Re: [PATCH] Btrfs: fix 64 bit divide problem

[Ingo Molnar]

* Josef Bacik <josef@xxxxxxxxxx> wrote:

> This fixes a regression introduced by
> 
> cdcb725c05fe0cb71777c66ddc2445fedbbb3c59
> 
> In cases where we need to divide/multiply by 2 we should just left/right shift
> respectively, and in cases where theres N number of devices use do_div.  Also
> make the counters u64 to match up with rw_devices.  Thanks,
> 
> Signed-off-by: Josef Bacik <josef@xxxxxxxxxx>

Acked-and-tested-by: Ingo Molnar <mingo@xxxxxxx>

Thanks,

	Ingo
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