linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Dennis Zhou <dennis@kernel.org>
To: Baoquan He <bhe@redhat.com>
Cc: linux-kernel@vger.kernel.org, Tejun Heo <tj@kernel.org>,
	Christoph Lameter <cl@linux.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org
Subject: Re: [PATCH 5/8] mm/percpu: replace the goto with break
Date: Mon, 24 Oct 2022 10:00:09 -0700	[thread overview]
Message-ID: <Y1bEmX1JITmafWLM@fedora> (raw)
In-Reply-To: <20221024081435.204970-6-bhe@redhat.com>

On Mon, Oct 24, 2022 at 04:14:32PM +0800, Baoquan He wrote:
> In function pcpu_reclaim_populated(), the line of goto jumping is
> unnecessary since the label 'end_chunk' is near the end of the for
> loop, use break instead.
> 
> Signed-off-by: Baoquan He <bhe@redhat.com>
> ---
>  mm/percpu.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/mm/percpu.c b/mm/percpu.c
> index 09e407338573..954abf916c7d 100644
> --- a/mm/percpu.c
> +++ b/mm/percpu.c
> @@ -2167,7 +2167,7 @@ static void pcpu_reclaim_populated(void)
>  			/* reintegrate chunk to prevent atomic alloc failures */
>  			if (pcpu_nr_empty_pop_pages < PCPU_EMPTY_POP_PAGES_HIGH) {
>  				reintegrate = true;
> -				goto end_chunk;
> +				break;
>  			}
>  
>  			/*
> @@ -2203,7 +2203,6 @@ static void pcpu_reclaim_populated(void)
>  			end = -1;
>  		}
>  
> -end_chunk:
>  		/* batch tlb flush per chunk to amortize cost */
>  		if (freed_page_start < freed_page_end) {
>  			spin_unlock_irq(&pcpu_lock);
> -- 
> 2.34.1
> 
> 

Acked-by: Dennis Zhou <dennis@kernel.org>

Thanks,
Dennis


  reply	other threads:[~2022-10-24 17:00 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-24  8:14 [PATCH 0/8] Cleanup and optimization patches for percpu Baoquan He
2022-10-24  8:14 ` [PATCH 1/8] mm/percpu: remove unused pcpu_map_extend_chunks Baoquan He
2022-10-24 16:51   ` Dennis Zhou
2022-10-24  8:14 ` [PATCH 2/8] mm/percpu: use list_first_entry_or_null in pcpu_reclaim_populated() Baoquan He
2022-10-24 10:17   ` kernel test robot
2022-10-24 16:52   ` Dennis Zhou
2022-10-25  3:11   ` [PATCH v2 " Baoquan He
2022-10-24  8:14 ` [PATCH 3/8] mm/percpu: Update the code comment when creating new chunk Baoquan He
2022-10-24 16:54   ` Dennis Zhou
2022-10-24  8:14 ` [PATCH 4/8] mm/percpu: add comment to state the empty populated pages accounting Baoquan He
2022-10-24 16:56   ` Dennis Zhou
2022-10-25  3:47     ` Baoquan He
2022-10-25  3:45   ` [PATCH v2 " Baoquan He
2022-10-24  8:14 ` [PATCH 5/8] mm/percpu: replace the goto with break Baoquan He
2022-10-24 17:00   ` Dennis Zhou [this message]
2022-10-24  8:14 ` [PATCH 6/8] mm/percpu.c: remove the lcm code since block size is fixed at page size Baoquan He
2022-10-24 17:00   ` Dennis Zhou
2022-10-24  8:14 ` [PATCH 7/8] mm/percpu: remove unused PERCPU_DYNAMIC_EARLY_SLOTS Baoquan He
2022-10-24 17:03   ` Dennis Zhou
2022-10-24  8:14 ` [PATCH 8/8] mm/slub, percpu: correct the calculation of early percpu allocation size Baoquan He
2022-10-24 13:52   ` Hyeonggon Yoo
2022-10-24 17:03   ` Dennis Zhou
2022-11-06 20:56   ` Vlastimil Babka
2022-11-07  4:35     ` Baoquan He
2022-11-07  7:20       ` Dennis Zhou
2022-11-07  8:23         ` Baoquan He
2022-10-24 17:09 ` [PATCH 0/8] Cleanup and optimization patches for percpu Dennis Zhou
2022-11-08  7:05 ` Dennis Zhou
2022-11-08  9:14   ` Baoquan He

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=Y1bEmX1JITmafWLM@fedora \
    --to=dennis@kernel.org \
    --cc=akpm@linux-foundation.org \
    --cc=bhe@redhat.com \
    --cc=cl@linux.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=tj@kernel.org \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox