From: Cyrill Gorcunov <gorcunov@gmail.com>
To: "Thomas Weißschuh" <linux@weissschuh.net>
Cc: Richard Cochran <richardcochran@gmail.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Anna-Maria Behnsen <anna-maria@linutronix.de>,
Frederic Weisbecker <frederic@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
John Stultz <jstultz@google.com>, Arnd Bergmann <arnd@arndb.de>,
John Stultz <john.stultz@linaro.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net v2] ptp: Properly handle compat ioctls
Date: Sat, 25 Jan 2025 13:14:04 +0300 [thread overview]
Message-ID: <Z5S5bCkBExVuuZVc@grain> (raw)
In-Reply-To: <20250125-posix-clock-compat_ioctl-v2-1-11c865c500eb@weissschuh.net>
On Sat, Jan 25, 2025 at 10:28:38AM +0100, Thomas Weißschuh wrote:
> Pointer arguments passed to ioctls need to pass through compat_ptr() to
> work correctly on s390; as explained in Documentation/driver-api/ioctl.rst.
> Detect compat mode at runtime and call compat_ptr() for those commands
> which do take pointer arguments.
>
> Suggested-by: Arnd Bergmann <arnd@arndb.de>
> Link: https://lore.kernel.org/lkml/1ba5d3a4-7931-455b-a3ce-85a968a7cb10@app.fastmail.com/
> Fixes: d94ba80ebbea ("ptp: Added a brand new class driver for ptp clocks.")
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Looks OK for me, thanks Thomas!
Reviewed-by: Cyrill Gorcunov <gorcunov@gmail.com>
next prev parent reply other threads:[~2025-01-25 10:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-25 9:28 [PATCH net v2] ptp: Properly handle compat ioctls Thomas Weißschuh
2025-01-25 10:14 ` Cyrill Gorcunov [this message]
2025-01-25 17:04 ` Arnd Bergmann
2025-01-25 20:21 ` Richard Cochran
2025-01-28 11:10 ` patchwork-bot+netdevbpf
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