diff options
| author | Vasily Gorbik <gor@linux.ibm.com> | 2018-04-03 16:02:15 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-19 08:56:19 +0200 |
| commit | 3da5723b4f05c7931b51302aa15ccc382477f0d5 (patch) | |
| tree | 64df514b8ba94a335ff49645ff959a9783fb6976 /arch/s390/kernel | |
| parent | c6c8e42071dcaa11bb710b44471cb94f3ff78d19 (diff) | |
s390/ipl: ensure loadparm valid flag is set
commit 15deb080a6087b73089139569558965750e69d67 upstream.
When loadparm is set in reipl parm block, the kernel should also set
DIAG308_FLAGS_LP_VALID flag.
This fixes loadparm ignoring during z/VM fcp -> ccw reipl and kvm direct
boot -> ccw reipl.
Cc: <stable@vger.kernel.org>
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/ipl.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index 8e622bb52f7a..d1a0e2c521d7 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -799,6 +799,7 @@ static ssize_t reipl_generic_loadparm_store(struct ipl_parameter_block *ipb, /* copy and convert to ebcdic */ memcpy(ipb->hdr.loadparm, buf, lp_len); ASCEBC(ipb->hdr.loadparm, LOADPARM_LEN); + ipb->hdr.flags |= DIAG308_FLAGS_LP_VALID; return len; } |