On Wed, Apr 8, 2020 at 4:17 PM Mark Rutland <mark.rutland@xxxxxxx> wrote:
>
> On Tue, Apr 07, 2020 at 04:01:40AM +0530, Bhupesh Sharma wrote:
> > kexec_file_load() syscall interface is now supported for
> > arm64 architecture as well via commits:
> > 3751e728cef2 ("arm64: kexec_file: add crash dump support") and
> > 3ddd9992a590 ("arm64: enable KEXEC_FILE config")].
> >
> > This patch enables config KEXEC_FILE by default in the
> > arm64 defconfig, so that user-space tools like kexec-tools
> > can use the same as the default interface for kexec/kdump
> > on arm64.
> >
> > Cc: AKASHI Takahiro <takahiro.akashi@xxxxxxxxxx>
> > Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> > Cc: James Morse <james.morse@xxxxxxx>
> > Cc: Mark Rutland <mark.rutland@xxxxxxx>
> > Cc: Will Deacon <will@xxxxxxxxxx>
> > Cc: kexec@xxxxxxxxxxxxxxxxxxx
> >
> > Signed-off-by: Bhupesh Sharma <bhsharma@xxxxxxxxxx>
>
> FWIW:
>
> Acked-by: Mark Rutland <mark.rutland@xxxxxxx>
>
> Mark.
>
> > ---
> > arch/arm64/configs/defconfig | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> > index 24e534d85045..fa122f4341a2 100644
> > --- a/arch/arm64/configs/defconfig
> > +++ b/arch/arm64/configs/defconfig
> > @@ -66,6 +66,7 @@ CONFIG_SCHED_SMT=y
> > CONFIG_NUMA=y
> > CONFIG_SECCOMP=y
> > CONFIG_KEXEC=y
> > +CONFIG_KEXEC_FILE=y
> > CONFIG_CRASH_DUMP=y
> > CONFIG_XEN=y
> > CONFIG_COMPAT=y
> > --
> > 2.7.4
> >
Thanks a lot Mark.
Hi Catalin, Will,
Can you please help pick this patch in the arm tree. We have an
increasing number of user-cases from distro users
who want to use kexec_file_load() as the default interface for
kexec/kdump on arm64.
Regards,
Bhupesh
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