Re: [PATCH 00/23] per device dirty throttling -v8

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* Ingo Molnar <[email protected]> wrote:

> +#ifdef CONFIG_FASTATIME
> +	if (!(flags & (MNT_NOATIME | MNT_NODIRATIME)))
> +		mnt_flags |= MNT_RELATIME;
> +#endif

btw., "relatime" does not seem to make much of a difference, if i do 
this:

  ls -l x ; sync

on a "relatime" mounted filesystem ('x' is a regular file), then there's 
disk IO for every such command. Only if i mount it noatime,nodiratime do 
i get zero disk IO. Or my patch is wrong somehow.

	Ingo
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