From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Alim Akhtar <alim.akhtar@samsung.com>
Cc: 'Ard Biesheuvel' <ardb@kernel.org>,
linux-kernel@vger.kernel.org,
'Alexandre Belloni' <alexandre.belloni@bootlin.com>,
linux-samsung-soc@vger.kernel.org,
'Tomer Maimon' <tmaimon77@gmail.com>,
linux-omap@vger.kernel.org,
'Avi Fishman' <avifishman70@gmail.com>,
'Greg Kroah-Hartman' <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, 'Tali Perry' <tali.perry1@gmail.com>,
'Nancy Yuen' <yuenn@google.com>,
'Krzysztof Kozlowski' <krzysztof.kozlowski@linaro.org>,
'Alan Stern' <stern@rowland.harvard.edu>,
'Patrice Chotard' <patrice.chotard@foss.st.com>,
'Patrick Venture' <venture@google.com>,
'Vladimir Zapolskiy' <vz@mleia.com>,
'Claudiu Beznea' <claudiu.beznea@microchip.com>,
linux-arm-kernel@lists.infradead.org,
'Benjamin Fair' <benjaminfair@google.com>
Subject: Re: [RFC PATCH] usb: reduce kernel log spam on driver registration
Date: Thu, 25 Aug 2022 19:10:04 +0100 [thread overview]
Message-ID: <Ywe6/AKzVL/77Fhi@shell.armlinux.org.uk> (raw)
In-Reply-To: <065601d8b8a7$6fee5850$4fcb08f0$@samsung.com>
On Thu, Aug 25, 2022 at 10:53:44PM +0530, Alim Akhtar wrote:
> >Drivers are typically supposed to be quiet unless they are actually probed,
> but
> >for some reason, USB host controllers seem to be exempt from this rule, and
> >happily broadcast their existence into the kernel log at boot even if the
> >hardware in question is nowhere to be found.
> >
> >Let's fix that, and remove these pr_info() calls.
> >
> How about just change pr_info() to pr_debug() instead?
Do the messages serve a useful purpose that the initcall_debug kernel
parameter (that doesn't require #define DEBUG to be set while compiling
and thus can be used with any kernel) doesn't provide?
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!
next prev parent reply other threads:[~2022-08-25 18:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20220825170354epcas5p28a5f1a4b13507b5c40ca235560a6ba56@epcas5p2.samsung.com>
2022-08-25 17:03 ` [RFC PATCH] usb: reduce kernel log spam on driver registration Ard Biesheuvel
2022-08-25 17:23 ` Alim Akhtar
2022-08-25 18:10 ` Russell King (Oracle) [this message]
2022-08-25 22:13 ` Elliott, Robert (Servers)
2022-08-26 4:01 ` Alim Akhtar
2022-08-25 19:11 ` Alan Stern
2022-08-25 19:59 ` Rob Herring
2022-08-26 5:57 ` Krzysztof Kozlowski
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