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authorSimon Horman <horms@verge.net.au>2008-10-18 20:28:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 08:52:40 -0700
commitd9a9855d0b06ca6d6cc92596fedcc03f8512e062 (patch)
tree31e3116ebf9c57915de08cdc5f918600b5395ce4
parent85a0ee342e0c06c19d78fdf48307211c6cf18fcb (diff)
downloadlinux-d9a9855d0b06ca6d6cc92596fedcc03f8512e062.tar.bz2
always reserve elfcore header memory in crash kernel
elfcore header memory needs to be reserved in a crash kernel. This means that the relevant code should be protected by CONFIG_CRASH_DUMP rather than CONFIG_PROC_VMCORE. Signed-off-by: Simon Horman <horms@verge.net.au> Cc: Vivek Goyal <vgoyal@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/ia64/kernel/efi.c2
-rw-r--r--arch/ia64/kernel/setup.c4
2 files changed, 2 insertions, 4 deletions
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index 51b75cea7018..efaff15d8cf1 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -1335,7 +1335,7 @@ kdump_find_rsvd_region (unsigned long size, struct rsvd_region *r, int n)
}
#endif
-#ifdef CONFIG_PROC_VMCORE
+#ifdef CONFIG_CRASH_DUMP
/* locate the size find a the descriptor at a certain address */
unsigned long __init
vmcore_find_descriptor_size (unsigned long address)
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 60286522d54a..916ba898237f 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -352,7 +352,7 @@ reserve_memory (void)
}
#endif
-#ifdef CONFIG_PROC_VMCORE
+#ifdef CONFIG_CRASH_KERNEL
if (reserve_elfcorehdr(&rsvd_region[n].start,
&rsvd_region[n].end) == 0)
n++;
@@ -496,9 +496,7 @@ static int __init parse_elfcorehdr(char *arg)
return 0;
}
early_param("elfcorehdr", parse_elfcorehdr);
-#endif
-#ifdef CONFIG_PROC_VMCORE
int __init reserve_elfcorehdr(unsigned long *start, unsigned long *end)
{
unsigned long length;