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Commit 4a5c3e08 authored by David Hildenbrand's avatar David Hildenbrand Committed by Christian Borntraeger
Browse files

s390/sclp: detect conditional-external-interception facility 



Let's detect if we have that facility.

Reviewed-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 11ad65b7

arch/s390/include/asm/sclp.h

+3 −1
Original line number Diff line number Diff line
@@ -41,7 +41,8 @@ struct sclp_core_entry { 
	u8 reserved2[3];

	u8 : 2;

	u8 ib : 1;

	u8 : 5;

	u8 cei : 1;

	u8 : 4;

	u8 reserved3[6];

	u8 type;

	u8 reserved1;
@@ -69,6 +70,7 @@ struct sclp_info { 
	unsigned char has_cmma : 1;

	unsigned char has_gsls : 1;

	unsigned char has_ib : 1;

	unsigned char has_cei : 1;

	unsigned int ibc;

	unsigned int mtid;

	unsigned int mtid_cp;

drivers/s390/char/sclp_early.c

+1 −0
Original line number Diff line number Diff line
@@ -150,6 +150,7 @@ static void __init sclp_facilities_detect(struct read_info_sccb *sccb) 
		sclp.has_sief2 = cpue->sief2;

		sclp.has_gpere = cpue->gpere;

		sclp.has_ib = cpue->ib;

		sclp.has_cei = cpue->cei;

		break;

	}