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[PATCH v5 00/18] dump: Add arch section and s390x PV dump


From: Janosch Frank
Subject: [PATCH v5 00/18] dump: Add arch section and s390x PV dump
Date: Thu, 11 Aug 2022 12:10:53 +0000

Previously this series was two separate series:
 * Arch section support
   Adds the possibility for arch code to add custom section data.

 * s390 PV dump support
   Adds PV dump data to the custom arch sections.

I've chosen to merge them so it's easier to understand why the arch
section support has been implement the way it is.

Additionally I've added cleanup patches beforehand which clean up the
GuestPhysBlock usage.

v5:
        * Added a patch that moves the DumpState typedef and replaces
          the opaque pointers with properly typed ones
        * Removed the ELF header allocation since the codes has
          changed in a way that it's not needed anymore
        * Changed naming of dump_get_memblock_*() to dump_filter_memblock_*()
        * Removed various inline functions
        * Added a re-work of the filter variables

v4:
        * Moved the ELF note type introduction to the header sync
        * Split the iteration re-work into more patches
        * Added missing Rev-bys
        * Moved the introduction of section_offset to the patch where it's 
first used
        * Removed the buffer from prepare_elf_section_hdr_zero()
        * Removed buff argument from prepare_elf_section_hdr_zero()
        * Renamed some of the pv functions


Janosch Frank (18):
  dump: Replace opaque DumpState pointer with a typed one
  dump: Rename write_elf_loads to write_elf_phdr_loads
  dump: Refactor dump_iterate and introduce dump_filter_memblock_*()
  dump: Rework get_start_block
  dump: Rework filter area variables
  dump: Rework dump_calculate_size function
  dump: Split elf header functions into prepare and write
  dump: Rename write_elf*_phdr_note to prepare_elf*_phdr_note
  dump: Use a buffer for ELF section data and headers
  dump: Reorder struct DumpState
  dump: Swap segment and section header locations
  dump/dump: Add section string table support
  dump/dump: Add arch section support
  DRAFT: linux header sync
  s390x: Add protected dump cap
  s390x: Introduce PV query interface
  s390x: Add KVM PV dump interface
  s390x: pv: Add dump support

 dump/dump.c                      | 541 +++++++++++++++++++++----------
 hw/s390x/pv.c                    | 112 +++++++
 hw/s390x/s390-virtio-ccw.c       |   6 +
 include/elf.h                    |   2 +
 include/hw/core/sysemu-cpu-ops.h |   8 +-
 include/hw/s390x/pv.h            |  18 +
 include/qemu/typedefs.h          |   1 +
 include/sysemu/dump-arch.h       |   3 +
 include/sysemu/dump.h            |  36 +-
 linux-headers/linux/kvm.h        |  54 +++
 target/arm/arch_dump.c           |   6 +-
 target/arm/cpu.h                 |   4 +-
 target/i386/arch_dump.c          |  30 +-
 target/i386/cpu.h                |   8 +-
 target/ppc/arch_dump.c           |  18 +-
 target/ppc/cpu.h                 |   4 +-
 target/riscv/arch_dump.c         |   6 +-
 target/riscv/cpu.h               |   4 +-
 target/s390x/arch_dump.c         | 250 ++++++++++++--
 target/s390x/kvm/kvm.c           |   7 +
 target/s390x/kvm/kvm_s390x.h     |   1 +
 target/s390x/s390x-internal.h    |   2 +-
 22 files changed, 858 insertions(+), 263 deletions(-)

-- 
2.34.1




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