Re: [PATCH] md: make the code more readable in the for-loop

Shaohua Li
2016-05-08T23:03:23Z

On Sun, May 08, 2016 at 08:56:55PM +0800, Tiezhu Yang wrote:
> This patch modifies raid1.c, raid10.c and raid5.c
> to make the code more readable in the for-loop
> and also fixes the scripts/checkpatch.pl error:
> ERROR: trailing statements should be on next line.
>
> Signed-off-by: Tiezhu Yang <kernelpatch@126.com>
> @@ -3573,7 +3573,8 @@ static void handle_stripe_dirtying(struct r5conf *conf,
> pr_debug("force RCW rmw_level=%u, recovery_cp=%llu sh->sector=%llu\n",
> conf->rmw_level, (unsigned long long)recovery_cp,
> (unsigned long long)sh->sector);
> - } else for (i = disks; i--; ) {
> + } else
> + for (i = disks - 1; i >= 0; i--) {
> /* would I have to read this buffer for read_modify_write */
> struct r5dev *dev = &sh->dev[i];
> if ((dev->towrite || i == sh->pd_idx || i == sh->qd_idx) &&

Applied. I move the for statement to be in a {} of else statement.