On Tue, Feb 08, 2011 at 12:05:40AM +0100, Rafael J. Wysocki wrote:
> On Monday, February 07, 2011, Dmitry Torokhov wrote:
> > More of an observation for your (b) justification. I'd probably force
> > CONFIG_PM to always 'y'w while we weeding references to it from
> > drivers...
>
> We simply can't
On Wed, Nov 24, 2010 at 09:23:02AM +0100, Marco Stornelli wrote:
> 2010/11/24 Paul Mundt :
> >> +#ifdef CONFIG_PRAMFS_WRITE_PROTECT
> >> +extern void pram_writeable(void *vaddr, unsigned long size, int rw);
> >> +
> >> +#define wrprotect(addr, size) pram_writ
On Wed, Nov 24, 2010 at 09:11:13AM +0100, Marco Stornelli wrote:
> 2010/11/24 Paul Mundt :
> > most of this from ext2, I'm curious why you opted to hardcode this
> > instead of maintaining the flexibility that ext2 XIP has over this.
>
> First of all because it was si
On Sat, Nov 20, 2010 at 11:00:45AM +0100, Marco Stornelli wrote:
> +int pram_add_link(struct dentry *dentry, struct inode *inode)
> +{
> + struct inode *dir = dentry->d_parent->d_inode;
> + struct pram_inode *pidir, *pi, *pitail = NULL;
> + u64 tail_ino, prev_ino;
> +
> + const char
On Sat, Nov 20, 2010 at 11:00:15AM +0100, Marco Stornelli wrote:
> +/*
> + * Debug code
> + */
> +#define pram_dbg(s, args...) pr_debug("PRAMFS: "s, ## args)
> +#define pram_err(s, args...) pr_err("PRAMFS: "s, ## args)
> +#define pram_warn(s, args...)pr_warning("PRAMFS: "s, ## args)
> +#def
On Sat, Nov 20, 2010 at 10:58:40AM +0100, Marco Stornelli wrote:
> diff -Nurp linux-2.6.36-orig/fs/pramfs/file.c linux-2.6.36/fs/pramfs/file.c
> --- linux-2.6.36-orig/fs/pramfs/file.c1970-01-01 01:00:00.0
> +0100
> +++ linux-2.6.36/fs/pramfs/file.c 2010-09-24 18:34:03.0
On Sat, Apr 10, 2010 at 08:33:53PM -0500, Bill Gatliff wrote:
> Grant Likely wrote:
> > On Sat, Apr 10, 2010 at 5:39 PM, Paul Mundt wrote:
> >
> >> In cases where you can specifically note that dependencies, doing so will
> >> save you a world of pain. Despite
On Sat, Apr 10, 2010 at 08:35:41AM -0500, Bill Gatliff wrote:
> Benjamin Herrenschmidt wrote:
> > On Fri, 2010-04-09 at 14:23 -0500, Bill Gatliff wrote:
> >
> >> My recent post, "Requesting a GPIO that hasn't been registered yet", and
> >> Anton's reply thereto (thanks, Anton!) on linuxppc-dev g
On Mon, Dec 28, 2009 at 07:03:48PM +0100, Marco Stornelli wrote:
> David Woodhouse wrote:
>
> > Can't it be done with what's in the tree already? Just create an MTD
> > device using phram or something else, then point mtdoops at it
>
> Yes of course, if possible we shouldn't reinvent the wheel bu
On Wed, Jul 22, 2009 at 11:22:59PM -0700, Andrew Morton wrote:
> On Thu, 23 Jul 2009 06:54:47 +0100 Matt Fleming
> wrote:
>
> > On Thu, Jul 23, 2009 at 01:08:08AM +0100, Ian Molton wrote:
> > > Andrew Morton wrote:
> > >
> > >> Until and unless someone else steps up I can act as maintainer of la
On Thu, Jun 25, 2009 at 05:24:59PM +0200, Michael Opdenacker wrote:
> On 06/25/2009 11:04 AM, Florian Fainelli wrote:
> > Le Thursday 25 June 2009 10:56:45 Mike Rapoport, vous avez ?crit :
> >> I'm not sure what exactly do you mean by "test bzip2 and lzma compression
> >> on ARM", but if you refer
On Thu, Jun 18, 2009 at 09:59:20PM -0500, Kumar Gala wrote:
>
> On Jun 17, 2009, at 9:51 PM, Paul Mundt wrote:
>
> >On Wed, Jun 17, 2009 at 09:31:48AM -0500, Kumar Gala wrote:
> >>One topic that was partially touched on was dealing with various
> >>memories on e
On Thu, Jun 18, 2009 at 08:24:35AM +0200, Marco Stornelli wrote:
> 2009/6/18 Paul Mundt :
> > H8300 is a nommu platform, so it has no TLB to flush. Yoshinori Sato is
> > the maintainer. Consult the MAINTAINERS file, that's what it is there for.
