From: Greg KH <gregkh@linuxfoundation.org>
To: Colin Cross <ccross@android.com>
Cc: John Stultz <john.stultz@linaro.org>,
lkml <linux-kernel@vger.kernel.org>,
Android Kernel Team <kernel-team@android.com>
Subject: Re: [PATCH 05/11] android: ram_console: split out persistent ram
Date: Thu, 8 Mar 2012 10:39:45 -0800 [thread overview]
Message-ID: <20120308183945.GA29197@kroah.com> (raw)
In-Reply-To: <CAMbhsRQL=JrJ-a97KhbhHF5J_hD74f7wp1bVtx-n0hgQX_B3oA@mail.gmail.com>
On Thu, Mar 08, 2012 at 10:24:11AM -0800, Colin Cross wrote:
> On Thu, Mar 8, 2012 at 9:33 AM, Greg KH <gregkh@linuxfoundation.org> wrote:
> > On Wed, Mar 07, 2012 at 07:06:42PM -0800, Colin Cross wrote:
> >> On Wed, Mar 7, 2012 at 6:42 PM, Greg KH <gregkh@linuxfoundation.org> wrote:
> >> > On Wed, Mar 07, 2012 at 05:34:32PM -0800, John Stultz wrote:
> >> >> From: Colin Cross <ccross@android.com>
> >> >>
> >> >> Split ram_console into two halves.
> >> >>
> >> >> persistent_ram is a set of apis that handle a block of memory
> >> >> that does not get erased across a reboot. It provides functions
> >> >> to fill it as a single buffer or a ring buffer, and to extract
> >> >> the old data after a reboot. It handles ecc on the data to
> >> >> correct bit errors introduced during reboot.
> >> >
> >> > That's a nice idea, but why are you rolling your own interface here and
> >> > not using the built-in one that the kernel already provides? Is there
> >> > something lacking with what we have today that requires you to create
> >> > something different? If so, why not just modify the existing interface
> >> > to make it work for you, that way the tools already created will work
> >> > automatically, and you will not have problems later ripping this out and
> >> > porting it to the in-kernel api.
> >>
> >> What interface are you referring to, pstore?
> >
> > Yes.
> >
> >> As I explained in the email John quoted to you,
> >
> > Wait, what email? Did I miss a response here? Have a message-id: I can
> > search for?
>
> Message ID 1331160054.2191.202.camel@work-vm
Odd, that message id never got to me :(
next prev parent reply other threads:[~2012-03-08 18:39 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-08 1:34 [PATCH 00/11] staging: Android updates (take 2) John Stultz
2012-03-08 1:34 ` [PATCH 01/11] android: ram_console: set CON_ANYTIME console flag John Stultz
2012-03-08 1:34 ` [PATCH 02/11] android: ram_console: move footer strings John Stultz
2012-03-08 1:34 ` [PATCH 03/11] android: ram_console: drop early buffer support John Stultz
2012-03-08 1:34 ` [PATCH 04/11] android: ram_console: drop verbose ram_console support John Stultz
2012-03-08 1:34 ` [PATCH 05/11] android: ram_console: split out persistent ram John Stultz
2012-03-08 2:42 ` Greg KH
2012-03-08 3:06 ` Colin Cross
2012-03-08 17:33 ` Greg KH
2012-03-08 18:24 ` Colin Cross
2012-03-08 18:39 ` Greg KH [this message]
2012-03-08 3:59 ` John Stultz
2012-03-08 17:33 ` Greg KH
2012-03-08 1:34 ` [PATCH 06/11] android: persistent_ram: refactor ecc support John Stultz
2012-03-08 1:34 ` [PATCH 07/11] android: persistent_ram: handle reserving and mapping memory John Stultz
2012-03-08 1:34 ` [PATCH 08/11] android: persistent_ram: make persistent_ram_write atomic John Stultz
2012-03-08 1:34 ` [PATCH 09/11] android: persistent_ram: add notrace to persistent_ram_write John Stultz
2012-03-08 1:34 ` [PATCH 10/11] android: staging: ram_console: fix crash in ram_console_late_init John Stultz
2012-03-08 1:34 ` [PATCH 11/11] android: ram_console: honor dmesg_restrict John Stultz
2012-03-08 2:42 ` [PATCH 00/11] staging: Android updates (take 2) Greg KH
2012-03-08 9:08 ` [PATCH] staging: ram_console: Fix section mismatches Stephen Boyd
2012-03-08 17:56 ` Greg KH
2012-03-08 18:12 ` Stephen Boyd
2012-03-08 18:23 ` Greg KH
2012-03-08 18:34 ` Stephen Boyd
2012-03-08 18:43 ` Greg KH
2012-03-08 19:33 ` Stephen Boyd
2012-03-08 19:41 ` Stephen Boyd
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