On 11/10/2017 01:46 PM, David Hildenbrand wrote: > On 10.11.2017 09:00, Christian Borntraeger wrote: >> From: Tony Krowiak <akrowiak@xxxxxxxxxxxxxxxxxx> >> >> The Crypto Control Block (CRYCB) is referenced by the SIE state >> description and controls KVM guest access to the Adjunct >> Processor (AP) adapters, usage domains and control domains. >> This patch defines the AP control blocks to be used for >> controlling guest access to the AP adapters and domains. >> >> Signed-off-by: Tony Krowiak <akrowiak@xxxxxxxxxxxxxxxxxx> >> Message-Id: <1507916344-3896-2-git-send-email-akrowiak@xxxxxxxxxxxxxxxxxx> >> Acked-by: Cornelia Huck <cohuck@xxxxxxxxxx> >> Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx> >> --- >> arch/s390/include/asm/kvm_host.h | 25 +++++++++++++++++++++---- >> 1 file changed, 21 insertions(+), 4 deletions(-) >> >> diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h >> index fd006a2..f3a9b5a 100644 >> --- a/arch/s390/include/asm/kvm_host.h >> +++ b/arch/s390/include/asm/kvm_host.h >> @@ -685,11 +685,28 @@ struct kvm_s390_crypto { >> __u8 dea_kw; >> }; >> >> +#define APCB0_MASK_SIZE 1 >> +struct kvm_s390_apcb0 { >> + __u64 apm[APCB0_MASK_SIZE]; /* 0x0000 */ >> + __u64 aqm[APCB0_MASK_SIZE]; /* 0x0008 */ >> + __u64 adm[APCB0_MASK_SIZE]; /* 0x0010 */ >> + __u64 reserved18; /* 0x0018 */ >> +}; >> + >> +#define APCB1_MASK_SIZE 4 >> +struct kvm_s390_apcb1 { >> + __u64 apm[APCB1_MASK_SIZE]; /* 0x0000 */ >> + __u64 aqm[APCB1_MASK_SIZE]; /* 0x0020 */ >> + __u64 adm[APCB1_MASK_SIZE]; /* 0x0040 */ >> + __u64 reserved60[4]; /* 0x0060 */ >> +}; >> + >> struct kvm_s390_crypto_cb { >> - __u8 reserved00[72]; /* 0x0000 */ >> - __u8 dea_wrapping_key_mask[24]; /* 0x0048 */ >> - __u8 aes_wrapping_key_mask[32]; /* 0x0060 */ >> - __u8 reserved80[128]; /* 0x0080 */ >> + struct kvm_s390_apcb0 apcb0; /* 0x0000 */ >> + __u8 reserved20[0x0048 - 0x0020]; /* 0x0020 */ >> + __u8 dea_wrapping_key_mask[24]; /* 0x0048 */ >> + __u8 aes_wrapping_key_mask[32]; /* 0x0060 */ >> + struct kvm_s390_apcb1 apcb1; /* 0x0080 */ > > Thought you wanted to fix the indentation? I did, reserved starts now in the same column as kvm_s390_apcb* and *_wrapping_key_mask, instead of at a different column as v1. So you would have preferred only _one_ space between __u8 and reserver*, I guess? Could do, but I would prefer to not respin the tag and the branch just for that.