Re: [PATCH 14/15] libnvdimm: support read-only btt backing devices

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On Mon, Jun 22, 2015 at 02:48:48PM -0400, Jeff Moyer wrote:
> OK, so you think applications using buffered I/O will Just Work(TM)?  My
> guess is that things will start to break that hadn't broken in the
> past.  Sure, the application isn't designed properly, and that should be
> fixed, but we shouldn't foist this on users as the default.

They will work or break the same way as before.  We have all kinds of
cases of non-sector updates for buffered I/O anyway: inlіne data, tail
merging, etc.
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