Re: [PATCH 5.15 0/6] arm64: kexec_file: use more system keyrings to verify kernel image signature + dependencies

2022-09-26 Thread AKASHI Takahiro
On Mon, Sep 26, 2022 at 09:40:25AM +0200, Michal Such??nek wrote: > On Mon, Sep 26, 2022 at 08:47:32AM +0200, Greg Kroah-Hartman wrote: > > On Sat, Sep 24, 2022 at 01:55:23PM +0200, Michal Suchánek wrote: > > > On Sat, Sep 24, 2022 at 12:13:34PM +0200, Greg Kroah-Hartman wrote: > > > > On Sat, Sep

Re: [PATCH v4 0/3] Append new variables to vmcoreinfo (TCR_EL1.T1SZ for arm64 and MAX_PHYSMEM_BITS for all archs)

2019-11-18 Thread AKASHI Takahiro
Hi Prabhakar, On Tue, Nov 19, 2019 at 12:02:46PM +0530, Prabhakar Kushwaha wrote: > Hi Akashi, > > On Fri, Nov 15, 2019 at 7:29 AM AKASHI Takahiro > wrote: > > > > Bhupesh, > > > > On Fri, Nov 15, 2019 at 01:24:17AM +0530, Bhupesh Sharma wrote: > > >

Re: [PATCH v4 0/3] Append new variables to vmcoreinfo (TCR_EL1.T1SZ for arm64 and MAX_PHYSMEM_BITS for all archs)

2019-11-14 Thread AKASHI Takahiro
Bhupesh, On Fri, Nov 15, 2019 at 01:24:17AM +0530, Bhupesh Sharma wrote: > Hi Akashi, > > On Wed, Nov 13, 2019 at 12:11 PM AKASHI Takahiro > wrote: > > > > Hi Bhupesh, > > > > Do you have a corresponding patch for userspace tools, > > including crash u

Re: [PATCH v4 0/3] Append new variables to vmcoreinfo (TCR_EL1.T1SZ for arm64 and MAX_PHYSMEM_BITS for all archs)

2019-11-12 Thread AKASHI Takahiro
Hi Bhupesh, Do you have a corresponding patch for userspace tools, including crash util and/or makedumpfile? Otherwise, we can't verify that a generated core file is correctly handled. Thanks, -Takahiro Akashi On Mon, Nov 11, 2019 at 01:31:19PM +0530, Bhupesh Sharma wrote: > Changes since v3: >

Re: [RFC 0/3] extend kexec_file_load system call

2016-07-13 Thread AKASHI Takahiro
Apologies for the slow response. I'm attending LinuxCon this week. On Wed, Jul 13, 2016 at 10:34:47AM +0100, Mark Rutland wrote: > On Wed, Jul 13, 2016 at 10:36:14AM +0800, Dave Young wrote: > > But consider we can kexec to a different kernel and a different initrd so > > there > > will be use

[RFC 3/3] kexec: extend kexec_file_load system call

2016-07-11 Thread AKASHI Takahiro
]; } Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org> --- include/linux/fs.h | 1 + include/linux/kexec.h | 2 +- include/linux/syscalls.h | 4 +++- include/uapi/linux/kexec.h | 17 ++ kernel/kexec_file.c| 57 +

[RFC 2/3] kexec: add dtb info to struct kimage

2016-07-11 Thread AKASHI Takahiro
-used, this change will be good enough for implementing kexec_file_load feature. Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org> --- include/linux/kexec.h | 3 +++ kernel/kexec_file.c | 5 + 2 files changed, 8 insertions(+) diff --git a/include/linux/kexec.h b/include

[RFC 1/3] syscall: add kexec_file_load to generic unistd.h

2016-07-11 Thread AKASHI Takahiro
Currently kexec_file_load is supported only on x86, but it will be supported on powerpc and arm64 in near future. Since both archs use asm-generic/unistd.h, this patch adds the entry to this file. Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org> --- include/uapi/asm-generic/un

[RFC 0/3] extend kexec_file_load system call

2016-07-11 Thread AKASHI Takahiro
16276.html AKASHI Takahiro (3): syscall: add kexec_file_load to generic unistd.h kexec: add dtb info to struct kimage kexec: extend kexec_file_load system call include/linux/fs.h| 1 + include/linux/kexec.h | 5 +++- include/linux/syscalls.h | 4 ++- in

