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[PATCH] Retrieve elfcorehdr address from command line

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This patch adds support for retrieving the address of elf core header if one
is passed in command line.

Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Vivek Goyal
2005-06-25 14:58:20 -07:00
committed by Linus Torvalds
parent 60e64d46a5
commit 2030eae52b
4 changed files with 16 additions and 0 deletions
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8
arch/i386/kernel/setup.c
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@ -44,6 +44,7 @@
#include <linux/edd.h>
#include <linux/nodemask.h>
#include <linux/kexec.h>
#include <linux/crash_dump.h>
#include <video/edid.h>
@ -881,6 +882,13 @@ static void __init parse_cmdline_early (char ** cmdline_p)
}
}
#endif
#ifdef CONFIG_CRASH_DUMP
/* elfcorehdr= specifies the location of elf core header
* stored by the crashed kernel.
*/
else if (!memcmp(from, "elfcorehdr=", 11))
elfcorehdr_addr = memparse(from+11, &from);
#endif
/*
* highmem=size forces highmem to be exactly 'size' bytes.