linux-kernel - Re: [PATCH 5/6] jbd2: replace current_kernel

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Date:   Thu, 21 Jun 2018 11:32:47 -0600
From:   Andreas Dilger <adilger@...ger.ca>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Theodore Ts'o <tytso@....edu>, Jan Kara <jack@...e.com>,
        y2038@...ts.linaro.org,
        Ext4 Developers List <linux-ext4@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/6] jbd2: replace current_kernel_time64 with ktime
 equivalent


> On Jun 20, 2018, at 9:33 AM, Arnd Bergmann <arnd@...db.de> wrote:
> 
> jbd2 is one of the few callers of current_kernel_time64(), which
> is a wrapper around ktime_get_coarse_real_ts64(). This calls the
> latter directly for consistency with the rest of the kernel that
> is moving to the ktime_get_ family of time accessors.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Reviewed-by: Andreas Dilger <adilger@...ger.ca>

> ---
> fs/jbd2/commit.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
> index 8de0e7723316..150cc030b4d7 100644
> --- a/fs/jbd2/commit.c
> +++ b/fs/jbd2/commit.c
> @@ -121,7 +121,7 @@ static int journal_submit_commit_record(journal_t *journal,
> 	struct commit_header *tmp;
> 	struct buffer_head *bh;
> 	int ret;
> -	struct timespec64 now = current_kernel_time64();
> +	struct timespec64 now;
> 
> 	*cbh = NULL;
> 
> @@ -134,6 +134,7 @@ static int journal_submit_commit_record(journal_t *journal,
> 		return 1;
> 
> 	tmp = (struct commit_header *)bh->b_data;
> +	ktime_get_coarse_real_ts64(&now);
> 	tmp->h_commit_sec = cpu_to_be64(now.tv_sec);
> 	tmp->h_commit_nsec = cpu_to_be32(now.tv_nsec);
> 
> --
> 2.9.0
> 


Cheers, Andreas






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