On Fri, May 25, 2012 at 08:44:43AM +0300, Jarkko Sakkinen wrote:
> From: "H. Peter Anvin" <h...@linux.intel.com>
> 
> A new option is added to the relocs tool called '--realmode'.
> This option causes the generation of 16-bit segment relocations
> and 32-bit linear relocations for the real-mode code. When
> the real-mode code is moved to the low-memory during kernel
> initialization, these relocation entries can be used to
> relocate the code properly.
> 
> In the assembly code 16-bit segment relocations must be relative
> to the 'real_mode_seg' absolute symbol. Linear relocations must be
> relative to a symbol prefixed with 'pa_'.
> 
> 16-bit segment relocation is used to load cs:ip in 16-bit code.
> Linear relocations are used in the 32-bit code for relocatable
> data references. They are declared in the linker script of the
> real-mode code.
> 
> The relocs tool is moved to arch/x86/tools/relocs.c, and added new
> target archscripts that can be used to build scripts needed building
> an architecture.  be compiled before building the arch/x86 tree.
> 
> [ hpa: accelerating this because it detects invalid absolute
>   relocations, a serious bug in binutils 2.22.52.0.x which currently
>   produces bad kernels. ]
> 
> [ jsakkine: pulled tools/include/tools/le_byteshift.h in order
>   to make this patch compile in 3.3 ]

Nope, your patch still doesn't apply, are you sure you sent me the
updated one?  It fails with:

patching file arch/x86/boot/compressed/Makefile
Hunk #1 succeeded at 40 (offset 1 line).
patching file arch/x86/boot/compressed/relocs.c
Hunk #1 FAILED at 1.
File arch/x86/boot/compressed/relocs.c is not empty after patch, as expected
1 out of 1 hunk FAILED -- rejects in file arch/x86/boot/compressed/relocs.c

when applying it to the 3.3-stable queue.

What did you generate it against?

thanks,

greg k-h
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