Re: [RFC PATCH 4/4] f2fs: Wire up f2fs to use inline encryption via fscrypt

[Bart Van Assche <bvanassche@xxxxxxx>]

On 5/6/19 3:35 PM, Satya Tangirala wrote:
> +static inline u64 hw_crypt_dun(struct inode *inode, struct page *page)
> +{
> +	return (((u64)inode->i_ino) << 32) | (page->index & 0xFFFFFFFF);
> +}

How about using lower_32_bits() instead of "& 0xFFFFFFFF"?

Thanks,

Bart.