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maple_tree: relocate mas_rewalk() and mas_rewalk_if_dead()

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These functions need to move for future use.

Link: https://lkml.kernel.org/r/20230518145544.1722059-30-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: David Binderman <dcb314@hotmail.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Vernon Yang <vernon2gm@gmail.com>
Cc: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Liam R. Howlett 2023-05-18 10:55:38 -04:00 committed by Andrew Morton
parent 6169b55319
commit de6e386c06
1 changed files with 19 additions and 19 deletions
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38
lib/maple_tree.c
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@ -4498,6 +4498,25 @@ exists:
}
static inline void mas_rewalk(struct ma_state *mas, unsigned long index)
{
retry:
mas_set(mas, index);
mas_state_walk(mas);
if (mas_is_start(mas))
goto retry;
}
static inline bool mas_rewalk_if_dead(struct ma_state *mas,
struct maple_node *node, const unsigned long index)
{
if (unlikely(ma_dead_node(node))) {
mas_rewalk(mas, index);
return true;
}
return false;
}
/*
* mas_prev_node() - Find the prev non-null entry at the same level in the
* tree. The prev value will be mas->node[mas->offset] or MAS_NONE.
@ -4677,25 +4696,6 @@ no_entry:
return 0;
}
static inline void mas_rewalk(struct ma_state *mas, unsigned long index)
{
retry:
mas_set(mas, index);
mas_state_walk(mas);
if (mas_is_start(mas))
goto retry;
}
static inline bool mas_rewalk_if_dead(struct ma_state *mas,
struct maple_node *node, const unsigned long index)
{
if (unlikely(ma_dead_node(node))) {
mas_rewalk(mas, index);
return true;
}
return false;
}
/*
* mas_next_slot() - Get the entry in the next slot
*