Re: [bug] ata subsystem related crash with latest -git

From: Linus Torvalds
Date: Wed Oct 17 2007 - 16:25:46 EST




On Wed, 17 Oct 2007, Jens Axboe wrote:
>
> So until that is fixed up, how about this? Should cover all block
> devices, and I don't think sg_next()/for_each_sg() has spread outside of
> that yet.

Heh. Not good. There are drivers that set max phys segmsnts to 1. Either
through some host-specific setting (MMC), or explicitly (eg a grep shows
viodasd uses just a constant 1 there).

Linus
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