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To: John Baldwin <jhb@freebsd.org>
Subject: Re: Wrapper API for static bus_dma allocations
In-reply-to: <2800970.jY4xzTy9Hz@ralph.baldwin.cx>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
References: <2800970.jY4xzTy9Hz@ralph.baldwin.cx>
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Date: Thu, 29 Jan 2015 21:54:54 +0000
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--------
In message <2800970.jY4xzTy9Hz@ralph.baldwin.cx>, John Baldwin writes:

>The bus_dma API to allocate a chunk of static DMA'able memory (e.g. for 
>descriptor rings) can be a bit obtuse [...]

Isn't it time we take a good hard stare at all of the bus_dma API,
and refactor it into something a lot more compact ?

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.