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s390/ipl: get rid of ipl_ssid and ipl_devno 

ipl_ssid and ipl_devno used to be used during ccw boot when diag308 store
was not available. Reuse ipl_block to store those values.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Vasily Gorbik 2018-04-03 16:02:51 +02:00 committed by Martin Schwidefsky
parent bdbfe18595
commit e9627da113
1 changed files with 8 additions and 9 deletions
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17
arch/s390/kernel/ipl.c
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@ -119,8 +119,6 @@ static char *dump_type_str(enum dump_type type)
}
}
static u8 ipl_ssid;
static u16 ipl_devno;
u32 ipl_flags;
enum ipl_method {
@ -415,7 +413,8 @@ static ssize_t sys_ipl_device_show(struct kobject *kobj,
{
switch (ipl_info.type) {
case IPL_TYPE_CCW:
return sprintf(page, "0.%x.%04x\n", ipl_ssid, ipl_devno);
return sprintf(page, "0.%x.%04x\n", ipl_block.ipl_info.ccw.ssid,
ipl_block.ipl_info.ccw.devno);
case IPL_TYPE_FCP:
case IPL_TYPE_FCP_DUMP:
return sprintf(page, "0.0.%04x\n",
@ -1175,8 +1174,8 @@ static int __init reipl_ccw_init(void)
reipl_block_ccw_init(reipl_block_ccw);
if (ipl_info.type == IPL_TYPE_CCW) {
reipl_block_ccw->ipl_info.ccw.ssid = ipl_ssid;
reipl_block_ccw->ipl_info.ccw.devno = ipl_devno;
reipl_block_ccw->ipl_info.ccw.ssid = ipl_block.ipl_info.ccw.ssid;
reipl_block_ccw->ipl_info.ccw.devno = ipl_block.ipl_info.ccw.devno;
reipl_block_ccw_fill_parms(reipl_block_ccw);
}
@ -1924,8 +1923,8 @@ void __init setup_ipl(void)
ipl_info.type = get_ipl_type();
switch (ipl_info.type) {
case IPL_TYPE_CCW:
ipl_info.data.ccw.dev_id.ssid = ipl_ssid;
ipl_info.data.ccw.dev_id.devno = ipl_devno;
ipl_info.data.ccw.dev_id.ssid = ipl_block.ipl_info.ccw.ssid;
ipl_info.data.ccw.dev_id.devno = ipl_block.ipl_info.ccw.devno;
break;
case IPL_TYPE_FCP:
case IPL_TYPE_FCP_DUMP:
@ -1960,8 +1959,8 @@ void __init ipl_verify_parameters(void)
if (cio_get_iplinfo(&iplinfo))
return;
ipl_ssid = iplinfo.ssid;
ipl_devno = iplinfo.devno;
ipl_block.ipl_info.ccw.ssid = iplinfo.ssid;
ipl_block.ipl_info.ccw.devno = iplinfo.devno;
ipl_flags |= IPL_DEVNO_VALID;
if (!iplinfo.is_qdio)
return;