On Mon, Feb 04, 2013 at 10:50:52AM +, Russell King - ARM Linux wrote:
> On Mon, Feb 04, 2013 at 03:02:49AM +0100, Markus F.X.J. Oberhumer wrote:
> > At least akpm did approve the LZO update for inclusion into 3.7, but the
> > code
> > still has not been merged into the main tree.
> > > On 20
On Mon, Feb 04, 2013 at 03:02:49AM +0100, Markus F.X.J. Oberhumer wrote:
> At least akpm did approve the LZO update for inclusion into 3.7, but the code
> still has not been merged into the main tree.
> > On 2012-10-09 21:26, Andrew Morton wrote:
> > [...]
> > The changes look OK to me. Plea
On 2013-02-01 08:00, kyungsik.lee wrote:
> On 2013-01-30 오전 6:09, Rajesh Pawar wrote:
>>> Andrew Morton wrote:
>>>
>>> On Sat, 26 Jan 2013 14:50:43 +0900
>>> Kyungsik Lee wrote:
[...]
>>> What's this "with enabled unaligned memory access" thing? You mean "if
>>> the arch supports CONFIG
On 2013-01-30 11:23, Johannes Stezenbach wrote:
> On Mon, Jan 28, 2013 at 11:29:14PM -0500, Nicolas Pitre wrote:
>> On Mon, 28 Jan 2013, Andrew Morton wrote:
>>
>>> On Sat, 26 Jan 2013 14:50:43 +0900
>>> Kyungsik Lee wrote:
>>>
This patchset is for supporting LZ4 compressed kernel and initial
On 2013-01-29 오후 8:43, Egon Alter wrote:
Am Dienstag, 29. Januar 2013, 10:15:49 schrieb Russell King - ARM Linux:
On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
What's this "with enabled unaligned memory access" thing? You mean "if
the arch supports CONFIG_HAVE_EFFICIENT_UNALIG
On 2013-01-30 오전 7:55, David Sterba wrote:
On Sat, Jan 26, 2013 at 02:50:43PM +0900, Kyungsik Lee wrote:
This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
the x86 and ARM architectures.
Have you considered the 'high compression' mode of lz4?
http://code.google.com/p/l
On 2013-01-30 오전 6:09, Rajesh Pawar wrote:
Andrew Morton wrote:
On Sat, 26 Jan 2013 14:50:43 +0900
Kyungsik Lee wrote:
This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
the x86 and ARM architectures.
According to [[http://code.google.com/p/lz4/,]] LZ4 is a very fas
On 01/31/2013 06:28 PM, Nicolas Pitre wrote:
>>
>> Well, it is too nasty for public confession, but it's called
>> "paravirtualization".
>
> The fact that you are aware of it means we're not going to break them.
>
> But my point is that we must not be held back just in case someone out
> there
On Thu, 31 Jan 2013, H. Peter Anvin wrote:
> On 01/31/2013 02:16 PM, Nicolas Pitre wrote:
> >>
> >> Some utterly weird things like the Xen domain builder do that, because
> >> they have to. That is why we explicitly document that the payload is
> >> ELF and how to access it in the bzImage spec.
>
On 01/31/2013 02:16 PM, Nicolas Pitre wrote:
>>
>> Some utterly weird things like the Xen domain builder do that, because
>> they have to. That is why we explicitly document that the payload is
>> ELF and how to access it in the bzImage spec.
>
> Are you kidding?
>
> And what format do they expe
On Thu, 31 Jan 2013, H. Peter Anvin wrote:
> On 01/30/2013 10:33 AM, Nicolas Pitre wrote:
> >>
> >> The only concern I have with that is if someone paints themselves into a
> >> corner and absolutely wants, say, LZO.
> >
> > That would be hard to justify given that the kernel provides its own
>
On 01/30/2013 10:33 AM, Nicolas Pitre wrote:
>>
>> The only concern I have with that is if someone paints themselves into a
>> corner and absolutely wants, say, LZO.
