Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-07-02 Thread Dave Young
> > I'm confused about the "overlap with crashkernel memory", does that mean > > those normal kernel used memory could be put in crashkernel reserved > > memory range? If so why can't just skip those areas while crashkernel > > doing the reservation? > I raised the same question in another mail.

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-07-02 Thread Dave Young
On 07/01/20 at 11:48pm, Hari Bathini wrote: > > > On 01/07/20 1:10 pm, Dave Young wrote: > > Hi Hari, > > On 06/27/20 at 12:35am, Hari Bathini wrote: > >> crashkernel region could have an overlap with special memory regions > >> like opal, rtas, tce-table & such. These regions are referred to

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-07-01 Thread Hari Bathini
On 01/07/20 1:10 pm, Dave Young wrote: > Hi Hari, > On 06/27/20 at 12:35am, Hari Bathini wrote: >> crashkernel region could have an overlap with special memory regions >> like opal, rtas, tce-table & such. These regions are referred to as >> exclude memory ranges. Setup this ranges during

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-07-01 Thread piliu
On 07/01/2020 03:40 PM, Dave Young wrote: > Hi Hari, > On 06/27/20 at 12:35am, Hari Bathini wrote: >> crashkernel region could have an overlap with special memory regions >> like opal, rtas, tce-table & such. These regions are referred to as >> exclude memory ranges. Setup this ranges during

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-07-01 Thread Dave Young
Hi Hari, On 06/27/20 at 12:35am, Hari Bathini wrote: > crashkernel region could have an overlap with special memory regions > like opal, rtas, tce-table & such. These regions are referred to as > exclude memory ranges. Setup this ranges during image probe in order > to avoid them while finding

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-06-30 Thread piliu
On 06/30/2020 02:10 PM, Hari Bathini wrote: > > > On 30/06/20 9:00 am, piliu wrote: >> >> >> On 06/29/2020 01:55 PM, Hari Bathini wrote: >>> >>> >>> On 28/06/20 7:44 am, piliu wrote: Hi Hari, >>> >>> Hi Pingfan, >>> After a quick through for this series, I have a few

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-06-30 Thread Hari Bathini
On 30/06/20 9:00 am, piliu wrote: > > > On 06/29/2020 01:55 PM, Hari Bathini wrote: >> >> >> On 28/06/20 7:44 am, piliu wrote: >>> Hi Hari, >> >> Hi Pingfan, >> >>> >>> After a quick through for this series, I have a few question/comment on >>> this patch for the time being. Pls see comment

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-06-29 Thread piliu
On 06/29/2020 01:55 PM, Hari Bathini wrote: > > > On 28/06/20 7:44 am, piliu wrote: >> Hi Hari, > > Hi Pingfan, > >> >> After a quick through for this series, I have a few question/comment on >> this patch for the time being. Pls see comment inline. >> >> On 06/27/2020 03:05 AM, Hari

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-06-28 Thread Hari Bathini
On 28/06/20 7:44 am, piliu wrote: > Hi Hari, Hi Pingfan, > > After a quick through for this series, I have a few question/comment on > this patch for the time being. Pls see comment inline. > > On 06/27/2020 03:05 AM, Hari Bathini wrote: >> crashkernel region could have an overlap with

Re: [PATCH 04/11] ppc64/kexec_file: avoid stomping memory used by special regions

2020-06-27 Thread piliu
Hi Hari, After a quick through for this series, I have a few question/comment on this patch for the time being. Pls see comment inline. On 06/27/2020 03:05 AM, Hari Bathini wrote: > crashkernel region could have an overlap with special memory regions > like opal, rtas, tce-table & such. These