On 14/08/19 3:51 PM, Mahesh Jagannath Salgaonkar wrote: > On 8/14/19 12:36 PM, Hari Bathini wrote: >> >> >> On 13/08/19 4:11 PM, Mahesh J Salgaonkar wrote: >>> On 2019-07-16 17:03:15 Tue, Hari Bathini wrote: >>>> OPAL allows registering address with it in the first kernel and >>>> retrieving it after MPIPL. Setup kernel metadata and register its >>>> address with OPAL to use it for processing the crash dump. >>>> >>>> Signed-off-by: Hari Bathini <hbath...@linux.ibm.com> >>>> --- [...] >> >>> What if kernel crashes before metadata area is initialized ? >> >> registered_regions would be '0'. So, it is treated as fadump is not >> registered case. >> Let me >> initialize metadata explicitly before registering the address with f/w to >> avoid any assumption... > > Do you want to do that before memblock reservation ? Should we move this > to setup_fadump() ? Better here as failing early would mean we could fall back to KDump..
- [PATCH v4 06/25] pseries/fadump: define regist... Hari Bathini
- Re: [PATCH v4 06/25] pseries/fadump: defi... Mahesh J Salgaonkar
- Re: [PATCH v4 06/25] pseries/fadump: ... Hari Bathini
- [PATCH v4 08/25] powerpc/fadump: use FADump in... Hari Bathini
- [PATCH v4 09/25] opal: add MPIPL interface def... Hari Bathini
- [PATCH v4 10/25] powernv/fadump: add fadump su... Hari Bathini
- [PATCH v4 11/25] powernv/fadump: register kern... Hari Bathini
- Re: [PATCH v4 11/25] powernv/fadump: regi... Mahesh J Salgaonkar
- Re: [PATCH v4 11/25] powernv/fadump: ... Hari Bathini
- Re: [PATCH v4 11/25] powernv/fadu... Mahesh Jagannath Salgaonkar
- Re: [PATCH v4 11/25] powernv/... Hari Bathini
- [PATCH v4 12/25] powernv/fadump: define regist... Hari Bathini
- Re: [PATCH v4 12/25] powernv/fadump: defi... Mahesh J Salgaonkar
- Re: [PATCH v4 12/25] powernv/fadump: ... Hari Bathini
- [PATCH v4 13/25] powernv/fadump: support copyi... Hari Bathini
- Re: [PATCH v4 13/25] powernv/fadump: supp... Mahesh J Salgaonkar
- Re: [PATCH v4 13/25] powernv/fadump: ... Hari Bathini
- [PATCH v4 14/25] powernv/fadump: process the c... Hari Bathini
- Re: [PATCH v4 14/25] powernv/fadump: proc... Mahesh J Salgaonkar
- Re: [PATCH v4 14/25] powernv/fadump: ... Hari Bathini
- [PATCH v4 15/25] powerpc/fadump: Update docume... Hari Bathini