[PATCH 5.4 231/367] s390/ipl: add missing secure/has_secure file to ipl type unknown

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5.4-stable review patch.  If anyone has any objections, please let me know.


From: Sven Schnelle <svens@xxxxxxxxxxxxx>

commit ea5717cb13468323a7c3dd394748301802991f39 upstream.

OS installers are relying on /sys/firmware/ipl/has_secure to be
present on machines supporting secure boot. This file is present
for all IPL types, but not the unknown type, which prevents a secure
installation when an LPAR is booted in HMC via FTP(s), because
this is an unknown IPL type in linux. While at it, also add the secure

Fixes: c9896acc7851 ("s390/ipl: Provide has_secure sysfs attribute")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sven Schnelle <svens@xxxxxxxxxxxxx>
Reviewed-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
Signed-off-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
 arch/s390/kernel/ipl.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -429,6 +429,8 @@ static struct attribute_group ipl_ccw_at
 static struct attribute *ipl_unknown_attrs[] = {
+	&sys_ipl_secure_attr.attr,
+	&sys_ipl_has_secure_attr.attr,

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