Re: [PATCH 12/27] xfs_scrub: wrap the scrub ioctl

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On 1/5/18 7:52 PM, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> 
> Create some wrappers to call the scrub ioctls.

> +/*
> + * Sleep for 100ms * however many -b we got past the initial one.
> + * This is an (albeit clumsy) way to throttle scrub activity.
> + */
> +void
> +background_sleep(void)
> +{
> +	unsigned long long	time;
> +	struct timespec		tv;
> +
> +	if (bg_mode < 2)
> +		return;
> +
> +	time = 100000 * (bg_mode - 1);

<coverity pass>

Probably want to cast the constant(s) to something larger if someone
issues -b $HUGE ... 100000ULL?

-Eric
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