linux-kernel - Re: Linux 3.2-rc1

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Date:	Tue, 8 Nov 2011 22:47:26 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Udo Steinberg <udo@...ervisor.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: Linux 3.2-rc1

On Tue, Nov 8, 2011 at 9:43 PM, Udo Steinberg <udo@...ervisor.org> wrote:
> On Mon, 7 Nov 2011 18:10:02 -0800 Linus Torvalds (LT) wrote:
>
> LT> Have fun, give it a good testing. There shouldn't be anything hugely
> LT> scary in there, but there *is* a lot of stuff. The fact that 3.1
> LT> dragged out did mean that this ended up being one of the bigger merge
> LT> windows, but I'm not feeling *too* nervous about it.
>
> Hi,
>
> The formatting of /proc/misc broke for cpu_dma_latency. This causes programs

The patch in blow link can fix the issue, maybe Rafael will push it out in -rc2.

http://marc.info/?l=linux-pm&m=132065404031749&w=2


> reading from /proc/misc to complain. For example:
>
> cryptsetup luksClose /dev/sdX
> /proc/misc: No entry for device-mapper found
> Is device-mapper driver missing from kernel?
>
> With Linux 3.2-rc1:
>  60 network_throughput
>  61 network_latency
>  62
> 236 device-mapper
> 237 loop-control
> 175 agpgart
> 144 nvram
> 231 snapshot
> 184 microcode
> 227 mcelog
>  63 vga_arbiter
>
> With Linux 3.1:
>  60 network_throughput
>  61 network_latency
>  62 cpu_dma_latency
> 236 device-mapper
> 237 loop-control
> 175 agpgart
> 144 nvram
> 231 snapshot
> 184 microcode
> 227 mcelog
>  63 vga_arbiter
>
> Cheers,
>
>        - Udo
>


thanks,
-- 
Ming Lei
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