On Tue, 23 Apr 2024 01:29:29 +0530, Sourabh Jain wrote:
> Problem:
> ========
> Due to changes in memory resources caused by either memory hotplug or
> online/offline events, the elfcorehdr, which describes the cpus and
> memory of the crashed kernel to the kernel that collects the dump (known
> as second/fadump kernel), becomes outdated. Consequently, attempting
> dump collection with an outdated elfcorehdr can lead to failed or
> inaccurate dump collection.
>
> [...]
Applied to powerpc/next.
[1/3] powerpc: make fadump resilient with memory add/remove events
https://git.kernel.org/powerpc/c/c6c5b14dac0d1bd0da8b4d1d3b77f18eb9085fcb
[2/3] powerpc/fadump: add hotplug_ready sysfs interface
https://git.kernel.org/powerpc/c/bc446c5acabadeb38b61b565535401c5dfdd1214
[3/3] Documentation/powerpc: update fadump implementation details
https://git.kernel.org/powerpc/c/57e6700145c5d1f49c52137e9163f73ec5441256
cheers
