracking
        https://git.kernel.org/vfs/vfs/c/0f46a9e2743c
[24/42] hugetlbfs: Stop using i_private_data
        https://git.kernel.org/vfs/vfs/c/2811f2a82faf
[25/42] aio: Stop using i_private_data and i_private_lock
        https://git.kernel.org/vfs/vfs/c/3833d335d7be
[26/42] fs: Remove i_private_data
        https://git.kernel.org/vfs/vfs/c/cd336f2e275d
[27/42] kvm: Use private inode list instead of i_private_list
        https://git.kernel.org/vfs/vfs/c/d15c987d1226
[28/42] fs: Drop osync_buffers_list()
        https://git.kernel.org/vfs/vfs/c/cae6b7a03c7e
[29/42] fs: Fold fsync_buffers_list() into sync_mapping_buffers()
        https://git.kernel.org/vfs/vfs/c/8fed8176312b
[30/42] fs: Move metadata bhs tracking to a separate struct
        https://git.kernel.org/vfs/vfs/c/521bea7cec8a
[31/42] fs: Make bhs point to mapping_metadata_bhs
        https://git.kernel.org/vfs/vfs/c/c86f5d25514c
[32/42] fs: Switch inode_has_buffers() to take mapping_metadata_bhs
        https://git.kernel.org/vfs/vfs/c/025c9af1a20c
[33/42] fs: Provide functions for handling mapping_metadata_bhs directly
        https://git.kernel.org/vfs/vfs/c/a8c8122a3dac
[34/42] ext2: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/b0439bbc29f0
[35/42] affs: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/6874973e720f
[36/42] bfs: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/b0806ac078e2
[37/42] fat: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/439959848b40
[38/42] udf: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/d0874a580a4b
[39/42] minix: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/caaa184b4243
[40/42] ext4: Track metadata bhs in fs-private inode part
        https://git.kernel.org/vfs/vfs/c/41189b49bcf1
[41/42] fs: Drop mapping_metadata_bhs from address space
        https://git.kernel.org/vfs/vfs/c/cb6d109b9ccc
[42/42] fs: Drop i_private_list from address_space
        https://git.kernel.org/vfs/vfs/c/f219798ce294

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