Re: [RFC] arm64: kexec_file_load support

2016-07-11 Thread AKASHI Takahiro
On Fri, Jul 08, 2016 at 11:48:44AM -0300, Thiago Jung Bauermann wrote: > Am Donnerstag, 07 Juli 2016, 14:12:45 schrieb Dave Young: > > If so maybe change a bit from your precious mentioned 7 args proposal like > > below? > > > > struct kexec_file_fd { > > enum kexec_file_type; > > int fd;

Re: [PATCH v21 8/8] Documentation: dt: usable-memory and elfcorehdr nodes for arm64 kexec

2016-07-06 Thread AKASHI Takahiro
On Wed, Jul 06, 2016 at 04:29:18PM -0300, Thiago Jung Bauermann wrote: > Hi, > > Am Mittwoch, 06 Juli 2016, 16:52:26 schrieb AKASHI Takahiro: > > +linux,usable-memory > > +--- > > + > > +This property is set on PowerPC and arm64 by kexec-tools du

Re: [RFC] arm64: kexec_file_load support

2016-07-05 Thread AKASHI Takahiro
On Mon, Jul 04, 2016 at 07:50:19PM -0300, Thiago Jung Bauermann wrote: > Hello, > > Am Montag, 04 Juli 2016, 15:58:15 schrieb AKASHI Takahiro: > > On Fri, Jul 01, 2016 at 12:46:31PM -0300, Thiago Jung Bauermann wrote: > > > I agree that it would be better if we could

Re: [RFC] arm64: kexec_file_load support

2016-07-05 Thread AKASHI Takahiro
Hi Dave, On Tue, Jul 05, 2016 at 09:25:56AM +0800, Dave Young wrote: > On 07/04/16 at 03:58pm, AKASHI Takahiro wrote: > > Hi, > > > > On Fri, Jul 01, 2016 at 12:46:31PM -0300, Thiago Jung Bauermann wrote: > > > Am Freitag, 01 Juli 2016, 14:11:12 schrieb AKASHI

Re: [RFC] arm64: kexec_file_load support

2016-07-04 Thread AKASHI Takahiro
Hi, On Fri, Jul 01, 2016 at 12:46:31PM -0300, Thiago Jung Bauermann wrote: > Am Freitag, 01 Juli 2016, 14:11:12 schrieb AKASHI Takahiro: > > I'm not sure whether there is any demand for kexec_file_load > > support on arm64, but anyhow I'm working on this and now > > my earl

Re: [PATCH v6 1/9] ppc64 (le): prepare for -mprofile-kernel

2016-02-04 Thread AKASHI Takahiro
Jiri, Torsten Thank you for your explanation. On 02/03/2016 08:24 PM, Torsten Duwe wrote: On Wed, Feb 03, 2016 at 09:55:11AM +0100, Jiri Kosina wrote: On Wed, 3 Feb 2016, AKASHI Takahiro wrote: those efforts, we are proposing[1] a new *generic* gcc option, -fprolog-add=N. This option

Re: [PATCH v6 1/9] ppc64 (le): prepare for -mprofile-kernel

2016-02-02 Thread AKASHI Takahiro
Hi, On 01/26/2016 12:26 AM, Torsten Duwe wrote: The gcc switch -mprofile-kernel, available for ppc64 on gcc > 4.8.5, allows to call _mcount very early in the function, which low-level ASM code and code patching functions need to consider. Especially the link register and the parameter registers

[PATCH v2 1/1] audit: Add CONFIG_HAVE_ARCH_AUDITSYSCALL

2014-02-25 Thread AKASHI Takahiro
for simplicity. Signed-off-by: AKASHI Takahiro takahiro.aka...@linaro.org --- arch/alpha/Kconfig |1 + arch/arm/Kconfig |1 + arch/ia64/Kconfig |1 + arch/parisc/Kconfig|1 + arch/powerpc/Kconfig |1 + arch/s390/Kconfig |1 + arch/sh/Kconfig|1

[PATCH v2 0/1] audit: Add CONFIG_HAVE_ARCH_AUDITSYSCALL

2014-02-25 Thread AKASHI Takahiro
for simplicity. Changes v1 - v2: * rebased to 3.14-rcX, and so added a change on ALPHA AKASHI Takahiro (1): audit: Add CONFIG_HAVE_ARCH_AUDITSYSCALL arch/alpha/Kconfig |1 + arch/arm/Kconfig |1 + arch/ia64/Kconfig |1 + arch/parisc/Kconfig|1 + arch/powerpc/Kconfig