maple_tree: add gap support, slot and pivot sizes for maple copy

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Add plumbing work for using maple copy as a normal node for a source of
copy operations.  This is needed later.

Link: https://lkml.kernel.org/r/20260130205935.2559335-17-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Alice Ryhl <aliceryhl@google.com>
Cc: Andrew Ballance <andrewjballance@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christian Kujau <lists@nerdbynature.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

...

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Liam R. Howlett 2026-01-30 15:59:21 -05:00 • committed by Andrew Morton

parent de7f3ed37c

commit 20b20162e1

2 changed files with 6 additions and 0 deletions

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1

include/linux/maple_tree.h

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5

lib/maple_tree.c

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