[Crash-utility] [RFC]Patch to add sparse memory support

[Olaf Hering]

 On Fri, Mar 17, David Wilder wrote:

> This patch add sparsemem support to crash.  Please comment.
> Per-node memory display functions (kmem -n) are not yet working
> for sparsemem kernels.  This will come in a later patch.  This patch 
> applies to 4.0-2.21.

This patch is incomplete.


missing defines for ia64, s390, s390x
pick some random numbers.

---
 defs.h |   11 +++++++++++
 1 file changed, 11 insertions(+)

Index: crash-4.0-2.18/defs.h
===================================================================
--- crash-4.0-2.18.orig/defs.h
+++ crash-4.0-2.18/defs.h
@@ -2024,6 +2024,7 @@ struct load_module {
 #define KERNEL_CACHED_BASE    ((ulong)KERNEL_CACHED_REGION << REGION_SHIFT)
 
 #define _SECTION_SIZE_BITS	30
+#define _MAX_PHYSADDR_BITS	50	/* FIXME */
 #define _MAX_PHYSMEM_BITS	50
 
 /*
@@ -2256,6 +2257,11 @@ struct efi_memory_desc_t {
 
 #define TIF_SIGPENDING (2)
 
+/* FIXME */
+#define _SECTION_SIZE_BITS	24
+#define _MAX_PHYSADDR_BITS	44
+#define _MAX_PHYSMEM_BITS	44
+
 #endif  /* S390 */
 
 #ifdef S390X
@@ -2276,6 +2282,11 @@ struct efi_memory_desc_t {
 
 #define TIF_SIGPENDING (2)
 
+/* FIXME */
+#define _SECTION_SIZE_BITS	24
+#define _MAX_PHYSADDR_BITS	44
+#define _MAX_PHYSMEM_BITS	44
+
 #endif  /* S390X */
 
 #ifdef PLATFORM