Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-26 Thread James Morse
Hi Akashi, On 26/04/18 08:40, AKASHI Takahiro wrote: > On Wed, Apr 25, 2018 at 02:22:07PM +0100, James Morse wrote: >> On 25/04/18 10:20, AKASHI Takahiro wrote: >>> On Tue, Apr 24, 2018 at 05:08:57PM +0100, James Morse wrote: If we squash the memblock_reserved() stuff down so it appears as a

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-26 Thread AKASHI Takahiro
James, On Wed, Apr 25, 2018 at 02:22:07PM +0100, James Morse wrote: > Hi Akashi, > > On 25/04/18 10:20, AKASHI Takahiro wrote: > > On Tue, Apr 24, 2018 at 05:08:57PM +0100, James Morse wrote: > >> On 16/04/18 11:08, AKASHI Takahiro wrote: > >>> On Thu, Apr 12, 2018 at 05:01:52PM +0100, James Mors

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-25 Thread James Morse
Hi Akashi, On 25/04/18 10:20, AKASHI Takahiro wrote: > On Tue, Apr 24, 2018 at 05:08:57PM +0100, James Morse wrote: >> On 16/04/18 11:08, AKASHI Takahiro wrote: >>> On Thu, Apr 12, 2018 at 05:01:52PM +0100, James Morse wrote: On 05/04/18 03:42, AKASHI Takahiro wrote: > On Mon, Apr 02, 201

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-25 Thread AKASHI Takahiro
On Tue, Apr 24, 2018 at 05:08:57PM +0100, James Morse wrote: > Hi Akashi, > > On 16/04/18 11:08, AKASHI Takahiro wrote: > > On Thu, Apr 12, 2018 at 05:01:52PM +0100, James Morse wrote: > >> On 05/04/18 03:42, AKASHI Takahiro wrote: > >>> On Mon, Apr 02, 2018 at 10:53:32AM +0900, AKASHI Takahiro wr

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-24 Thread James Morse
Hi Akashi, On 16/04/18 11:08, AKASHI Takahiro wrote: > On Thu, Apr 12, 2018 at 05:01:52PM +0100, James Morse wrote: >> On 05/04/18 03:42, AKASHI Takahiro wrote: >>> On Mon, Apr 02, 2018 at 10:53:32AM +0900, AKASHI Takahiro wrote: Basically, changes that I made on /proc/iomem in my new format

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-16 Thread AKASHI Takahiro
On Thu, Apr 12, 2018 at 05:01:52PM +0100, James Morse wrote: > Hi Akashi, > > Sorry I've been sluggish on this issue, > > On 05/04/18 03:42, AKASHI Takahiro wrote: > > On Mon, Apr 02, 2018 at 10:53:32AM +0900, AKASHI Takahiro wrote: > >> On Tue, Mar 27, 2018 at 02:32:49PM +0100, James Morse wrote

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-12 Thread James Morse
Hi Akashi, Sorry I've been sluggish on this issue, On 05/04/18 03:42, AKASHI Takahiro wrote: > On Mon, Apr 02, 2018 at 10:53:32AM +0900, AKASHI Takahiro wrote: >> On Tue, Mar 27, 2018 at 02:32:49PM +0100, James Morse wrote: >>> On 27/03/18 11:16, AKASHI Takahiro wrote: On Tue, Mar 20, 2018 a

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-04 Thread AKASHI Takahiro
On Mon, Apr 02, 2018 at 10:53:32AM +0900, AKASHI Takahiro wrote: > James, > > My apologies for slow response. I had a long weekend. > > On Tue, Mar 27, 2018 at 02:32:49PM +0100, James Morse wrote: > > Hi Akashi, > > > > On 27/03/18 11:16, AKASHI Takahiro wrote: > > > On Tue, Mar 20, 2018 at 01:1

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-04-01 Thread AKASHI Takahiro
James, My apologies for slow response. I had a long weekend. On Tue, Mar 27, 2018 at 02:32:49PM +0100, James Morse wrote: > Hi Akashi, > > On 27/03/18 11:16, AKASHI Takahiro wrote: > > On Tue, Mar 20, 2018 at 01:18:34AM +0530, Bhupesh Sharma wrote: > >> On 03/14/2018 01:59 PM, AKASHI Takahiro wr

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-27 Thread James Morse
Hi Akashi, On 27/03/18 11:16, AKASHI Takahiro wrote: > On Tue, Mar 20, 2018 at 01:18:34AM +0530, Bhupesh Sharma wrote: >> On 03/14/2018 01:59 PM, AKASHI Takahiro wrote: >>> Currently, there is a inconsistent view between (A) and the mainline's: >>> see (A-1) and (B-1). If this is really a matter,

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-27 Thread AKASHI Takahiro
Ard, Bhupesh, Thank you for your comments. On Tue, Mar 20, 2018 at 01:18:34AM +0530, Bhupesh Sharma wrote: > On 03/14/2018 01:59 PM, AKASHI Takahiro wrote: > >In the last couples of months, there were some problems reported [1],[2] > >around arm64 kexec/kdump. Where those phenomenon look differen

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-19 Thread Bhupesh Sharma
On 03/14/2018 01:59 PM, AKASHI Takahiro wrote: In the last couples of months, there were some problems reported [1],[2] around arm64 kexec/kdump. Where those phenomenon look different, the root cause would be that kexec/kdump doesn't take into account crucial "reserved" regions of system memory a

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-15 Thread Ard Biesheuvel
On 15 March 2018 at 04:41, AKASHI Takahiro wrote: > On Wed, Mar 14, 2018 at 08:39:23AM +, Ard Biesheuvel wrote: >> On 14 March 2018 at 08:29, AKASHI Takahiro >> wrote: >> > In the last couples of months, there were some problems reported [1],[2] >> > around arm64 kexec/kdump. Where those phe

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-14 Thread AKASHI Takahiro
On Wed, Mar 14, 2018 at 08:39:23AM +, Ard Biesheuvel wrote: > On 14 March 2018 at 08:29, AKASHI Takahiro wrote: > > In the last couples of months, there were some problems reported [1],[2] > > around arm64 kexec/kdump. Where those phenomenon look different, > > the root cause would be that kex

Re: [RFC] arm64: extra entries in /proc/iomem for kexec

2018-03-14 Thread Ard Biesheuvel
On 14 March 2018 at 08:29, AKASHI Takahiro wrote: > In the last couples of months, there were some problems reported [1],[2] > around arm64 kexec/kdump. Where those phenomenon look different, > the root cause would be that kexec/kdump doesn't take into account > crucial "reserved" regions of syste