From: Heiko Carstens <[EMAIL PROTECTED]>
[S390] Cleanup memory_chunk array usage.
Need this at yet another file and don't want to add yet another
extern...
Signed-off-by: Heiko Carstens <[EMAIL PROTECTED]>
Signed-off-by: Martin Schwidefsky <[EMAIL PROTECTED]>
---
arch/s390/kernel/head31.S | 2 +-
arch/s390/kernel/setup.c | 7 ++-----
arch/s390/mm/extmem.c | 11 ++++-------
include/asm-s390/setup.h | 15 ++++++++++++---
4 files changed, 19 insertions(+), 16 deletions(-)
diff -urpN linux-2.6/arch/s390/kernel/head31.S
linux-2.6-patched/arch/s390/kernel/head31.S
--- linux-2.6/arch/s390/kernel/head31.S 2006-12-04 14:50:52.000000000 +0100
+++ linux-2.6-patched/arch/s390/kernel/head31.S 2006-12-04 14:50:52.000000000
+0100
@@ -157,7 +157,7 @@ startup_continue:
slr %r4,%r4 # set start of chunk to zero
slr %r5,%r5 # set end of chunk to zero
slr %r6,%r6 # set access code to zero
- la %r10, MEMORY_CHUNKS # number of chunks
+ la %r10,MEMORY_CHUNKS # number of chunks
.Lloop:
tprot 0(%r5),0 # test protection of first byte
ipm %r7
diff -urpN linux-2.6/arch/s390/kernel/setup.c
linux-2.6-patched/arch/s390/kernel/setup.c
--- linux-2.6/arch/s390/kernel/setup.c 2006-12-04 14:50:50.000000000 +0100
+++ linux-2.6-patched/arch/s390/kernel/setup.c 2006-12-04 14:50:52.000000000
+0100
@@ -64,11 +64,8 @@ unsigned int console_devno = -1;
unsigned int console_irq = -1;
unsigned long memory_size = 0;
unsigned long machine_flags = 0;
-struct {
- unsigned long addr, size, type;
-} memory_chunk[MEMORY_CHUNKS] = { { 0 } };
-#define CHUNK_READ_WRITE 0
-#define CHUNK_READ_ONLY 1
+
+struct mem_chunk memory_chunk[MEMORY_CHUNKS];
volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
unsigned long __initdata zholes_size[MAX_NR_ZONES];
static unsigned long __initdata memory_end;
diff -urpN linux-2.6/arch/s390/mm/extmem.c
linux-2.6-patched/arch/s390/mm/extmem.c
--- linux-2.6/arch/s390/mm/extmem.c 2006-12-04 14:50:46.000000000 +0100
+++ linux-2.6-patched/arch/s390/mm/extmem.c 2006-12-04 14:50:52.000000000
+0100
@@ -14,12 +14,13 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/bootmem.h>
+#include <linux/ctype.h>
#include <asm/page.h>
#include <asm/ebcdic.h>
#include <asm/errno.h>
#include <asm/extmem.h>
#include <asm/cpcmd.h>
-#include <linux/ctype.h>
+#include <asm/setup.h>
#define DCSS_DEBUG /* Debug messages on/off */
@@ -82,10 +83,6 @@ static struct list_head dcss_list = LIST
static char *segtype_string[] = { "SW", "EW", "SR", "ER", "SN", "EN", "SC",
"EW/EN-MIXED" };
-extern struct {
- unsigned long addr, size, type;
-} memory_chunk[MEMORY_CHUNKS];
-
/*
* Create the 8 bytes, ebcdic VM segment name from
* an ascii name.
@@ -249,8 +246,8 @@ segment_overlaps_storage(struct dcss_seg
{
int i;
- for (i=0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
- if (memory_chunk[i].type != 0)
+ for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
+ if (memory_chunk[i].type != CHUNK_READ_WRITE)
continue;
if ((memory_chunk[i].addr >> 20) > (seg->end >> 20))
continue;
diff -urpN linux-2.6/include/asm-s390/setup.h
linux-2.6-patched/include/asm-s390/setup.h
--- linux-2.6/include/asm-s390/setup.h 2006-11-29 22:57:37.000000000 +0100
+++ linux-2.6-patched/include/asm-s390/setup.h 2006-12-04 14:50:52.000000000
+0100
@@ -2,7 +2,7 @@
* include/asm-s390/setup.h
*
* S390 version
- * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Copyright IBM Corp. 1999,2006
*/
#ifndef _ASM_S390_SETUP_H
@@ -30,6 +30,17 @@
#endif /* __s390x__ */
#define COMMAND_LINE ((char *) (0x10480))
+#define CHUNK_READ_WRITE 0
+#define CHUNK_READ_ONLY 1
+
+struct mem_chunk {
+ unsigned long addr;
+ unsigned long size;
+ unsigned long type;
+};
+
+extern struct mem_chunk memory_chunk[];
+
/*
* Machine features detected in head.S
*/
@@ -53,7 +64,6 @@ extern unsigned long machine_flags;
#define MACHINE_HAS_MVCOS (machine_flags & 512)
#endif /* __s390x__ */
-
#define MACHINE_HAS_SCLP (!MACHINE_IS_P390)
/*
@@ -71,7 +81,6 @@ extern unsigned int console_irq;
#define SET_CONSOLE_3215 do { console_mode = 2; } while (0)
#define SET_CONSOLE_3270 do { console_mode = 3; } while (0)
-
struct ipl_list_hdr {
u32 len;
u8 reserved1[3];
-
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