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authorSteffen Eiden <seiden@linux.ibm.com>2022-05-18 13:59:08 +0000
committerJanosch Frank <frankja@linux.ibm.com>2022-07-11 11:29:51 +0200
commit1b6abe95b522b313569469498c8c648a5ee535ba (patch)
treea45c46d74168024142d61a9f312f490fac0e0c4d /arch/s390/include/asm/uv.h
parentb9df116cb7656c7e7f869cf9d05b54b3fb3f944b (diff)
s390: Add attestation query information
We have information about the supported attestation header version and plaintext attestation flag bits. Let's expose it via the sysfs files. Signed-off-by: Steffen Eiden <seiden@linux.ibm.com> Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com> Reviewed-by: Janosch Frank <frankja@linux.ibm.com> Link: https://lore.kernel.org/lkml/20220601100245.3189993-1-seiden@linux.ibm.com/ Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/uv.h')
-rw-r--r--arch/s390/include/asm/uv.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h
index 3e597bb634bd..18fe04c8547e 100644
--- a/arch/s390/include/asm/uv.h
+++ b/arch/s390/include/asm/uv.h
@@ -124,7 +124,10 @@ struct uv_cb_qui {
u64 reservedc0; /* 0x00c0 */
u64 conf_dump_storage_state_len; /* 0x00c8 */
u64 conf_dump_finalize_len; /* 0x00d0 */
- u8 reservedd8[256 - 216]; /* 0x00d8 */
+ u64 reservedd8; /* 0x00d8 */
+ u64 supp_att_req_hdr_ver; /* 0x00e0 */
+ u64 supp_att_pflags; /* 0x00e8 */
+ u8 reservedf0[256 - 240]; /* 0x00f0 */
} __packed __aligned(8);
/* Initialize Ultravisor */
@@ -350,6 +353,8 @@ struct uv_info {
unsigned long supp_se_hdr_pcf;
unsigned long conf_dump_storage_state_len;
unsigned long conf_dump_finalize_len;
+ unsigned long supp_att_req_hdr_ver;
+ unsigned long supp_att_pflags;
};
extern struct uv_info uv_info;