Re: [PATCH v3 04/11] xprtrdma: Move struct ib_send_wr off the stack

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On Wed, Dec 16, 2015 at 10:06:33AM -0500, Chuck Lever wrote:
> > Would it make sense to unionize these as they are guaranteed not to
> > execute together? Some people don't like this sort of savings.
> 
> I dislike unions because they make the code that uses
> them less readable. I can define macros to help that,
> but sigh! OK.

Shouldn't be an issue with transparent unions these days:

	union {
		struct ib_reg_wr                fr_regwr;
		struct ib_send_wr               fr_invwr;
	};
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