File crash-config-sparse.diff of Package crash

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File crash-config-sparse.diff of Package crash (Revision aed72e15ce117fbbead98b9993b017b6)

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From: Michael Holzheu <michael.holzheu@de.ibm.com>
Subject: [PATCH] Fix CONFIG_SPARSEMEM on s390x
References: bnc#412894
Acked-by: Bernhard Walle <bwalle@suse.de>

---
 defs.h   |    6 ++++++
 memory.c |    4 ++--
 s390.c   |    2 ++
 s390x.c  |    2 ++
 4 files changed, 12 insertions(+), 2 deletions(-)

--- a/defs.h
+++ b/defs.h
@@ -2639,6 +2639,9 @@ struct efi_memory_desc_t {
 
 #define TIF_SIGPENDING (2)
 
+#define _SECTION_SIZE_BITS	25
+#define _MAX_PHYSMEM_BITS	31
+
 #endif  /* S390 */
 
 #ifdef S390X
@@ -2661,6 +2664,9 @@ struct efi_memory_desc_t {
 
 #define TIF_SIGPENDING (2)
 
+#define _SECTION_SIZE_BITS	28
+#define _MAX_PHYSMEM_BITS	42
+
 #endif  /* S390X */
 
 #ifdef PLATFORM
--- a/memory.c
+++ b/memory.c
@@ -12653,7 +12653,7 @@ sparse_mem_init(void)
 char *
 read_mem_section(ulong addr)
 {
-	if (!IS_KVADDR(addr))
+	if (addr == 0)
 		return 0;
 	
 	readmem(addr, KVADDR, vt->mem_section, SIZE(mem_section),
@@ -12668,7 +12668,7 @@ nr_to_section(ulong nr)
 	ulong addr;
 	ulong *mem_sec = vt->mem_sec;
 
-	if (!IS_KVADDR(mem_sec[SECTION_NR_TO_ROOT(nr)]))
+	if (mem_sec[SECTION_NR_TO_ROOT(nr)] == 0)
 		return 0;
 
 	if (IS_SPARSEMEM_EX())
--- a/s390.c
+++ b/s390.c
@@ -130,6 +130,8 @@ s390_init(int when)
 		machdep->dump_irq = s390_dump_irq;
 		if (!machdep->hz)
 			machdep->hz = HZ;
+		machdep->section_size_bits = _SECTION_SIZE_BITS;
+		machdep->max_physmem_bits = _MAX_PHYSMEM_BITS;
 		break;
 
 	case POST_INIT:
--- a/s390x.c
+++ b/s390x.c
@@ -128,6 +128,8 @@ s390x_init(int when)
 		machdep->dump_irq = s390x_dump_irq;
 		if (!machdep->hz)
 			machdep->hz = HZ;
+		machdep->section_size_bits = _SECTION_SIZE_BITS;
+		machdep->max_physmem_bits = _MAX_PHYSMEM_BITS;
 		break;
 
 	case POST_INIT:

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File crash-config-sparse.diff of Package crash (Revision aed72e15ce117fbbead98b9993b017b6)

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