This patch adapts the Documentation/kdump/kdump.txt file to express the fact
that the x86_64 kernel is now also relocatable. This makes i386 and x86_64 now
behave the same, simplifying the documentation.
Signed-off-by: Bernhard Walle <[email protected]>
---
Documentation/kdump/kdump.txt | 35 ++++++-----------------------------
1 file changed, 6 insertions(+), 29 deletions(-)
--- a/Documentation/kdump/kdump.txt
+++ b/Documentation/kdump/kdump.txt
@@ -159,16 +159,17 @@ Dump-capture kernel config options (Arch
CONFIG_PROC_VMCORE=y
(CONFIG_PROC_VMCORE is set by default when CONFIG_CRASH_DUMP is selected.)
-Dump-capture kernel config options (Arch Dependent, i386)
---------------------------------------------------------
-1) On x86, enable high memory support under "Processor type and
+Dump-capture kernel config options (Arch Dependent, i386 and x86_64)
+--------------------------------------------------------------------
+
+1) On i386, enable high memory support under "Processor type and
features":
CONFIG_HIGHMEM64G=y
or
CONFIG_HIGHMEM4G
-2) On x86 and x86_64, disable symmetric multi-processing support
+2) On i386 and x86_64, disable symmetric multi-processing support
under "Processor type and features":
CONFIG_SMP=n
@@ -203,28 +204,6 @@ Dump-capture kernel config options (Arch
5) Make and install the kernel and its modules. DO NOT add this kernel
to the boot loader configuration files.
-Dump-capture kernel config options (Arch Dependent, x86_64)
-----------------------------------------------------------
-1) On x86 and x86_64, disable symmetric multi-processing support
- under "Processor type and features":
-
- CONFIG_SMP=n
-
- (If CONFIG_SMP=y, then specify maxcpus=1 on the kernel command line
- when loading the dump-capture kernel, see section "Load the Dump-capture
- Kernel".)
-
-2) Use a suitable value for "Physical address where the kernel is
- loaded" (under "Processor type and features"). This only appears when
- "kernel crash dumps" is enabled. By default this value is 0x1000000
- (16MB). It should be the same as X in the "crashkernel=Y@X" boot
- parameter.
-
- For x86_64, normally "CONFIG_PHYSICAL_START=0x1000000".
-
-3) Make and install the kernel and its modules. DO NOT add this kernel
- to the boot loader configuration files.
-
Dump-capture kernel config options (Arch Dependent, ppc64)
----------------------------------------------------------
@@ -282,11 +261,9 @@ Based on the architecture and type of im
can choose to load the uncompressed vmlinux or compressed bzImage/vmlinuz
of dump-capture kernel. Following is the summary.
-For i386:
+For i386 and x86_64:
- Use vmlinux if kernel is not relocatable.
- Use bzImage/vmlinuz if kernel is relocatable.
-For x86_64:
- - Use vmlinux
For ppc64:
- Use vmlinux
For ia64:
--
-
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