So that building other browser based on structures linked via a linked list can be as easy as it is already for the ones linked via an rb_tree. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
		
			
				
	
	
		
			26 lines
		
	
	
	
		
			840 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
	
		
			840 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
#include "../../../../include/linux/list.h"
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#ifndef PERF_LIST_H
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#define PERF_LIST_H
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/**
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 * list_del_range - deletes range of entries from list.
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 * @begin: first element in the range to delete from the list.
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 * @end: last element in the range to delete from the list.
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 * Note: list_empty on the range of entries does not return true after this,
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 * the entries is in an undefined state.
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 */
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static inline void list_del_range(struct list_head *begin,
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				  struct list_head *end)
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{
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	begin->prev->next = end->next;
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	end->next->prev = begin->prev;
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}
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/**
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 * list_for_each_from	-	iterate over a list from one of its nodes
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 * @pos:  the &struct list_head to use as a loop cursor, from where to start
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 * @head: the head for your list.
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 */
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#define list_for_each_from(pos, head) \
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	for (; prefetch(pos->next), pos != (head); pos = pos->next)
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#endif
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