From: Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
Cc: Richard Zhao
<richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
B29397-KZfg59tc24xl57MIdRCFDg@public.gmane.org,
B20596-KZfg59tc24xl57MIdRCFDg@public.gmane.org,
shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
alexander.shishkin-VuQAYsv1563Yd54FQh9/CA@public.gmane.org,
gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org,
fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org,
dong.aisheng-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
stern-nwvwT67g6+6dFdvTe/nMLpVzexx5G7lz@public.gmane.org,
linuxzsc-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
balbi-l0cyMroinI0@public.gmane.org,
Peter Chen <peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Subject: Re: [Patch v5 05/13] usb: otg: add basic mxs phy driver support
Date: Thu, 14 Jun 2012 00:03:17 +0200 [thread overview]
Message-ID: <20120613220317.GH30400@pengutronix.de> (raw)
In-Reply-To: <201206132356.16093.marex-ynQEQJNshbs@public.gmane.org>
On Wed, Jun 13, 2012 at 11:56:15PM +0200, Marek Vasut wrote:
> Dear Sascha Hauer,
>
> >
> > This message is rather useless. It is really not expected for kzalloc
> > to fail. If it fails here you really have problems elsewhere and this
> > message won't help you debugging it.
>
> It's not useless, but it'll hardly ever be displayed if you run out of memory so
> badly this kzalloc() will fail.
If you run out of memory while allocating a few bytes it's really
not interesting where exactly this happens. The message won't give
you any hint where you can fix this problem. Also, if you bail out
of a drivers probe function with -ENOMEM you will have a message
in the log anyway.
Sascha
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next prev parent reply other threads:[~2012-06-13 22:03 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-13 12:34 [Patch v5 00/13] add imx usb driver for mx28/6x Richard Zhao
[not found] ` <1339590863-10564-1-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 12:34 ` [Patch v5 01/13] usb: otg: add notify_connect/notify_disconnect callback Richard Zhao
2012-06-13 12:34 ` [Patch v5 03/13] USB: notify phy when root hub port connect change Richard Zhao
[not found] ` <1339590863-10564-4-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 18:25 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1206131418290.1401-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2012-06-14 0:36 ` Richard Zhao
[not found] ` <20120614003653.GA29684-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-06-14 14:11 ` Alan Stern
2012-06-13 12:34 ` [Patch v5 05/13] usb: otg: add basic mxs phy driver support Richard Zhao
[not found] ` <1339590863-10564-6-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 21:33 ` Sascha Hauer
[not found] ` <20120613213312.GD30400-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-06-13 21:56 ` Marek Vasut
[not found] ` <201206132356.16093.marex-ynQEQJNshbs@public.gmane.org>
2012-06-13 22:03 ` Sascha Hauer [this message]
2012-06-14 1:12 ` Richard Zhao
2012-06-13 12:34 ` [Patch v5 06/13] usb: chipidea: add imx platform driver Richard Zhao
[not found] ` <1339590863-10564-7-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 21:46 ` Sascha Hauer
[not found] ` <20120613214622.GE30400-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-06-13 21:57 ` Marek Vasut
[not found] ` <201206132357.35099.marex-ynQEQJNshbs@public.gmane.org>
2012-06-13 22:07 ` Sascha Hauer
[not found] ` <20120613220700.GI30400-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-06-14 1:21 ` Richard Zhao
2012-06-14 1:56 ` Richard Zhao
2012-06-13 12:34 ` [Patch v5 07/13] ARM: imx6q: correct device name of usbphy and usb controller clock export Richard Zhao
2012-06-13 12:34 ` [Patch v5 08/13] ARM: imx6q: add config-on-boot gpios Richard Zhao
[not found] ` <1339590863-10564-9-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 15:09 ` Rob Herring
[not found] ` <4FD8AD42.6010702-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-06-13 15:19 ` Marek Vasut
[not found] ` <201206131719.29671.marex-ynQEQJNshbs@public.gmane.org>
2012-06-13 16:45 ` Rob Herring
[not found] ` <4FD8C3BC.4080102-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-06-13 17:15 ` Marek Vasut
2012-06-13 15:28 ` Richard Zhao
