Re: [PATCH] loop: Add PF_LESS_THROTTLE to block/loop device thread.

[NeilBrown]

On Tue, Apr 04 2017, Christoph Hellwig wrote:

> Looks fine,
>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
>
> But if you actually care about performance in any way I'd suggest
> to use the loop device in direct I/O mode..

The losetup on my test VM is too old to support that :-(
I guess it might be time to upgraded.

It seems that there is not "mount -o direct_loop" or similar, so you
have to do the losetup and the mount separately.  Any thoughts on
whether that should be changed ?

Thanks,
NeilBrown

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