On Wednesday 15 March 2017 03:08 PM, AKASHI Takahiro wrote:
> My kernel patches of kdump support on arm64 are currently under review.
>
> This patchset is synced with them (v33 [1]) and provides necessary changes
> for kexec-tools. It can be applied on top of kexec-tools master branch.
>
> [1] T.B.D.
>
> Changes for v6:
> - use get_kernel_sym() from x86, not from arm (patch #2)
> - always take root node's "#address-cells" and "#size-cells" into account
> when adding "linux,usable-memory-range" and "linux,elfcorehdr"
> (patch #8)
I think these patches can be merged now, as kernel patches are there in upstream.
For the series:
Tested-by: Pratyush Anand <panand at redhat.com>
Reviewed-by: Pratyush Anand <panand at redhat.com>
>
> Changes for v5:
> - remove "linux,crashkernel-base/size" handling aligned with a change
> on the kernel side
>
> Changes for v4:
> - rebased on the master branch (including Geoff's v6)
> - revive "linux,usable-memory-range" DT property (from v2), dropping
> use of "reserved-memory" nodes introduced in v3 (patch #8)
> - extend the semantics of kexec_iomem_for_each_line() per Pratyush
> (patch #1)
>
> Changes for v3:
> - rebased on Geoff's v5
> - fix a value of estimated PHYS_OFFSET
> - add a kernel code/data segment because they now reside out of linear
> mapping due to KASLR introduction
> - remove "linux,usable-memory-range" dependency, instead using
> "reserved-memory" node
> - add -mem-min/-mem-max support
>
> Changes for v2:
> - trim a temoprary buffer in setup_2nd_dtb()
> - add patch#6("kexec: generalize and rename get_kernel_stext_sym()")
> - update patch#7 from Pratyush
> (re-worked by akashi)
>
> AKASHI Takahiro (7):
> kexec: exntend the semantics of kexec_iomem_for_each_line
> arm64: identify PHYS_OFFSET correctly
> arm64: kdump: identify memory regions
> arm64: kdump: add elf core header segment
> arm64: kdump: set up kernel image segment
> arm64: kdump: set up other segments
> arm64: kdump: add DT properties to crash dump kernel's dtb
>
> Pratyush Anand (2):
> kexec: generalize and rename get_kernel_stext_sym()
> arm64: kdump: Add support for binary image files
>
> kexec/Makefile | 1 +
> kexec/arch/arm/crashdump-arm.c | 40 +-----
> kexec/arch/arm64/Makefile | 2 +
> kexec/arch/arm64/crashdump-arm64.c | 219 +++++++++++++++++++++++++++++++-
> kexec/arch/arm64/crashdump-arm64.h | 18 ++-
> kexec/arch/arm64/iomem.h | 10 ++
> kexec/arch/arm64/kexec-arm64.c | 239 +++++++++++++++++++++++++++++++++--
> kexec/arch/arm64/kexec-elf-arm64.c | 25 +++-
> kexec/arch/arm64/kexec-image-arm64.c | 12 ++
> kexec/arch/i386/crashdump-x86.c | 29 -----
> kexec/kexec-iomem.c | 15 ++-
> kexec/kexec.h | 2 +
> kexec/symbols.c | 34 +++++
> 13 files changed, 551 insertions(+), 95 deletions(-)
> create mode 100644 kexec/arch/arm64/iomem.h
> create mode 100644 kexec/symbols.c
>
