linux-kernel - [PATCH v2] kexec/kdump: Minor Documentation updates for arm64 and Image

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Message-ID: <1495104793-6563-1-git-send-email-Bharat.Bhushan@nxp.com>
Date:   Thu, 18 May 2017 16:23:13 +0530
From:   Bharat Bhushan <Bharat.Bhushan@....com>
To:     <dyoung@...hat.com>, <bhe@...hat.com>, <vgoyal@...hat.com>,
        <corbet@....net>, <takahiro.akashi@...aro.org>, <panand@...hat.com>
CC:     <kexec@...ts.infradead.org>, <linux-doc@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Bharat Bhushan <Bharat.Bhushan@....com>
Subject: [PATCH v2] kexec/kdump: Minor Documentation updates for arm64 and Image

This patch have minor updates in Documentation for arm64i as
relocatable kernel.
Also this patch updates documentation for using uncompressed
image "Image" which is used for ARM64.

Signed-off-by: Bharat Bhushan <Bharat.Bhushan@....com>
---
v1->v2
  - "a uncompressed" replaced with "an uncompressed"

 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
-- 
1.9.3