linux-kernel - Re: [PATCH 4/6] ext4: use timespec64 for all inode times

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Message-ID: <20180622073728.76imgamp3u4ivhf3@quack2.suse.cz>
Date:   Fri, 22 Jun 2018 09:37:28 +0200
From:   Jan Kara <jack@...e.cz>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Theodore Ts'o <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Jan Kara <jack@...e.com>, y2038@...ts.linaro.org,
        linux-ext4@...r.kernel.org,
        Ross Zwisler <ross.zwisler@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/6] ext4: use timespec64 for all inode times

On Wed 20-06-18 17:33:01, Arnd Bergmann wrote:
> -static inline __le32 ext4_encode_extra_time(struct timespec *time)
> +static inline __le32 ext4_encode_extra_time(struct timespec64 *time)
>  {
>  	u32 extra = sizeof(time->tv_sec) > 4 ?

I suppose this condition can be removed now.

>  		((time->tv_sec - (s32)time->tv_sec) >> 32) & EXT4_EPOCH_MASK : 0;
>  	return cpu_to_le32(extra | (time->tv_nsec << EXT4_EPOCH_BITS));
>  }
>  
> -static inline void ext4_decode_extra_time(struct timespec *time, __le32 extra)
> +static inline void ext4_decode_extra_time(struct timespec64 *time, __le32 extra)

Wrap?

Otherwise the patch looks good.

								Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR