Re: [RFC PATCH] powerpc: Make crashing cpu to be discovered first in kdump kernel.

2023-09-12 Thread Mahesh J Salgaonkar
On 2023-09-11 21:23:42 Mon, Pingfan Liu wrote: > Hi Mahesh, > > I am not quite sure about fdt, so I skip that part, and leave some > comments from the kexec view. > > On Thu, Sep 7, 2023 at 1:59 AM Mahesh Salgaonkar wrote: > > > > The kernel boot parameter 'nr_cpus=' allows one to specify number

Re: [RFC PATCH] powerpc: Make crashing cpu to be discovered first in kdump kernel.

2023-09-11 Thread Pingfan Liu
Hi Mahesh, I am not quite sure about fdt, so I skip that part, and leave some comments from the kexec view. On Thu, Sep 7, 2023 at 1:59 AM Mahesh Salgaonkar wrote: > > The kernel boot parameter 'nr_cpus=' allows one to specify number of > possible cpus in the system. In the normal scenario the f

Re: [RFC PATCH] powerpc: Make crashing cpu to be discovered first in kdump kernel.

2023-09-08 Thread Pingfan Liu
Hi Mahesh, Thanks for sharing your great idea. I was in the middle of V5 and finish it today. My v5 is based on the same idea of my v4 [1] with the improvement of the code. And I will send it out. [1]: https://lore.kernel.org/linuxppc-dev/1520829790-14029-1-git-send-email-kernelf...@gmail.com/