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>
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 6028652..916ba89 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -352,7 +352,7 @@
}
#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 @@
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;