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authorPeng Zhang <zhangpeng.00@bytedance.com>2023-10-27 11:38:44 +0800
committerAndrew Morton <akpm@linux-foundation.org>2023-12-10 16:51:33 -0800
commit8e50d32c7a89bde896945e4e572ef28ccd87bbf8 (patch)
tree8a94fb89ab8d9ee0ed0baca99228a1cee4be6cc1 /mm/mmap.c
parent446e1867e6df3cbdd19af6be8f8f4ed56176adb4 (diff)
maple_tree: preserve the tree attributes when destroying maple tree
When destroying maple tree, preserve its attributes and then turn it into an empty tree. This allows it to be reused without needing to be reinitialized. Link: https://lkml.kernel.org/r/20231027033845.90608-10-zhangpeng.00@bytedance.com Signed-off-by: Peng Zhang <zhangpeng.00@bytedance.com> Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com> Cc: Christian Brauner <brauner@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Mateusz Guzik <mjguzik@gmail.com> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Mike Christie <michael.christie@oracle.com> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Suren Baghdasaryan <surenb@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
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