diff options
Diffstat (limited to 'Documentation/kdump/kdump.txt')
-rw-r--r-- | Documentation/kdump/kdump.txt | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/kdump/kdump.txt b/Documentation/kdump/kdump.txt index 0705040531a5..3f4bc840da8b 100644 --- a/Documentation/kdump/kdump.txt +++ b/Documentation/kdump/kdump.txt | |||
@@ -109,7 +109,8 @@ There are two possible methods of using Kdump. | |||
109 | 2) Or use the system kernel binary itself as dump-capture kernel and there is | 109 | 2) Or use the system kernel binary itself as dump-capture kernel and there is |
110 | no need to build a separate dump-capture kernel. This is possible | 110 | no need to build a separate dump-capture kernel. This is possible |
111 | only with the architecutres which support a relocatable kernel. As | 111 | only with the architecutres which support a relocatable kernel. As |
112 | of today, i386, x86_64 and ia64 architectures support relocatable kernel. | 112 | of today, i386, x86_64, ppc64 and ia64 architectures support relocatable |
113 | kernel. | ||
113 | 114 | ||
114 | Building a relocatable kernel is advantageous from the point of view that | 115 | Building a relocatable kernel is advantageous from the point of view that |
115 | one does not have to build a second kernel for capturing the dump. But | 116 | one does not have to build a second kernel for capturing the dump. But |
@@ -207,8 +208,15 @@ Dump-capture kernel config options (Arch Dependent, i386 and x86_64) | |||
207 | Dump-capture kernel config options (Arch Dependent, ppc64) | 208 | Dump-capture kernel config options (Arch Dependent, ppc64) |
208 | ---------------------------------------------------------- | 209 | ---------------------------------------------------------- |
209 | 210 | ||
210 | * Make and install the kernel and its modules. DO NOT add this kernel | 211 | 1) Enable "Build a kdump crash kernel" support under "Kernel" options: |
211 | to the boot loader configuration files. | 212 | |
213 | CONFIG_CRASH_DUMP=y | ||
214 | |||
215 | 2) Enable "Build a relocatable kernel" support | ||
216 | |||
217 | CONFIG_RELOCATABLE=y | ||
218 | |||
219 | Make and install the kernel and its modules. | ||
212 | 220 | ||
213 | Dump-capture kernel config options (Arch Dependent, ia64) | 221 | Dump-capture kernel config options (Arch Dependent, ia64) |
214 | ---------------------------------------------------------- | 222 | ---------------------------------------------------------- |