Hi!
> I am resubmitting this patch because I believe that the discussion
> has shown this to be an acceptable solution. I have fixed the 32 bit
> build errors, but other than that change, the code is the same as
> Roland's V3 patch.
>
> From: Roland Dreier <rola...@cisco.com>
>
> As discussed in <http://article.gmane.org/gmane.linux.drivers.openib/61925>
> and follow-up messages, libraries using RDMA would like to track
> precisely when application code changes memory mapping via free(),
> munmap(), etc. Current pure-userspace solutions using malloc hooks
> and other tricks are not robust, and the feeling among experts is that
> the issue is unfixable without kernel help.
I do not know. I still believe that this does not belong in the
kernel; application should not need to trace itself to know what it does.
Pavel
--
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