[PATCH 0/8] Initial implementation of kdump for ARM

[Mika Westerberg]

On Tue, Apr 20, 2010 at 11:50:46AM +0300, Mika Westerberg wrote:
> Hello,
> 
> This is revised series of kdump code, now without "RFC"-prefix. Original
> series can be found here:
> 
> http://lists.infradead.org/pipermail/linux-arm-kernel/2010-March/012353.html
> 
> Changes to previous version:
> 	- crash_setup_regs() uses Russell's suggestion for saving registers
> 	- copy_oldmem_page() code is changed to use ioremap()
> 	- there is no need for special 'mem=' parameters
> 
> I've been testing this on my N900.
> 
> I have patches for kexec-tools ready and send them once this kernel part is
> accepted.

Hi,

Any comments on this?

Thanks,
MW

> 
> As a sidenote: I got crashkernel booting correctly just by modifying PHYS_OFFSET
> and mach/Makefile.boot for my platform. So it is enough just to pass 'mem=size'
> to dump capture kernel. This is documented in Kconfig CONFIG_CRASH_DUMP.
> 
> Regards,
> MW
> 
> Mika Westerberg (8):
>   arm: kdump: reserve memory for crashkernel
>   arm: kdump: implement crash_setup_regs()
>   arm: kdump: implement machine_crash_shutdown()
>   arm: kdump: skip indirection page when crashing
>   arm: kdump: implement copy_oldmem_page()
>   arm: allow passing an ELF64 header to elf_check_arch()
>   arm: kdump: add support for elfcorehdr= parameter
>   arm: kdump: add CONFIG_CRASH_DUMP Kconfig option
> 
>  arch/arm/Kconfig                  |   12 ++++++
>  arch/arm/include/asm/elf.h        |    4 +-
>  arch/arm/include/asm/kexec.h      |   22 +++++++++-
>  arch/arm/kernel/Makefile          |    1 +
>  arch/arm/kernel/crash_dump.c      |   58 ++++++++++++++++++++++++++++
>  arch/arm/kernel/elf.c             |    6 ++-
>  arch/arm/kernel/machine_kexec.c   |    4 ++
>  arch/arm/kernel/relocate_kernel.S |    6 +++
>  arch/arm/kernel/setup.c           |   76 +++++++++++++++++++++++++++++++++++++
>  9 files changed, 182 insertions(+), 7 deletions(-)
>  create mode 100644 arch/arm/kernel/crash_dump.c
> 
> 
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