2012-06-13 16:00 ` Marek Vasut
[not found] ` <201206131800.38622.marex-ynQEQJNshbs@public.gmane.org>
2012-06-15 15:34 ` Shawn Guo
2012-06-13 16:50 ` Rob Herring
[not found] ` <4FD8C4DB.4020908-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-06-14 1:33 ` Richard Zhao
[not found] ` <20120614013343.GD29684-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-06-20 14:29 ` Rob Herring
[not found] ` <4FE1DE53.4070202-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-06-20 15:05 ` Shawn Guo
[not found] ` <20120620150502.GG2253-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-06-21 21:32 ` Rob Herring
2012-06-20 15:41 ` Stephen Warren
[not found] ` <4FE1EF26.9080401-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-21 1:32 ` Chen Peter-B29397
[not found] ` <F281D0F91ED19E4D8E63A7504E8A649803BE3E73-RL0Hj/+nBVDtkydW1Tv2Dq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2012-06-21 22:22 ` Stephen Warren
[not found] ` <4FE39EA2.8050809-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-22 0:03 ` Chen Peter-B29397
[not found] ` <F281D0F91ED19E4D8E63A7504E8A649803BE45CD-RL0Hj/+nBVDtkydW1Tv2Dq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2012-06-25 15:43 ` Stephen Warren
[not found] ` <4FE8871B.7060408-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-06-26 2:05 ` Chen Peter-B29397
2012-06-19 23:36 ` Fabio Estevam
[not found] ` <CAOMZO5AxnOCqajCS39bpjo-86FXSV9C8fMPrhmRXH=OndfXuVQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-19 23:41 ` Richard Zhao
2012-07-17 12:30 ` Dirk Behme
[not found] ` <50055AD9.6030807-V5te9oGctAVWk0Htik3J/w@public.gmane.org>
2012-07-19 2:15 ` Richard Zhao
2012-06-13 12:34 ` [Patch v5 09/13] ARM: imx6q: add usbphy clocks Richard Zhao
[not found] ` <1339590863-10564-10-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 21:54 ` Sascha Hauer
[not found] ` <20120613215406.GF30400-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-06-14 0:15 ` Chen Peter-B29397
2012-06-13 12:34 ` [Patch v5 10/13] ARM: imx6q: disable usb charger detector Richard Zhao
2012-06-13 12:34 ` [Patch v5 11/13] ARM: dts: imx6q-sabrelite: add usb devices Richard Zhao
[not found] ` <1339590863-10564-12-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-19 23:39 ` Fabio Estevam
2012-06-13 12:34 ` [Patch v5 12/13] ARM: mxs: clk_register_clkdev mx28 usb clocks Richard Zhao
2012-06-13 12:34 ` [Patch v5 13/13] ARM: dts: imx28-evk: add usb devices Richard Zhao
2012-06-18 17:10 ` [Patch v5 00/13] add imx usb driver for mx28/6x Fabio Estevam
[not found] ` <CAOMZO5BXsPtwC2CTt6Z-DjZUYhrWMKDkr2QnFoAKb-aLc1XsNA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-18 17:13 ` Marek Vasut
[not found] ` <201206181913.06886.marex-ynQEQJNshbs@public.gmane.org>
2012-06-18 17:25 ` Fabio Estevam
[not found] ` <CAOMZO5DF+CH+qe+VKc4vefkj05aXOtn0nVZK9vx+0kakP_em1A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-19 1:14 ` Chen Peter-B29397
[not found] ` <F281D0F91ED19E4D8E63A7504E8A649803BE2DE2-RL0Hj/+nBVDtkydW1Tv2Dq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2012-06-19 1:33 ` Fabio Estevam
[not found] ` <CAOMZO5C7KaxO_X23Ur9YwHEoAvCPf4emxMzH4mmrFX6=de5GZA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-19 2:07 ` Marek Vasut
[not found] ` <201206190407.31524.marex-ynQEQJNshbs@public.gmane.org>
2012-06-19 2:17 ` Fabio Estevam
2012-06-19 6:14 ` Shawn Guo
[not found] ` <20120619061414.GD21951-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-06-19 12:24 ` Fabio Estevam
[not found] ` <CAOMZO5A+eWXsz5_HGzUMJBDKnADrMeWPec7XvX+EMPJMtqWcng-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-19 12:38 ` Shawn Guo
[not found] ` <20120619123813.GG21951-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-06-19 13:54 ` Fabio Estevam
[not found] ` <CAOMZO5CcC7G8RfG9N60OfU-Ca0EcL+qoQi00KSgxFyJ7Ry1oOg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-19 18:34 ` Fabio Estevam
2012-06-19 12:59 ` Marek Vasut
2012-06-13 12:34 ` [Patch v5 02/13] USB: move transceiver from ehci_hcd and ohci_hcd to hcd and rename it as phy Richard Zhao
[not found] ` <1339590863-10564-3-git-send-email-richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-06-13 18:17 ` Alan Stern
2012-06-13 12:34 ` [Patch v5 04/13] usb: chipidea: permit driver bindings pass phy pointer Richard Zhao
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