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authorLaurent Dufour <ldufour@linux.vnet.ibm.com>2014-07-25 17:07:49 +0200
committerSimon Horman <horms@verge.net.au>2014-09-01 09:57:58 +0900
commit45b33eb2e70cd44f41abf1058a92659cb4315011 (patch)
treef58964d61918f0f99bb5faa7b7fcbf00d5a437cd
parent046d1755d2bd723a11a180c265e61a884990712e (diff)
downloadkexec-tools-45b33eb2e70cd44f41abf1058a92659cb4315011.tar.gz
ppc64/kdump: Fix ELF header endianess
The ELF header created among the loading of the kdump kernel should be flagged using the current endianess and not always as big endian. Without this patch the data exposed in /proc/vmcore are not readable when running in LE mode. Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com> Signed-off-by: Simon Horman <horms@verge.net.au>
-rw-r--r--kexec/arch/ppc64/crashdump-ppc64.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kexec/arch/ppc64/crashdump-ppc64.c b/kexec/arch/ppc64/crashdump-ppc64.c
index 00a0e63..6214b83 100644
--- a/kexec/arch/ppc64/crashdump-ppc64.c
+++ b/kexec/arch/ppc64/crashdump-ppc64.c
@@ -38,7 +38,11 @@
static struct crash_elf_info elf_info64 =
{
class: ELFCLASS64,
+#if BYTE_ORDER == LITTLE_ENDIAN
+ data: ELFDATA2LSB,
+#else
data: ELFDATA2MSB,
+#endif
machine: EM_PPC64,
page_offset: PAGE_OFFSET,
lowmem_limit: MAXMEM,