Re: [PATCH] Update atime from future.

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On Wed, 29 Dec 2010 21:58:41 +0800 yangsheng <sickamd@xxxxxxxxx> wrote:

> Signed-off-by: sickamd@xxxxxxxxx
> ---
>  fs/inode.c |    8 +++++++-
>  1 files changed, 7 insertions(+), 1 deletions(-)
> 
> diff --git a/fs/inode.c b/fs/inode.c
> index da85e56..6c8effd 100644
> --- a/fs/inode.c
> +++ b/fs/inode.c
> @@ -1469,7 +1469,13 @@ static int relatime_need_update(struct vfsmount *mnt, struct inode *inode,
>  		return 1;
>  
>  	/*
> -	 * Is the previous atime value older than a day? If yes,
> +	 * Is the previous atime value in future? If yes,
> +	 * update atime:
> +	 */
> +	if ((long)(now.tv_sec - inode->i_atime.tv_sec) < 0)
> +		return 1;
> +	/*
> +	 * Is the previous atime value old than a day? If yes,
>  	 * update atime:
>  	 */
>  	if ((long)(now.tv_sec - inode->i_atime.tv_sec) >= 24*60*60)

Why do you believe this change is needed?  Did you observe some problem
which it fixes?  If so, please fully describe that problem.

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