Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-17 Thread Will Deacon
On Fri, Jan 17, 2020 at 03:38:33PM +0900, AKASHI Takahiro wrote: > On Thu, Jan 16, 2020 at 06:08:58PM +, Will Deacon wrote: > > On Tue, Jan 14, 2020 at 02:38:26PM +0900, AKASHI Takahiro wrote: > > > On Mon, Jan 13, 2020 at 11:21:06AM +, Will Deacon wrote: > > > > On Fri, Jan 10, 2020 at 11:

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-16 Thread AKASHI Takahiro
On Thu, Jan 16, 2020 at 06:08:58PM +, Will Deacon wrote: > On Tue, Jan 14, 2020 at 02:38:26PM +0900, AKASHI Takahiro wrote: > > On Mon, Jan 13, 2020 at 11:21:06AM +, Will Deacon wrote: > > > On Fri, Jan 10, 2020 at 11:19:16AM -0500, Pavel Tatashin wrote: > > > > On Fri, Jan 10, 2020 at 11:0

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-16 Thread Will Deacon
On Tue, Jan 14, 2020 at 02:38:26PM +0900, AKASHI Takahiro wrote: > On Mon, Jan 13, 2020 at 11:21:06AM +, Will Deacon wrote: > > On Fri, Jan 10, 2020 at 11:19:16AM -0500, Pavel Tatashin wrote: > > > On Fri, Jan 10, 2020 at 11:05 AM Will Deacon wrote: > > > > On Thu, Jan 09, 2020 at 08:32:54AM +

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-13 Thread AKASHI Takahiro
Will, Pavel, On Mon, Jan 13, 2020 at 11:21:06AM +, Will Deacon wrote: > On Fri, Jan 10, 2020 at 11:19:16AM -0500, Pavel Tatashin wrote: > > On Fri, Jan 10, 2020 at 11:05 AM Will Deacon wrote: > > > > > > On Thu, Jan 09, 2020 at 08:32:54AM +, Will Deacon wrote: > > > > On Thu, Jan 09, 2020

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-13 Thread Will Deacon
On Fri, Jan 10, 2020 at 11:19:16AM -0500, Pavel Tatashin wrote: > On Fri, Jan 10, 2020 at 11:05 AM Will Deacon wrote: > > > > On Thu, Jan 09, 2020 at 08:32:54AM +, Will Deacon wrote: > > > On Thu, Jan 09, 2020 at 09:46:55AM +0900, AKASHI Takahiro wrote: > > > > On Wed, Jan 08, 2020 at 05:48:39

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-10 Thread Pavel Tatashin
On Fri, Jan 10, 2020 at 11:05 AM Will Deacon wrote: > > On Thu, Jan 09, 2020 at 08:32:54AM +, Will Deacon wrote: > > On Thu, Jan 09, 2020 at 09:46:55AM +0900, AKASHI Takahiro wrote: > > > On Wed, Jan 08, 2020 at 05:48:39PM +, Will Deacon wrote: > > > > On Mon, Dec 16, 2019 at 11:12:47AM +0

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-10 Thread Will Deacon
On Thu, Jan 09, 2020 at 08:32:54AM +, Will Deacon wrote: > On Thu, Jan 09, 2020 at 09:46:55AM +0900, AKASHI Takahiro wrote: > > On Wed, Jan 08, 2020 at 05:48:39PM +, Will Deacon wrote: > > > On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote: > > > > diff --git a/arch/arm64/inc

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-09 Thread Will Deacon
On Thu, Jan 09, 2020 at 09:46:55AM +0900, AKASHI Takahiro wrote: > On Wed, Jan 08, 2020 at 05:48:39PM +, Will Deacon wrote: > > On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote: > > > Enabling crash dump (kdump) includes > > > * prepare contents of ELF header of a core dump file,

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-08 Thread AKASHI Takahiro
On Wed, Jan 08, 2020 at 05:48:39PM +, Will Deacon wrote: > On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote: > > Enabling crash dump (kdump) includes > > * prepare contents of ELF header of a core dump file, /proc/vmcore, > > using crash_prepare_elf64_headers(), and > > * add t

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-08 Thread Pavel Tatashin
Looks good to me. Pasha On Wed, Jan 8, 2020 at 12:48 PM Will Deacon wrote: > > On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote: > > Enabling crash dump (kdump) includes > > * prepare contents of ELF header of a core dump file, /proc/vmcore, > > using crash_prepare_elf64_headers

Re: [PATCH v4 2/2] arm64: kexec_file: add crash dump support

2020-01-08 Thread Will Deacon
On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote: > Enabling crash dump (kdump) includes > * prepare contents of ELF header of a core dump file, /proc/vmcore, > using crash_prepare_elf64_headers(), and > * add two device tree properties, "linux,usable-memory-range" and > "linux,e

[PATCH v4 2/2] arm64: kexec_file: add crash dump support

2019-12-15 Thread AKASHI Takahiro
Enabling crash dump (kdump) includes * prepare contents of ELF header of a core dump file, /proc/vmcore, using crash_prepare_elf64_headers(), and * add two device tree properties, "linux,usable-memory-range" and "linux,elfcorehdr", which represent respectively a memory range to be used by cra