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Re: [PATCH v5 04/13] powerpc: Factor out relocation code from module_64.c to elf_util_64.c.

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Am Mittwoch, 24 August 2016, 10:50:26 schrieb Oliver O'Halloran:
> On Tue, Aug 23, 2016 at 1:21 PM, Balbir Singh <bsingharora@gmail.com> 
wrote:
> >> zImage on ppc64 BE is an ELF32 file. This patch set only supports
> >> loading
> >> ELF files of the same class as the kernel, so a 64 bit kernel can't
> >> load an ELF32 file. It would be possible to add such support, but it
> >> would be a new feature.
> >> 
> >> The distros I was able to check on ppc64 LE and BE all use vmlinux.
> >> kexec-tools with kexec_load also doesn't support zImage. Do you think
> >> it is important to support zImage?
> > 
> > Well if it didn't work already, I think its low priority. Michael should
> > be able to confirm this. Oliver's been trying to cleanup the zImage to
> > get rid the old zImage limitation, cc'ing him
> 
> I don't think it's ever worked so I wouldn't worry too much about
> supporting it. Fixing kexec-into-zImage and fixing the 32bit wrapper
> on 64bit BE kernel problem has been on my TODO list for a while, but
> it's not a priority.

Ok, thanks for your input.

-- 
[]'s
Thiago Jung Bauermann
IBM Linux Technology Center

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[PATCH v5 00/13] kexec_file_load implementation for PowerPC Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:10 +0200
  [PATCH v5 12/13] powerpc: Add purgatory for kexec_file_load implementation. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:10 +0200
  [PATCH v5 01/13] kexec_file: Allow arch-specific memory walking for kexec_add_buffer Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
    Re: [PATCH v5 01/13] kexec_file: Allow arch-specific memory walking  for kexec_add_buffer Balbir Singh <bsingharora@gmail.com> - 2016-08-13 09:00 +0200
  [PATCH v5 04/13] powerpc: Factor out relocation code from module_64.c to elf_util_64.c. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
    Re: [PATCH v5 04/13] powerpc: Factor out relocation code from  module_64.c to elf_util_64.c. Balbir Singh <bsingharora@gmail.com> - 2016-08-15 09:50 +0200
      Re: [PATCH v5 04/13] powerpc: Factor out relocation code from module_64.c to elf_util_64.c. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-16 01:30 +0200
        Re: [PATCH v5 04/13] powerpc: Factor out relocation code from  module_64.c to elf_util_64.c. Balbir Singh <bsingharora@gmail.com> - 2016-08-16 09:00 +0200
          Re: [PATCH v5 04/13] powerpc: Factor out relocation code from module_64.c to elf_util_64.c. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-23 05:10 +0200
            Re: [PATCH v5 04/13] powerpc: Factor out relocation code from  module_64.c to elf_util_64.c. Balbir Singh <bsingharora@gmail.com> - 2016-08-23 05:30 +0200
              Re: [PATCH v5 04/13] powerpc: Factor out relocation code from  module_64.c to elf_util_64.c. "Oliver O'Halloran" <oohall@gmail.com> - 2016-08-24 03:00 +0200
                Re: [PATCH v5 04/13] powerpc: Factor out relocation code from module_64.c to elf_util_64.c. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-24 03:00 +0200
  [PATCH v5 08/13] powerpc: Implement kexec_file_load. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
  [PATCH v5 10/13] powerpc: Add support for loading ELF kernels with kexec_file_load. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
  [PATCH v5 03/13] kexec_file: Factor out kexec_locate_mem_hole from kexec_add_buffer. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
  [PATCH v5 06/13] powerpc: Adapt elf64_apply_relocate_add for kexec_file_load. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200
  [PATCH v5 09/13] powerpc: Add code to work with device trees in kexec_file_load. Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> - 2016-08-12 01:20 +0200

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