From: Andriy Shevchenko <andriy.shevchenko@intel.com>
To: Runyu Xiao <runyu.xiao@seu.edu.cn>
Cc: "Jonathan Cameron" <jic23@kernel.org>,
"David Lechner" <dlechner@baylibre.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"Andy Shevchenko" <andy@kernel.org>,
"Karol Wrona" <k.wrona@samsung.com>,
"Kyungmin Park" <kyungmin.park@samsung.com>,
linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org, "Jianhao Xu" <jianhao.xu@seu.edu.cn>
Subject: Re: [PATCH] iio: ssp: Serialize watchdog timer state changes
Date: Sun, 4 Oct 2026 11:37:59 +0300 [thread overview]
Message-ID: <asIQZ7no-0OrOGn0@ashevche-desk.local> (raw)
In-Reply-To: <20261004053915.1138888-1-runyu.xiao@seu.edu.cn>
On Sun, Oct 04, 2026 at 01:39:15PM +0800, Runyu Xiao wrote:
> On Wed, Sep 30, 2026 at 03:03:19PM +0800, Runyu Xiao wrote:
...
> > struct ssp_data {
> > struct timer_list wdt_timer;
> > struct mutex wdt_lock;
> > bool wdt_enabled;
> > struct work_struct work_wdt;
> > };
>
> On the x86_64 build, pahole reports wdt_timer at offset 16, wdt_lock at
> 56, wdt_enabled at 80, and work_wdt at 88; sizeof(struct ssp_data) is
> 816 bytes. There is a 7-byte hole after wdt_enabled.
Right, so you can make it 3, correct?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-10-04 8:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-30 7:03 Runyu Xiao
2026-09-30 9:58 ` Andy Shevchenko
2026-10-04 5:39 ` Runyu Xiao
2026-10-04 8:37 ` Andriy Shevchenko [this message]
2026-10-04 9:31 ` Runyu Xiao
2026-10-04 5:39 ` [PATCH v2] " Runyu Xiao
2026-10-04 8:40 ` Andriy Shevchenko
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=asIQZ7no-0OrOGn0@ashevche-desk.local \
--to=andriy.shevchenko@intel.com \
--cc=andy@kernel.org \
--cc=dlechner@baylibre.com \
--cc=jianhao.xu@seu.edu.cn \
--cc=jic23@kernel.org \
--cc=k.wrona@samsung.com \
--cc=kyungmin.park@samsung.com \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nuno.sa@analog.com \
--cc=runyu.xiao@seu.edu.cn \
--cc=stable@vger.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
all inboxes | Powered by JetHome®