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[PATCH] doc: refer to kdump in oops-tracing.txt

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Kdump has been merged and supported on several architectures.  It is better
to encourage to use kdump rather than non standard kernel crash dump
patches.

Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Akinobu Mita 2006-01-11 12:17:31 -08:00 committed by Linus Torvalds
parent 8428cfe893
commit 75ba0861bc
1 changed files with 3 additions and 5 deletions
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8
Documentation/oops-tracing.txt
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@ -41,11 +41,9 @@ the disk is not available then you have three options :-
run a null modem to a second machine and capture the output there
using your favourite communication program. Minicom works well.
(3) Patch the kernel with one of the crash dump patches. These save
data to a floppy disk or video rom or a swap partition. None of
these are standard kernel patches so you have to find and apply
them yourself. Search kernel archives for kmsgdump, lkcd and
oops+smram.
(3) Use Kdump (see Documentation/kdump/kdump.txt),
extract the kernel ring buffer from old memory with using dmesg
gdbmacro in Documentation/kdump/gdbmacros.txt.
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