Re: [PATCH 10/12] apparmorfs: Replace CURRENT_TIME with current_time()

From: John Johansen
Date: Fri Jun 02 2017 - 03:30:33 EST


On 04/07/2017 05:57 PM, Deepa Dinamani wrote:
> CURRENT_TIME macro is not y2038 safe on 32 bit systems.
>
> The patch replaces all the uses of CURRENT_TIME by
> current_time().
>
> This is also in preparation for the patch that transitions
> vfs timestamps to use 64 bit time and hence make them
> y2038 safe. current_time() is also planned to be transitioned
> to y2038 safe behavior along with this change.
>
> CURRENT_TIME macro will be deleted before merging the
> aforementioned change.
>
> Signed-off-by: Deepa Dinamani <deepa.kernel@xxxxxxxxx>

This is all good, and I have no objections to it being merged for 4.12.
If it isn't this change is already queued up for the apparmor 4.13
merge

Acked-by: John Johansen <john.johansen@xxxxxxxxxxxxx>

> ---
> security/apparmor/apparmorfs.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
> index be0b498..4f6ac9d 100644
> --- a/security/apparmor/apparmorfs.c
> +++ b/security/apparmor/apparmorfs.c
> @@ -1357,7 +1357,7 @@ static int aa_mk_null_file(struct dentry *parent)
>
> inode->i_ino = get_next_ino();
> inode->i_mode = S_IFCHR | S_IRUGO | S_IWUGO;
> - inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
> + inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
> init_special_inode(inode, S_IFCHR | S_IRUGO | S_IWUGO,
> MKDEV(MEM_MAJOR, 3));
> d_instantiate(dentry, inode);
>