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[S390] move sysinfo.c from drivers/s390 to arch/s390/kernel 

All in sysinfo.c is core kernel code and not driver code. So move it
to arch/s390/kernel. Also includes some small cleanups.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2009-03-26 15:23:50 +01:00 committed by Martin Schwidefsky
parent fc19f381b3
commit 94f5b09d97
3 changed files with 18 additions and 59 deletions
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4
arch/s390/kernel/Makefile
View File

@ -17,10 +17,12 @@ CFLAGS_smp.o := -Wno-nonnull
#
CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"'
CFLAGS_sysinfo.o += -Iinclude/math-emu -Iarch/s390/math-emu -w
obj-y := bitmap.o traps.o time.o process.o base.o early.o setup.o \
processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \
s390_ext.o debug.o irq.o ipl.o dis.o diag.o mem_detect.o \
vdso.o vtime.o
vdso.o vtime.o sysinfo.o
obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o)
obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o)

69
drivers/s390/sysinfo.c → arch/s390/kernel/sysinfo.c
View File

@ -1,9 +1,7 @@
/*
* drivers/s390/sysinfo.c
*
* Copyright IBM Corp. 2001, 2008
* Author(s): Ulrich Weigand (Ulrich.Weigand@de.ibm.com)
* Martin Schwidefsky <schwidefsky@de.ibm.com>
* Copyright IBM Corp. 2001, 2009
* Author(s): Ulrich Weigand <Ulrich.Weigand@de.ibm.com>,
* Martin Schwidefsky <schwidefsky@de.ibm.com>,
*/
#include <linux/kernel.h>
@ -24,7 +22,7 @@
static inline int stsi_0(void)
{
int rc = stsi (NULL, 0, 0, 0);
int rc = stsi(NULL, 0, 0, 0);
return rc == -ENOSYS ? rc : (((unsigned int) rc) >> 28);
}
@ -78,23 +76,6 @@ static int stsi_1_1_1(struct sysinfo_1_1_1 *info, char *page, int len)
return len;
}
#if 0 /* Currently unused */
static int stsi_1_2_1(struct sysinfo_1_2_1 *info, char *page, int len)
{
if (stsi(info, 1, 2, 1) == -ENOSYS)
return len;
len += sprintf(page + len, "\n");
EBCASC(info->sequence, sizeof(info->sequence));
EBCASC(info->plant, sizeof(info->plant));
len += sprintf(page + len, "Sequence Code of CPU: %-16.16s\n",
info->sequence);
len += sprintf(page + len, "Plant of CPU: %-16.16s\n",
info->plant);
return len;
}
#endif
static int stsi_1_2_2(struct sysinfo_1_2_2 *info, char *page, int len)
{
struct sysinfo_1_2_2_extension *ext;
@ -145,33 +126,15 @@ static int stsi_1_2_2(struct sysinfo_1_2_2 *info, char *page, int len)
if (info->secondary_capability != 0)
len += sprintf(page + len, "Secondary Capability: %d\n",
info->secondary_capability);
return len;
}
#if 0 /* Currently unused */
static int stsi_2_2_1(struct sysinfo_2_2_1 *info, char *page, int len)
{
if (stsi(info, 2, 2, 1) == -ENOSYS)
return len;
len += sprintf(page + len, "\n");
EBCASC (info->sequence, sizeof(info->sequence));
EBCASC (info->plant, sizeof(info->plant));
len += sprintf(page + len, "Sequence Code of logical CPU: %-16.16s\n",
info->sequence);
len += sprintf(page + len, "Plant of logical CPU: %-16.16s\n",
info->plant);
return len;
}
#endif
static int stsi_2_2_2(struct sysinfo_2_2_2 *info, char *page, int len)
{
if (stsi(info, 2, 2, 2) == -ENOSYS)
return len;
EBCASC (info->name, sizeof(info->name));
EBCASC(info->name, sizeof(info->name));
len += sprintf(page + len, "\n");
len += sprintf(page + len, "LPAR Number: %d\n",
@ -214,8 +177,8 @@ static int stsi_3_2_2(struct sysinfo_3_2_2 *info, char *page, int len)
if (stsi(info, 3, 2, 2) == -ENOSYS)
return len;
for (i = 0; i < info->count; i++) {
EBCASC (info->vm[i].name, sizeof(info->vm[i].name));
EBCASC (info->vm[i].cpi, sizeof(info->vm[i].cpi));
EBCASC(info->vm[i].name, sizeof(info->vm[i].name));
EBCASC(info->vm[i].cpi, sizeof(info->vm[i].cpi));
len += sprintf(page + len, "\n");
len += sprintf(page + len, "VM%02d Name: %-8.8s\n",
i, info->vm[i].name);
@ -237,14 +200,13 @@ static int stsi_3_2_2(struct sysinfo_3_2_2 *info, char *page, int len)
return len;
}
static int proc_read_sysinfo(char *page, char **start,
off_t off, int count,
int *eof, void *data)
off_t off, int count,
int *eof, void *data)
{
unsigned long info = get_zeroed_page (GFP_KERNEL);
unsigned long info = get_zeroed_page(GFP_KERNEL);
int level, len;
if (!info)
return 0;
@ -262,8 +224,8 @@ static int proc_read_sysinfo(char *page, char **start,
if (level >= 3)
len = stsi_3_2_2((struct sysinfo_3_2_2 *) info, page, len);
free_page (info);
return len;
free_page(info);
return len;
}
static __init int create_proc_sysinfo(void)
@ -272,8 +234,7 @@ static __init int create_proc_sysinfo(void)
proc_read_sysinfo, NULL);
return 0;
}
__initcall(create_proc_sysinfo);
device_initcall(create_proc_sysinfo);
/*
* Service levels interface.
@ -387,13 +348,11 @@ static __init int create_proc_service_level(void)
register_service_level(&service_level_vm);
return 0;
}
subsys_initcall(create_proc_service_level);
/*
* Bogomips calculation based on cpu capability.
*/
int get_cpu_capability(unsigned int *capability)
{
struct sysinfo_1_2_2 *info;

4
drivers/s390/Makefile
View File

@ -2,9 +2,7 @@
# Makefile for the S/390 specific device drivers
#
CFLAGS_sysinfo.o += -Iinclude/math-emu -Iarch/s390/math-emu -w
obj-y += s390mach.o sysinfo.o
obj-y += s390mach.o
obj-y += cio/ block/ char/ crypto/ net/ scsi/ kvm/
drivers-y += drivers/s390/built-in.o