>
> That would be hard to justify given that the kernel provides its own
> decompressor code, making the compression format transpa
On Tue, 29 Jan 2013, H. Peter Anvin wrote:
> On 01/29/2013 02:15 AM, Russell King - ARM Linux wrote:
> > On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
> > > What's this "with enabled unaligned memory access" thing? You mean "if
> > > the arch supports CONFIG_HAVE_EFFICIENT_UNALIG
On Mon, Jan 28, 2013 at 11:29:14PM -0500, Nicolas Pitre wrote:
> On Mon, 28 Jan 2013, Andrew Morton wrote:
>
> > On Sat, 26 Jan 2013 14:50:43 +0900
> > Kyungsik Lee wrote:
> >
> > > This patchset is for supporting LZ4 compressed kernel and initial ramdisk
> > > on
> > > the x86 and ARM architec
On 01/29/2013 02:15 AM, Russell King - ARM Linux wrote:
On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
What's this "with enabled unaligned memory access" thing? You mean "if
the arch supports CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS"? If so,
that's only x86, which isn't really in
On Sat, Jan 26, 2013 at 02:50:43PM +0900, Kyungsik Lee wrote:
> This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
> the x86 and ARM architectures.
Have you considered the 'high compression' mode of lz4?
http://code.google.com/p/lz4/source/browse/trunk/lz4hc.c
The compre
> Andrew Morton wrote:
>
>On Sat, 26 Jan 2013 14:50:43 +0900
>Kyungsik Lee wrote:
>> This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
>> the x86 and ARM architectures.
>>
>> According to [[http://code.google.com/p/lz4/,]] LZ4 is a very fast lossless
>> compression alg
On Tue, Jan 29, 2013 at 12:43:20PM +0100, Egon Alter wrote:
> Am Dienstag, 29. Januar 2013, 10:15:49 schrieb Russell King - ARM Linux:
> > On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
> > > What's this "with enabled unaligned memory access" thing? You mean "if
> > > the arch supp
Am Dienstag, 29. Januar 2013, 10:15:49 schrieb Russell King - ARM Linux:
> On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
> > What's this "with enabled unaligned memory access" thing? You mean "if
> > the arch supports CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS"? If so,
> > that's onl
On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
> What's this "with enabled unaligned memory access" thing? You mean "if
> the arch supports CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS"? If so,
> that's only x86, which isn't really in the target market for this
> patch, yes?
>
> It's a
On Mon, Jan 28, 2013 at 02:25:10PM -0800, Andrew Morton wrote:
>
> It's a lot of code for a 50ms boot-time improvement. Does anyone have
> any opinions on whether or not the benefits are worth the cost?
In the embedded space, quick boot is a really important feature to
have. Many people resort t
Uhm... you're saying we have to be at one extreme or the other?
We probably could drop the legacy lzma format, but someone might rely on it.
Nicolas Pitre wrote:
>On Mon, 28 Jan 2013, Andrew Morton wrote:
>
>> On Sat, 26 Jan 2013 14:50:43 +0900
>> Kyungsik Lee wrote:
>>
>> > This patchset is
On Mon, 28 Jan 2013, Andrew Morton wrote:
> On Sat, 26 Jan 2013 14:50:43 +0900
> Kyungsik Lee wrote:
>
> > This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
> > the x86 and ARM architectures.
> >
> > According to http://code.google.com/p/lz4/, LZ4 is a very fast lossl
On 2013-01-29 오전 7:25, Andrew Morton wrote:
On Sat, 26 Jan 2013 14:50:43 +0900
Kyungsik Lee wrote:
This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
the x86 and ARM architectures.
According to http://code.google.com/p/lz4/, LZ4 is a very fast lossless
compression al
On Sat, 26 Jan 2013 14:50:43 +0900
Kyungsik Lee wrote:
> This patchset is for supporting LZ4 compressed kernel and initial ramdisk on
> the x86 and ARM architectures.
>
> According to http://code.google.com/p/lz4/, LZ4 is a very fast lossless
> compression algorithm and also features an extremel
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