linux-kernel - Re: [PATCH 12/15 v5] PCI: support the SR-IOV capability

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Message-ID: <48FE9876.9040003@intel.com>
Date:	Wed, 22 Oct 2008 11:05:26 +0800
From:	"Zhao, Yu" <yu.zhao@...el.com>
To:	Greg KH <greg@...ah.com>
CC:	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"jbarnes@...tuousgeek.org" <jbarnes@...tuousgeek.org>,
	"randy.dunlap@...cle.com" <randy.dunlap@...cle.com>,
	"grundler@...isc-linux.org" <grundler@...isc-linux.org>,
	"achiang@...com" <achiang@...com>,
	"matthew@....cx" <matthew@....cx>,
	"rdreier@...co.com" <rdreier@...co.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"virtualization@...ts.linux-foundation.org" 
	<virtualization@...ts.linux-foundation.org>
Subject: Re: [PATCH 12/15 v5] PCI: support the SR-IOV capability

Greg KH wrote:
> On Tue, Oct 21, 2008 at 07:53:08PM +0800, Yu Zhao wrote:
>> Support Single Root I/O Virtualization (SR-IOV) capability.
>>
>> Cc: Jesse Barnes <jbarnes@...tuousgeek.org>
>> Cc: Randy Dunlap <randy.dunlap@...cle.com>
>> Cc: Grant Grundler <grundler@...isc-linux.org>
>> Cc: Alex Chiang <achiang@...com>
>> Cc: Matthew Wilcox <matthew@....cx>
>> Cc: Roland Dreier <rdreier@...co.com>
>> Cc: Greg KH <greg@...ah.com>
>> Signed-off-by: Yu Zhao <yu.zhao@...el.com>
>>

>> +#define iov_config_attr(field)                                               \
>> +static ssize_t field##_show(struct device *dev,                              \
>> +             struct device_attribute *attr, char *buf)               \
>> +{                                                                    \
>> +     struct pci_dev *pdev = to_pci_dev(dev);                         \
>> +     return sprintf(buf, "%d\n", pdev->iov->field);                  \
>> +}
>> +
>> +iov_config_attr(status);
>> +iov_config_attr(totalvfs);
>> +iov_config_attr(initialvfs);
>> +iov_config_attr(numvfs);
> 
> As you are adding new sysfs entries, can you also create the proper
> documentation in Documentation/ABI/ so that people can understand how to
> use them?  Yes, I see you added a stand-alone document, but putting it
> in the "standard" format is also necessary.

Thanks for reminding me about this. I used to update ABI doc in earlier 
versions, but somehow forgot to do this after several carry-forwards...

Will complete it in next version.

Regards,
Yu
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