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>

diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 8ca90d637a6b0254496365894b2745a08ada7afa..a2224f37e3a52c80de3e6d0a1cc079c9463bf6f9 100644 (file)
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -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;