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Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/kernel/ipl.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 14bdde9def4..db28cca81fe 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -595,7 +595,9 @@ static int reipl_set_type(enum ipl_type type)
switch(type) {
case IPL_TYPE_CCW:
- if (MACHINE_IS_VM)
+ if (diag308_set_works)
+ reipl_method = REIPL_METHOD_CCW_DIAG;
+ else if (MACHINE_IS_VM)
reipl_method = REIPL_METHOD_CCW_VM;
else
reipl_method = REIPL_METHOD_CCW_CIO;
@@ -659,8 +661,6 @@ void reipl_run(struct shutdown_trigger *trigger)
switch (reipl_method) {
case REIPL_METHOD_CCW_CIO:
devid.devno = reipl_block_ccw->ipl_info.ccw.devno;
- if (ipl_info.type == IPL_TYPE_CCW && devid.devno == ipl_devno)
- diag308(DIAG308_IPL, NULL);
devid.ssid = 0;
reipl_ccw_dev(&devid);
break;
@@ -745,6 +745,7 @@ static int __init reipl_ccw_init(void)
reipl_block_ccw->hdr.version = IPL_PARM_BLOCK_VERSION;
reipl_block_ccw->hdr.blk0_len = IPL_PARM_BLK0_CCW_LEN;
reipl_block_ccw->hdr.pbt = DIAG308_IPL_TYPE_CCW;
+ reipl_block_ccw->hdr.flags = DIAG308_FLAGS_LP_VALID;
/* check if read scp info worked and set loadparm */
if (sclp_ipl_info.is_valid)
memcpy(reipl_block_ccw->ipl_info.ccw.load_param,
@@ -753,8 +754,7 @@ static int __init reipl_ccw_init(void)
/* read scp info failed: set empty loadparm (EBCDIC blanks) */
memset(reipl_block_ccw->ipl_info.ccw.load_param, 0x40,
LOADPARM_LEN);
- /* FIXME: check for diag308_set_works when enabling diag ccw reipl */
- if (!MACHINE_IS_VM)
+ if (!MACHINE_IS_VM && !diag308_set_works)
sys_reipl_ccw_loadparm_attr.attr.mode = S_IRUGO;
if (ipl_info.type == IPL_TYPE_CCW)
reipl_block_ccw->ipl_info.ccw.devno = ipl_devno;
@@ -876,7 +876,9 @@ static int dump_set_type(enum dump_type type)
return -EINVAL;
switch (type) {
case DUMP_TYPE_CCW:
- if (MACHINE_IS_VM)
+ if (diag308_set_works)
+ dump_method = DUMP_METHOD_CCW_DIAG;
+ else if (MACHINE_IS_VM)
dump_method = DUMP_METHOD_CCW_VM;
else
dump_method = DUMP_METHOD_CCW_CIO;