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powerpc: add cpu_spec.cpu_features to vmcoreinfo

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CPU features can be determined in makedumpfile, using
'cur_cpu_spec.cpu_features'.

This provides more data to makedumpfile about the crashed system, and
can help in filtering the vmcore accordingly.

Signed-off-by: Aditya Gupta <adityag@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20230920105706.853626-2-adityag@linux.ibm.com
This commit is contained in:
Aditya Gupta 2023-09-20 16:27:06 +05:30 committed by Michael Ellerman
parent 0a233867a3
commit a143892cb7
1 changed files with 1 additions and 0 deletions
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arch/powerpc/kexec/core.c
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@ -75,6 +75,7 @@ void arch_crash_save_vmcoreinfo(void)
VMCOREINFO_OFFSET(mmu_psize_def, shift);
#endif
VMCOREINFO_SYMBOL(cur_cpu_spec);
VMCOREINFO_OFFSET(cpu_spec, cpu_features);
VMCOREINFO_OFFSET(cpu_spec, mmu_features);
vmcoreinfo_append_str("NUMBER(RADIX_MMU)=%d\n", early_radix_enabled());
vmcoreinfo_append_str("KERNELOFFSET=%lx\n", kaslr_offset());