[PATCH v2] kexec/kdump: Minor Documentation updates for arm64 and Image
Pratyush Anand
panand at redhat.com
Mon May 22 00:09:59 PDT 2017
On Thursday 18 May 2017 04:23 PM, Bharat Bhushan wrote:
> This patch have minor updates in Documentation for arm64i as
arm64
> relocatable kernel.
> Also this patch updates documentation for using uncompressed
> image "Image" which is used for ARM64.
>
> Signed-off-by: Bharat Bhushan <Bharat.Bhushan at nxp.com>
> ---
> v1->v2
> - "a uncompressed" replaced with "an uncompressed"
Reviewed-by: Pratyush Anand <panand at redhat.com>
>
> Documentation/kdump/kdump.txt | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/kdump/kdump.txt b/Documentation/kdump/kdump.txt
> index 615434d..5181445 100644
> --- a/Documentation/kdump/kdump.txt
> +++ b/Documentation/kdump/kdump.txt
> @@ -112,8 +112,8 @@ There are two possible methods of using Kdump.
> 2) Or use the system kernel binary itself as dump-capture kernel and there is
> no need to build a separate dump-capture kernel. This is possible
> only with the architectures which support a relocatable kernel. As
> - of today, i386, x86_64, ppc64, ia64 and arm architectures support relocatable
> - kernel.
> + of today, i386, x86_64, ppc64, ia64, arm and arm64 architectures support
> + relocatable kernel.
>
> Building a relocatable kernel is advantageous from the point of view that
> one does not have to build a second kernel for capturing the dump. But
> @@ -339,7 +339,7 @@ For arm:
> For arm64:
> - Use vmlinux or Image
>
> -If you are using a uncompressed vmlinux image then use following command
> +If you are using an uncompressed vmlinux image then use following command
> to load dump-capture kernel.
>
> kexec -p <dump-capture-kernel-vmlinux-image> \
> @@ -361,6 +361,12 @@ to load dump-capture kernel.
> --dtb=<dtb-for-dump-capture-kernel> \
> --append="root=<root-dev> <arch-specific-options>"
>
> +If you are using an uncompressed Image, then use following command
> +to load dump-capture kernel.
> +
> + kexec -p <dump-capture-kernel-Image> \
> + --initrd=<initrd-for-dump-capture-kernel> \
> + --append="root=<root-dev> <arch-specific-options>"
>
> Please note, that --args-linux does not need to be specified for ia64.
> It is planned to make this a no-op on that architecture, but for now
>
More information about the kexec
mailing list