From: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
To: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org,
Benjamin Herrenschmidt
<benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Ludovic Desroches
<ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>,
Yingjoe Chen
<yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [RFC 02/11] i2c: add quirk checks to core
Date: Mon, 12 Jan 2015 12:08:14 +0000 [thread overview]
Message-ID: <20150112120814.GE12302@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1420824103-24169-3-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
On Fri, Jan 09, 2015 at 06:21:32PM +0100, Wolfram Sang wrote:
> +static int i2c_quirk_error(struct i2c_adapter *adap, struct i2c_msg *msg, char *err_msg)
> +{
> + dev_err(&adap->dev, "quirk: %s (addr 0x%04x, size %u)\n", err_msg, msg->addr, msg->len);
> + return -EOPNOTSUPP;
> +}
So, what happens if I open an I2C adapter, find a message which causes
i2c_quirk_error() to be called, and then spin repeatedly calling that...
Shouldn't there be some rate limiting to this?
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-01-12 12:08 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-09 17:21 [RFC 00/11] i2c: add generic quirk infrastructure Wolfram Sang
[not found] ` <1420824103-24169-1-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2015-01-09 17:21 ` [RFC 01/11] i2c: add quirk structure to describe adapter flaws Wolfram Sang
2015-01-16 5:50 ` Eddie Huang
2015-01-19 15:05 ` Wolfram Sang
2015-02-24 16:04 ` Wolfram Sang
2015-01-16 8:18 ` Yingjoe Chen
2015-01-19 15:00 ` Wolfram Sang
2015-01-09 17:21 ` [RFC 02/11] i2c: add quirk checks to core Wolfram Sang
[not found] ` <1420824103-24169-3-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2015-01-09 19:35 ` Sergei Shtylyov
[not found] ` <54B02D7F.7040501-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
2015-01-09 20:45 ` Wolfram Sang
2015-01-09 21:05 ` Sergei Shtylyov
2015-01-12 9:58 ` Ludovic Desroches
2015-01-12 10:13 ` Wolfram Sang
2015-01-12 12:08 ` Russell King - ARM Linux [this message]
[not found] ` <20150112120814.GE12302-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-02-24 14:25 ` Wolfram Sang
2015-01-12 13:15 ` Matthias Brugger
2015-02-24 14:16 ` Wolfram Sang
2015-01-09 17:21 ` [RFC 03/11] i2c: at91: make use of the new infrastructure for quirks Wolfram Sang
2015-01-09 17:21 ` [RFC 04/11] i2c: opal: " Wolfram Sang
2015-01-09 17:21 ` [RFC 05/11] i2c: qup: " Wolfram Sang
2015-01-09 17:21 ` [RFC 06/11] i2c: cpm: " Wolfram Sang
2015-01-09 17:21 ` [RFC 07/11] i2c: axxia: " Wolfram Sang
2015-01-09 17:21 ` [RFC 08/11] i2c: dln2: " Wolfram Sang
2015-01-09 17:21 ` [RFC 09/11] i2c: powermac: " Wolfram Sang
2015-01-09 17:21 ` [RFC 10/11] i2c: viperboard: " Wolfram Sang
2015-01-09 17:21 ` [RFC 11/11] i2c: pmcmsp: " Wolfram Sang
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