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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] Clean up ARM compressed loader
Date: Thu, 25 Feb 2010 08:23:36 +0000	[thread overview]
Message-ID: <20100225082336.GA30605@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <4B85C4A4.4060005@marcansoft.com>

On Thu, Feb 25, 2010 at 01:30:28AM +0100, Hector Martin wrote:
> Russell King - ARM Linux wrote:
> > On Thu, Feb 25, 2010 at 12:57:20AM +0100, Hector Martin wrote:
> >> Russell King - ARM Linux wrote:
> >>> On Wed, Feb 24, 2010 at 06:34:49PM -0500, Nicolas Pitre wrote:
> >>>> What about simply not compiling the decompressor with -fPIC when using 
> >>>> ZBOOT_ROM=y?  That would certainly solve the problem with the only 
> >>>> restriction that such kernel images won't be bootable from RAM which is 
> >>>> probably an acceptable compromize.
> >>> Unfortunately, that doesn't solve the stack-bashing with ZBOOT_ROM=n.
> >> Yes it does, that's exactly what my first version of the patch did. Once
> >> you get rid of the partial relocation used for ROM builds (with split
> >> text/bss) you don't need -Dstatic=, and once you get rid of that you
> >> solve the stack-bashing. The ROM build becomes a bog standard
> >> non-relocatable ROM image (with the usual LMA/VMA linker script stuff to
> >> copy initialized data to RAM), and the RAM build becomes a bog standard
> >> relocatable image (a single contiguous blob including
> >> text/rodata/data/bss) that doesn't suffer from any issues when you move
> >> it around.
> > 
> > Did you bother to read my previous reply explaining that this is not
> > a hack for the toolchain?  It sounds to me like you didn't.
> 
> Are you new to C? It looks like you are seriously still claiming that
> -Dstatic= is A-OK under all circumstances. It very obviously isn't.

Clearly you didn't (a) read my mail and (b) understand it.

And if you're going to be that insulting, I see no point discussing
this further with you.

  parent reply	other threads:[~2010-02-25  8:23 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-24  2:23 [PATCH] Clean up ARM compressed loader Hector Martin
2010-02-24  8:51 ` Uwe Kleine-König
2010-02-24  9:28   ` Hector Martin
2010-02-24 22:34 ` Russell King - ARM Linux
2010-02-24 23:34   ` Nicolas Pitre
2010-02-24 23:42     ` Russell King - ARM Linux
2010-02-24 23:57       ` Hector Martin
2010-02-25  0:01         ` Russell King - ARM Linux
2010-02-25  0:30           ` Hector Martin
2010-02-25  4:28             ` Nicolas Pitre
2010-02-25  4:33               ` Nicolas Pitre
2010-02-25  9:38               ` Russell King - ARM Linux
2010-02-25 10:05                 ` Hector Martin
2010-02-25 18:35                   ` Nicolas Pitre
2010-02-25 19:21                     ` Hector Martin
2010-02-25 19:40                       ` Nicolas Pitre
2010-02-25 19:56                         ` Hector Martin
2010-02-25 20:29                           ` Nicolas Pitre
2010-02-25 21:05                             ` Russell King - ARM Linux
2010-02-25 21:25                               ` Nicolas Pitre
2010-02-25 20:30                         ` Russell King - ARM Linux
2010-02-25 12:24                 ` Russell King - ARM Linux
2010-02-25 19:24                   ` Nicolas Pitre
2010-02-25 19:34                     ` Russell King - ARM Linux
2010-02-25 23:48                     ` Russell King - ARM Linux
2010-02-25 23:55                       ` Russell King - ARM Linux
2010-02-25  9:51               ` Hector Martin
2010-02-25 18:30                 ` Nicolas Pitre
2010-02-25  8:23             ` Russell King - ARM Linux [this message]
2010-02-25  4:06         ` Nicolas Pitre
  -- strict thread matches above, loose matches on Subject: below --
2010-02-23 13:57 hector at marcansoft.com
2010-02-23 14:07 ` Russell King - ARM Linux
2010-02-24  8:42 ` Uwe Kleine-König
2010-02-24  9:27   ` Hector Martin
2010-02-24 11:03     ` Russell King - ARM Linux
2010-02-24 15:20       ` Hector Martin
2010-02-24 15:30         ` Uwe Kleine-König
2010-02-24 22:09           ` Hector Martin
2010-02-24 22:30             ` Russell King - ARM Linux
2010-02-25  0:01               ` Hector Martin
2010-02-24 16:29         ` Russell King - ARM Linux

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