>
> I know the MAINTAINER
On Tue, Jun 16, 2009 at 09:42:46AM +0300, Mike Rapoport wrote:
> James Bottomley wrote:
> > We've got to the point where there are simply too many embedded
> > architectures to invite all the arch maintainers to the kernel summit.
> > So, this year, we thought we'd do embedded via topic driven invi
On Wed, Jun 17, 2009 at 06:58:00PM +0200, Marco wrote:
> Jared Hulbert wrote:
> > > Why not just fix flush_tlb_range()?
> > >
> > > If an arch has a flush_tlb_kernel_page() that works then it stands to
> > > reason that the flush_tlb_kernel_range() shouldn't work with minimal
> > > effort, no?
> >
On Wed, Jun 17, 2009 at 09:31:48AM -0500, Kumar Gala wrote:
> One topic that was partially touched on was dealing with various
> memories on embedded systems. We have several sram based allocators
> in the kernel for various different arch's:
>
> - Blackfin sram allocator arch/blackfin/mm/sra
On Tue, Jun 16, 2009 at 07:35:24PM -0700, Jared Hulbert wrote:
> > +/* init_mm.page_table_lock must be held before calling! */
> > +static void pram_page_writeable(unsigned long addr, int rw)
> > +{
> > + ? ? ? pgd_t *pgdp;
> > + ? ? ? pud_t *pudp;
> > + ? ? ? pmd_t *pmdp;
> > + ? ? ? pte_t *ptep;
On Mon, Jan 12, 2009 at 11:18:03AM +0100, Sam Ravnborg wrote:
> On Sun, Jan 11, 2009 at 11:50:31PM -0600, Mark A. Miller wrote:
> > On Sun, Jan 11, 2009 at 11:35 PM, Sam Ravnborg wrote:
> > >> There are several other packages which are broken for embedded
> > >> architectures, which I will hopeful
On Mon, Jan 12, 2009 at 04:03:32AM -0600, Mark A. Miller wrote:
> On Mon, Jan 12, 2009 at 3:41 AM, Paul Mundt wrote:
> > I will repeat, there has not been a single coherent argument against what
> > makes perl inherently incapable of being supported.
>
> You're right
On Mon, Jan 12, 2009 at 03:18:53AM -0600, Mark A. Miller wrote:
> On Mon, Jan 12, 2009 at 2:20 AM, Paul Mundt wrote:
>
> Paul:
> I initially wrote a rather details response to your e-mail. But
> instead, I shall quote a previous e-mail of yours:
>
> > I will repe
On Sun, Jan 11, 2009 at 09:36:58PM -0600, Mark A. Miller wrote:
> Actually, something that has amused me during this discussion, is that
> right now, the latest stable Perl (5.8.8) does not compile correctly
> on a uclibc host, which is typically what you want for embedded
> systems, which is why y
On Sat, Jan 03, 2009 at 08:06:47PM -0600, Rob Landley wrote:
> On Saturday 03 January 2009 17:03:11 H. Peter Anvin wrote:
> > Leon Woestenberg wrote:
> > > I agree with Rob that the amount of required dependencies should be
> > > kept to a minimum.
> > >
> > > If we only use 0.5% of a certain langu
On Fri, Jan 02, 2009 at 04:32:42AM -0600, Mark Miller wrote:
> On Jan 2, 2009, at 3:50 AM, Paul Mundt wrote:
> >Misguided rhetoric aside, what does this actually accomplish? If folks
> >add meaningful tools in to the kernel that require python, and it is
> >generally reg
On Fri, Jan 02, 2009 at 02:07:28AM -0600, Rob Landley wrote:
> Before 2.6.25 (specifically git bdc807871d58285737d50dc6163d0feb72cb0dc2 )
> building a Linux kernel never required perl to be installed on the build
> system. (Various development and debugging scripts were written in perl and
> py
On Mon, Oct 20, 2008 at 01:55:41PM +0200, Marco Stornelli wrote:
> I quite agree with Ben and Christian. I think UIO drivers are usable for
> simple devices, I think they aren't mature (will it ever be?) to use it
> with complicated devices or with strict requirement.
