xfs: enforce one namespace per attribute

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Create a standardized helper function to enforce one namespace bit per
extended attribute, and refactor all the open-coded hweight logic.  This
function is not a static inline to avoid porting hassles in userspace.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>

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This commit is contained in:

Darrick J. Wong 2024-04-22 09:47:34 -07:00

parent ffdcc3b8eb

commit ea0b3e8147

7 changed files with 41 additions and 18 deletions

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11

fs/xfs/libxfs/xfs_attr.c

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4

fs/xfs/libxfs/xfs_attr.h

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7

fs/xfs/libxfs/xfs_attr_leaf.c

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12

fs/xfs/scrub/attr.c

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4

fs/xfs/scrub/attr_repair.c

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10

fs/xfs/xfs_attr_item.c

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11

fs/xfs/xfs_attr_list.c

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