Messages in this thread | | | Date | Wed, 09 Sep 2009 11:45:15 +0800 | From | Li Zefan <> | Subject | Re: [patch 3/4 -mm] flex_array: poison free elements |
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11:41, David Rientjes wrote: > On Wed, 9 Sep 2009, Li Zefan wrote: > >> I was not talking about ftrace_ret_stack, I was talking about >> struct ftrace_page and struct ftrace_profile_page. ;) >> > > Gack, ftrace_page would probably be better off simply using the flex list > implementation I suggested which constructs a list from page->lru since it > doesn't appear to require indexing into the array, it simply requires an > iteration in all cases (or am I wrong?). Flex lists could easily be made > to support seqfiles. >
Right, iteration is needed but indexing is not. I thought about flex list too, flex array has some limitations which make it hard to find a real user.
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