linux-kernel - Re: [PATCH 16/16 v6] PCI: document the new PCI boot parameters

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Date:	Wed, 22 Oct 2008 10:01:22 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
CC:	Yu Zhao <yu.zhao@...el.com>,
	"randy.dunlap@...cle.com" <randy.dunlap@...cle.com>,
	"grundler@...isc-linux.org" <grundler@...isc-linux.org>,
	"achiang@...com" <achiang@...com>,
	"matthew@....cx" <matthew@....cx>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"rdreier@...co.com" <rdreier@...co.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"jbarnes@...tuousgeek.org" <jbarnes@...tuousgeek.org>,
	"virtualization@...ts.linux-foundation.org" 
	<virtualization@...ts.linux-foundation.org>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"greg@...ah.com" <greg@...ah.com>, "mingo@...e.hu" <mingo@...e.hu>
Subject: Re: [PATCH 16/16 v6] PCI: document the new PCI boot parameters

Bjorn Helgaas wrote:
> On Wednesday 22 October 2008 02:45:31 am Yu Zhao wrote:
>> Document the new PCI[x86] boot parameters.
>>
>> Cc: Alex Chiang <achiang@...com>
>> Cc: Grant Grundler <grundler@...isc-linux.org>
>> Cc: Greg KH <greg@...ah.com>
>> Cc: Ingo Molnar <mingo@...e.hu>
>> Cc: Jesse Barnes <jbarnes@...tuousgeek.org>
>> Cc: Matthew Wilcox <matthew@....cx>
>> Cc: Randy Dunlap <randy.dunlap@...cle.com>
>> Cc: Roland Dreier <rdreier@...co.com>
>> Signed-off-by: Yu Zhao <yu.zhao@...el.com>
>>
>> ---
>>  Documentation/kernel-parameters.txt |   10 ++++++++++
>>  1 files changed, 10 insertions(+), 0 deletions(-)
>>
>> diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
>> index 53ba7c7..5482ae0 100644
>> --- a/Documentation/kernel-parameters.txt
>> +++ b/Documentation/kernel-parameters.txt
>> @@ -1677,6 +1677,16 @@ and is between 256 and 4096 characters. It is defined in the file
>>  		cbmemsize=nn[KMG]	The fixed amount of bus space which is
>>  				reserved for the CardBus bridge's memory
>>  				window. The default value is 64 megabytes.
>> +		assign-mmio=[dddd:]bb	[X86] reassign memory resources of all
>> +				devices under bus [dddd:]bb (dddd is the domain
>> +				number and bb is the bus number).
>> +		assign-pio=[dddd:]bb	[X86] reassign io port resources of all

"io" in text should be "IO" or "I/O".  (Small "io" is OK as a parameter placeholder.)

>> +				devices under bus [dddd:]bb (dddd is the domain
>> +				number and bb is the bus number).
>> +		align-mmio=[dddd:]bb:dd.f  [X86] relocate memory resources of a
>> +				device to minimum PAGE_SIZE alignment (dddd is
>> +				the domain number and bb, dd and f is the bus,

				                                   are the bus,

>> +				device and function number).
>>  
>>  	pcie_aspm=	[PCIE] Forcibly enable or disable PCIe Active State Power
>>  			Management.
> 
> I think it's nicer to have the documentation change included in the
> patch that implements the change.  For example, I think this and
> patch 9/16 "add boot option to align ..." should be folded into
> a single patch.  And similarly for the other documentation patches.
> 
> Bjorn

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