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Viewing changes to datapath/linux/compat/include/linux/list.h

  • Committer: James Page
  • Date: 2013-08-21 10:16:57 UTC
  • mfrom: (1.1.20)
  • Revision ID: james.page@canonical.com-20130821101657-3o0z0qeiv5zkwlzi
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datapath/linux/compat/include/linux/list.h
 
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#ifndef __LINUX_LIST_WRAPPER_H
 
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#define __LINUX_LIST_WRAPPER_H 1
 
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#include_next <linux/list.h>
 
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#ifndef hlist_entry_safe
 
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#define hlist_entry_safe(ptr, type, member) \
 
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        ({ typeof(ptr) ____ptr = (ptr); \
 
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         ____ptr ? hlist_entry(____ptr, type, member) : NULL; \
 
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         })
 
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#undef hlist_for_each_entry
 
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#define hlist_for_each_entry(pos, head, member)                         \
 
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        for (pos = hlist_entry_safe((head)->first, typeof(*(pos)), member);\
 
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             pos;                                                       \
 
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             pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))
 
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#undef hlist_for_each_entry_safe
 
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#define hlist_for_each_entry_safe(pos, n, head, member)                 \
 
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        for (pos = hlist_entry_safe((head)->first, typeof(*pos), member);\
 
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             pos && ({ n = pos->member.next; 1; });                     \
 
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             pos = hlist_entry_safe(n, typeof(*pos), member))
 
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#endif
 
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#endif