>
This is a party line that h
On Fri, Oct 10, 2008 at 08:59:08AM -0500, Bill Gatliff wrote:
> There isn't a lot of traffic on linux-embedded, and I'm not sure how many
> people
> who read linux-arm-kernel also read linuxppc-dev. Lkml's topic coverage is
> huge, so I don't know how many hardcore embedded developers I would enc
On Fri, Oct 10, 2008 at 09:03:34AM -0500, Bill Gatliff wrote:
> Paul Mundt wrote:
> > This is likely because some of those lists are subscribers only, so cross
> > posting is poor form. It makes sense to keep the discussion in one place,
> > and to send notification messages
On Fri, Oct 10, 2008 at 11:00:09AM +0200, Geert Uytterhoeven wrote:
> On Thu, 9 Oct 2008, Bill Gatliff wrote:
> > Benjamin Herrenschmidt wrote:
> > > On Wed, 2008-10-08 at 11:43 -0500, Bill Gatliff wrote:
> > >> This series proposes a "generic PWM" driver API.
> > >>
> > >> This proposed API is mot
On Wed, Aug 27, 2008 at 05:46:05PM -0700, David Miller wrote:
> From: Paul Mundt <[EMAIL PROTECTED]>
> Date: Thu, 28 Aug 2008 09:32:13 +0900
>
> > On Wed, Aug 27, 2008 at 08:35:44PM +0300, Adrian Bunk wrote:
> > > CONFIG_DEBUG_STACKOVERFLOW should give yo
On Wed, Aug 27, 2008 at 08:35:44PM +0300, Adrian Bunk wrote:
> On Thu, Aug 28, 2008 at 01:00:52AM +0900, Paul Mundt wrote:
> > On Wed, Aug 27, 2008 at 02:58:30PM +0300, Adrian Bunk wrote:
> > In addition to that, debugging the runaway stack users on 4k tends to be
> > easier
On Wed, Aug 27, 2008 at 02:58:30PM +0300, Adrian Bunk wrote:
> On Tue, Aug 26, 2008 at 05:28:37PM -0700, Linus Torvalds wrote:
> > On Wed, 27 Aug 2008, Adrian Bunk wrote:
> > >
> > > When did we get callpaths like like nfs+xfs+md+scsi reliably
> > > working with 4kB stacks on x86-32?
> >
> > XFS
On Mon, Aug 25, 2008 at 08:48:25AM +0200, Thomas Petazzoni wrote:
> Le Tue, 19 Aug 2008 16:18:38 +0200 (CEST),
> Geert Uytterhoeven <[EMAIL PROTECTED]> a ??crit :
>
> > On Tue, 19 Aug 2008, Thomas Petazzoni wrote:
> > > [RFC] Remove more code when IP_MULTICAST=n
> >
> > Probably you wanted to cc
On Tue, Aug 19, 2008 at 08:57:59PM -0700, vb wrote:
> On Tue, Aug 19, 2008 at 8:19 PM, Paul Gortmaker
> <[EMAIL PROTECTED]> wrote:
> > On Tue, Aug 19, 2008 at 2:01 PM, David VomLehn <[EMAIL PROTECTED]> wrote:
> >> I'm working to educate our management on the need to get our platform in
> >> the
>
On Thu, Jun 12, 2008 at 11:28:10AM -0500, Bill Gatliff wrote:
> Guys:
>
> > If you opt to cross-compile, having to deal with those
> > sorts of things is the price you pay.
>
>
> If the build system derives from autoconf, then a hacked-up config.cache (or
> equivalent command-line args) often so
On Thu, Jun 12, 2008 at 04:50:31PM +0100, David Woodhouse wrote:
> On Thu, 2008-06-12 at 08:23 -0700, Tim Bird wrote:
> > Rob Landley wrote:
> > > However, having one or more full-time engineers devoted to debugging
> > > cross-compile issues is quite a high price to pay too. Moore's law
> > > r
On Tue, Jun 10, 2008 at 12:50:34PM +0200, Sam Ravnborg wrote:
> >
> > When did this policy change, so that it's now acceptable to depend on
> > Perl, which is roughly equivalent as a tool dependency?
>
> We have perl as a mandatory part of the kernel build in several places
> for various architec
On Tue, Jun 10, 2008 at 01:14:36PM +1000, Ben Nizette wrote:
> On Mon, 2008-06-09 at 18:37 -0700, Tim Bird wrote:
> > Rob Landley wrote:
> > > On Friday 06 June 2008 18:47:47 Tim Bird wrote:
> > >> At a minimum, it would be nice to have a few nice examples
> > >> of really, really small configs for
On Wed, Jun 04, 2008 at 12:36:11PM -0500, Rob Landley wrote:
> Actually if you ever need to diagnose early boot stuff on _any_ platform, you
> do need a console. But it can be serial or netconsole, as long as that
> works...
>
Except for the minor fact that most early boot debugging happens lon
On Tue, Jun 03, 2008 at 03:37:23PM -0700, H. Peter Anvin wrote:
> Rob Landley wrote:
> >>Actually, lots have frame buffers these days.
> >
> >Cell phones, for instance.
>
> Sure, but do you want to use them as consoles?
>
Unless your name is Pavel, no one actually wants a console on their
phone.
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