linux-kernel - Re: [PATCH 2/7] Documentation/devices.txt: Remove /dev/oldmem description

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Date:	Sun, 26 May 2013 08:58:23 +0800
From:	Zhang Yanfei <zhangyanfei.yes@...il.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	Vivek Goyal <vgoyal@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Simon Horman <horms@...ge.net.au>,
	"kexec@...ts.infradead.org" <kexec@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	davej@...hat.com
Subject: Re: [PATCH 2/7] Documentation/devices.txt: Remove /dev/oldmem description

于 2013年05月26日 07:20, Eric W. Biederman 写道:
> Zhang Yanfei <zhangyanfei.yes@...il.com> writes:
> 
>> From: Zhang Yanfei <zhangyanfei@...fujitsu.com>
> 
> Won't we want to keep this reservation around to so that this number
> doesn't get reused, and cause people confusion when
> upgrading/downgrading kernels?

Ah, yes. I will just keep this and add a note to make people know that
it is removed in the next version.

Thanks
Zhang

> 
>> Signed-off-by: Zhang Yanfei <zhangyanfei@...fujitsu.com>
>> Cc: Dave Jones <davej@...hat.com>
>> ---
>>  Documentation/devices.txt |    2 --
>>  1 files changed, 0 insertions(+), 2 deletions(-)
>>
>> diff --git a/Documentation/devices.txt b/Documentation/devices.txt
>> index 08f01e7..4f85739 100644
>> --- a/Documentation/devices.txt
>> +++ b/Documentation/devices.txt
>> @@ -100,8 +100,6 @@ Your cooperation is appreciated.
>>  		 10 = /dev/aio		Asynchronous I/O notification interface
>>  		 11 = /dev/kmsg		Writes to this come out as printk's, reads
>>  					export the buffered printk records.
>> -		 12 = /dev/oldmem	Used by crashdump kernels to access
>> -					the memory of the kernel that crashed.
>>  
>>    1 block	RAM disk
>>  		  0 = /dev/ram0		First RAM disk

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