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ddk: 3.17-rc1

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git-svn-id: svn://kolibrios.org@5056 a494cfbc-eb01-0410-851d-a64ba20cac60
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Sergey Semyonov (Serge)
2014-08-23 10:29:27 +00:00
parent 144b0c94b0
commit 0ede580d2f
79 changed files with 6316 additions and 2130 deletions
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16
drivers/include/linux/rbtree.h
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@@ -85,6 +85,11 @@ static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
*rb_link = node;
}
#define rb_entry_safe(ptr, type, member) \
({ typeof(ptr) ____ptr = (ptr); \
____ptr ? rb_entry(____ptr, type, member) : NULL; \
})
/**
* rbtree_postorder_for_each_entry_safe - iterate over rb_root in post order of
* given type safe against removal of rb_node entry
@@ -95,12 +100,9 @@ static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
* @field: the name of the rb_node field within 'type'.
*/
#define rbtree_postorder_for_each_entry_safe(pos, n, root, field) \
for (pos = rb_entry(rb_first_postorder(root), typeof(*pos), field),\
n = rb_entry(rb_next_postorder(&pos->field), \
typeof(*pos), field); \
&pos->field; \
pos = n, \
n = rb_entry(rb_next_postorder(&pos->field), \
typeof(*pos), field))
for (pos = rb_entry_safe(rb_first_postorder(root), typeof(*pos), field); \
pos && ({ n = rb_entry_safe(rb_next_postorder(&pos->field), \
typeof(*pos), field); 1; }); \
pos = n)
#endif /* _LINUX_RBTREE_H */