[PATCH v5 0/2] x86/boot: Use efi_setup_data for searching RSDP on kexec-ed kernel

Baoquan He bhe at redhat.com
Wed Apr 24 02:29:42 PDT 2019


In this series, patch 2/2 has dependency on patch 1/1, otherwise
it may cause system to reset to firmware on some machines.

The patch 2/2 is the version Boris organized:
http://lkml.kernel.org/r/20190416095209.GG27892@zn.tnic

Patch 1/1 is based on Kairui's v1 patch, and add ACPI tables mapping:
http://lkml.kernel.org/r/20190422092804.15534-1-kasong@redhat.com

Dave Young confirmed this patchset passed test on his t420 laptop, where
the system resetting issue caused by patch 2/2 was found.

Junichi Nomura (1):
  x86/boot: Use efi_setup_data for searching RSDP on kexec-ed kernels

Kairui Song (1):
  x86/kexec: Build identity mapping for EFI systab and ACPI tables

 arch/x86/boot/compressed/acpi.c    | 143 +++++++++++++++++++++--------
 arch/x86/kernel/machine_kexec_64.c |  86 +++++++++++++++++
 2 files changed, 193 insertions(+), 36 deletions(-)

-- 
2.17.2




More information about the kexec mailing list