From: Jakub Kicinski <kuba@kernel.org>
To: Bhargava Marreddy <bhargava.marreddy@broadcom.com>
Cc: davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
andrew+netdev@lunn.ch, horms@kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, michael.chan@broadcom.com,
pavan.chebbi@broadcom.com, vsrama-krishna.nemani@broadcom.com,
vikas.gupta@broadcom.com,
Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
Subject: Re: [PATCH net-next 1/7] bng_en: add per-PF workqueue, timer, and slow-path task
Date: Tue, 24 Feb 2026 18:32:53 -0800 [thread overview]
Message-ID: <20260224183253.23143628@kernel.org> (raw)
In-Reply-To: <20260223163641.755200-2-bhargava.marreddy@broadcom.com>
On Mon, 23 Feb 2026 22:06:35 +0530 Bhargava Marreddy wrote:
> + if (atomic_read(&bn->intr_sem) != 0)
> + goto bnge_restart_timer;
> +
> + /* Periodic work added by later patches */
> +
> +bnge_restart_timer:
> + mod_timer(&bn->timer, jiffies + bn->current_interval);
This intr_sem thing looks highly questionable.
It provides no synchronization guarantee since the state of intr_sem
may change immediately after the read. Please use normal locking
primitives and/or cancel the timer _sync() if you want to make sure
it's not running.
next prev parent reply other threads:[~2026-02-25 2:32 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-23 16:36 [PATCH net-next 0/7] bng_en: add link management and statistics support Bhargava Marreddy
2026-02-23 16:36 ` [PATCH net-next 1/7] bng_en: add per-PF workqueue, timer, and slow-path task Bhargava Marreddy
2026-02-25 2:32 ` Jakub Kicinski [this message]
2026-02-26 14:05 ` Bhargava Chenna Marreddy
2026-02-23 16:36 ` [PATCH net-next 2/7] bng_en: query PHY capabilities and report link status Bhargava Marreddy
2026-02-25 2:35 ` Jakub Kicinski
2026-02-26 14:24 ` Bhargava Chenna Marreddy
2026-02-26 14:24 ` Bhargava Chenna Marreddy
2026-02-23 16:36 ` [PATCH net-next 3/7] bng_en: add ethtool link settings, get_link, and nway_reset Bhargava Marreddy
2026-02-23 19:44 ` Andrew Lunn
2026-02-24 19:19 ` Bhargava Chenna Marreddy
2026-02-24 0:12 ` [net-next,3/7] " Jakub Kicinski
2026-02-25 18:11 ` Bhargava Chenna Marreddy
2026-02-23 16:36 ` [PATCH net-next 4/7] bng_en: add support for link async events Bhargava Marreddy
2026-02-23 16:36 ` [PATCH net-next 5/7] bng_en: add initial support for ethtool stats display Bhargava Marreddy
2026-02-23 19:52 ` Andrew Lunn
2026-02-24 19:50 ` Bhargava Chenna Marreddy
2026-02-24 21:13 ` Andrew Lunn
2026-02-26 16:28 ` Bhargava Chenna Marreddy
2026-02-23 16:36 ` [PATCH net-next 6/7] bng_en: periodically fetch and accumulate hardware statistics Bhargava Marreddy
2026-02-23 16:36 ` [PATCH net-next 7/7] bng_en: implement ndo_get_stats64 Bhargava Marreddy
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=20260224183253.23143628@kernel.org \
--to=kuba@kernel.org \
--cc=ajit.khaparde@broadcom.com \
--cc=andrew+netdev@lunn.ch \
--cc=bhargava.marreddy@broadcom.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=horms@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=michael.chan@broadcom.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=pavan.chebbi@broadcom.com \
--cc=vikas.gupta@broadcom.com \
--cc=vsrama-krishna.nemani@broadcom.com \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.