File makedumpfile-Revert-Clean-up-unused-KERNEL_IMAGE_SIZE.patch of Package makedumpfile.8642

From: Petr Tesarik <ptesarik@suse.com>
Date: Thu, 21 Dec 2017 13:38:08 +0100
Subject: Revert "Clean up unused KERNEL_IMAGE_SIZE"
References: bsc#1068925, bsc#1099121
Upstream: never, upstream needs newer kernel

This reverts commit 0068010b9b83c0bda96be70304e85215f691f461.
---
 makedumpfile.c |   10 ++++++++++
 makedumpfile.h |    3 +++
 2 files changed, 13 insertions(+)

--- a/makedumpfile.c
+++ b/makedumpfile.c
@@ -1994,6 +1994,14 @@ get_value_for_old_linux(void)
 			NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE) =
 			PAGE_BUDDY_MAPCOUNT_VALUE_v2_6_39_to_latest_version;
 	}
+#ifdef __x86_64__
+	if (NUMBER(KERNEL_IMAGE_SIZE) == NOT_FOUND_NUMBER) {
+		if (info->kernel_version < KERNEL_VERSION(2, 6, 26))
+			NUMBER(KERNEL_IMAGE_SIZE) = KERNEL_IMAGE_SIZE_ORIG;
+		else
+			NUMBER(KERNEL_IMAGE_SIZE) = KERNEL_IMAGE_SIZE_2_6_26;
+	}
+#endif
 	if (SIZE(pageflags) == NOT_FOUND_STRUCTURE) {
 		if (info->kernel_version >= KERNEL_VERSION(2, 6, 27))
 			SIZE(pageflags) =
@@ -2250,6 +2258,7 @@ write_vmcoreinfo_data(void)
 	WRITE_NUMBER("PG_hwpoison", PG_hwpoison);
 
 	WRITE_NUMBER("PAGE_BUDDY_MAPCOUNT_VALUE", PAGE_BUDDY_MAPCOUNT_VALUE);
+	WRITE_NUMBER("KERNEL_IMAGE_SIZE", KERNEL_IMAGE_SIZE);
 	WRITE_NUMBER("phys_base", phys_base);
 
 	WRITE_NUMBER("HUGETLB_PAGE_DTOR", HUGETLB_PAGE_DTOR);
@@ -2638,6 +2647,7 @@ read_vmcoreinfo(void)
 	READ_SRCFILE("pud_t", pud_t);
 
 	READ_NUMBER("PAGE_BUDDY_MAPCOUNT_VALUE", PAGE_BUDDY_MAPCOUNT_VALUE);
+	READ_NUMBER("KERNEL_IMAGE_SIZE", KERNEL_IMAGE_SIZE);
 	READ_NUMBER("phys_base", phys_base);
 #ifdef __aarch64__
 	READ_NUMBER("VA_BITS", VA_BITS);
--- a/makedumpfile.h
+++ b/makedumpfile.h
@@ -586,6 +586,8 @@ unsigned long get_kvbase_arm64(void);
 #define VMEMMAP_END_2_6_31	(0xffffeaffffffffff) /* 2.6.31, or later  */
 
 #define __START_KERNEL_map	(0xffffffff80000000)
+#define KERNEL_IMAGE_SIZE_ORIG		(0x0000000008000000) /* 2.6.25, or former */
+#define KERNEL_IMAGE_SIZE_2_6_26	(0x0000000020000000) /* 2.6.26, or later  */
 #define KVBASE			PAGE_OFFSET
 #define _SECTION_SIZE_BITS	(27)
 #define _MAX_PHYSMEM_BITS_ORIG		(40)
@@ -1727,6 +1729,7 @@ struct number_table {
 	long    PG_hwpoison;
 
 	long	PAGE_BUDDY_MAPCOUNT_VALUE;
+	long	KERNEL_IMAGE_SIZE;
 	long	SECTION_SIZE_BITS;
 	long	MAX_PHYSMEM_BITS;
 	long    HUGETLB_PAGE_DTOR;