LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Valentin Schneider <valentin.schneider@arm.com>
To: linux-kernel@vger.kernel.org
Cc: mingo@redhat.com, peterz@infradead.org,
	vincent.guittot@linaro.org, Dietmar.Eggemann@arm.com,
	patrick.bellasi@arm.com
Subject: Re: [PATCH v2 1/2] sched/fair: Cleanup load_balance() condition
Date: Tue, 30 Oct 2018 10:27:59 +0000	[thread overview]
Message-ID: <8e3c7f04-0d1e-cbe7-4762-b2b5cd42c79b@arm.com> (raw)
In-Reply-To: <1537974727-30788-1-git-send-email-valentin.schneider@arm.com>

Hi,

On 26/09/2018 16:12, Valentin Schneider wrote:
> The alignment of the condition is off, clean that up.
> 
> Also, logical operators have lower precedence than bitwise/relational
> operators, so remove one layer of parentheses to make the condition a
> bit simpler to follow.
> 
> Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
> ---
>  kernel/sched/fair.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index 6bd142d..9cf93ba 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -8783,9 +8783,9 @@ static int load_balance(int this_cpu, struct rq *this_rq,
>  
>  out_one_pinned:
>  	/* tune up the balancing interval */
> -	if (((env.flags & LBF_ALL_PINNED) &&
> -			sd->balance_interval < MAX_PINNED_INTERVAL) ||
> -			(sd->balance_interval < sd->max_interval))
> +	if ((env.flags & LBF_ALL_PINNED &&
> +	     sd->balance_interval < MAX_PINNED_INTERVAL) ||
> +	    sd->balance_interval < sd->max_interval)
>  		sd->balance_interval *= 2;
>  
>  	ld_moved = 0;
> 

Is there anything else that should be done for these two patches?

Thanks,
Valentin

  parent reply	other threads:[~2018-10-30 10:28 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-26 15:12 Valentin Schneider
2018-09-26 15:12 ` [PATCH v2 2/2] sched/fair: Don't increase sd->balance_interval on newidle balance Valentin Schneider
2018-11-04  0:13   ` [tip:sched/core] " tip-bot for Valentin Schneider
2018-10-30 10:27 ` Valentin Schneider [this message]
2018-10-30 12:41   ` [PATCH v2 1/2] sched/fair: Cleanup load_balance() condition Peter Zijlstra
2018-11-04  0:13 ` [tip:sched/core] sched/fair: Clean up " tip-bot for Valentin Schneider

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=8e3c7f04-0d1e-cbe7-4762-b2b5cd42c79b@arm.com \
    --to=valentin.schneider@arm.com \
    --cc=Dietmar.Eggemann@arm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@redhat.com \
    --cc=patrick.bellasi@arm.com \
    --cc=peterz@infradead.org \
    --cc=vincent.guittot@linaro.org \
    --subject='Re: [PATCH v2 1/2] sched/fair: Cleanup load_balance() condition' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).