From: Thomas Monjalon <thomas@monjalon.net>
To: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Cc: ferruh.yigit@amd.com, andrew.rybchenko@oktetlabs.ru,
orika@nvidia.com, dev@dpdk.org, jerinj@marvell.com,
ndabilpuram@marvell.com, stable@dpdk.org
Subject: Re: [PATCH v3 1/1] examples/l2fwd-jobstats: fix lock availability
Date: Tue, 30 Jul 2024 18:12:20 +0200 [thread overview]
Message-ID: <2648204.9Mp67QZiUf@thomas> (raw)
In-Reply-To: <20240730100335.3734796-1-rkudurumalla@marvell.com>
Hello,
30/07/2024 12:03, Rakesh Kudurumalla:
> This patch addresses the issue by introducing a delay
Please start with describing the issue.
> before acquiring the lock in the loop. This delay allows for better
> availability of the lock, ensuring that show_lcore_stats() can
> periodically update the statistics even when forwarding jobs are running.
Why a delay is better than a pause?
> @@ -542,7 +542,7 @@ l2fwd_main_loop(void)
> } while (likely(stats_read_pending == 0));
>
> rte_spinlock_unlock(&qconf->lock);
> - rte_pause();
> + rte_delay_us(10);
> }
next prev parent reply other threads:[~2024-07-30 16:20 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240726053757.3653673-1-rkudurumalla@marvell.com>
2024-07-29 6:10 ` [PATCH v2 1/1] examples/l2fwd-jobstats: add delay to show stats Rakesh Kudurumalla
2024-07-30 10:03 ` [PATCH v3 1/1] examples/l2fwd-jobstats: fix lock availability Rakesh Kudurumalla
2024-07-30 16:12 ` Thomas Monjalon [this message]
2024-08-08 11:41 ` [EXTERNAL] " Rakesh Kudurumalla
2024-08-08 12:22 ` Thomas Monjalon
2024-08-11 16:00 ` Rakesh Kudurumalla
2024-08-11 6:58 ` [PATCH v4 " Rakesh Kudurumalla
2024-08-11 15:59 ` [PATCH v5 " Rakesh Kudurumalla
2024-08-11 16:17 ` Stephen Hemminger
2024-08-16 5:25 ` [EXTERNAL] " Rakesh Kudurumalla
2024-10-21 7:13 ` Rakesh Kudurumalla
2024-11-04 10:17 ` Nithin Dabilpuram
2024-07-29 6:20 ` [PATCH v2 1/1] examples/l2fwd-jobstats: add delay to show stats Rakesh Kudurumalla
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