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KVM: s390: cleanups for 5.7

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- mark sie control block as 512 byte aligned
 - use fallthrough;
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Merge tag 'kvm-s390-next-5.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD

KVM: s390: cleanups for 5.7

- mark sie control block as 512 byte aligned
- use fallthrough;
This commit is contained in:
Paolo Bonzini 2020-03-26 05:58:49 -04:00
parent 4b547a869d f3dd18d444
commit 8bf8961332
5 changed files with 20 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/s390/include/asm/kvm_host.h
View file

@ -344,7 +344,7 @@ struct kvm_s390_sie_block {
__u64 itdba; /* 0x01e8 */
__u64 riccbd; /* 0x01f0 */
__u64 gvrd; /* 0x01f8 */
} __attribute__((packed));
} __packed __aligned(512);
struct kvm_s390_itdb {
__u8 data[256];

23
arch/s390/kvm/gaccess.c
View file

@ -505,7 +505,7 @@ static int trans_exc(struct kvm_vcpu *vcpu, int code, unsigned long gva,
switch (prot) {
case PROT_TYPE_IEP:
tec->b61 = 1;
/* FALL THROUGH */
fallthrough;
case PROT_TYPE_LA:
tec->b56 = 1;
break;
@ -514,12 +514,12 @@ static int trans_exc(struct kvm_vcpu *vcpu, int code, unsigned long gva,
break;
case PROT_TYPE_ALC:
tec->b60 = 1;
/* FALL THROUGH */
fallthrough;
case PROT_TYPE_DAT:
tec->b61 = 1;
break;
}
/* FALL THROUGH */
fallthrough;
case PGM_ASCE_TYPE:
case PGM_PAGE_TRANSLATION:
case PGM_REGION_FIRST_TRANS:
@ -534,7 +534,7 @@ static int trans_exc(struct kvm_vcpu *vcpu, int code, unsigned long gva,
tec->addr = gva >> PAGE_SHIFT;
tec->fsi = mode == GACC_STORE ? FSI_STORE : FSI_FETCH;
tec->as = psw_bits(vcpu->arch.sie_block->gpsw).as;
/* FALL THROUGH */
fallthrough;
case PGM_ALEN_TRANSLATION:
case PGM_ALE_SEQUENCE:
case PGM_ASTE_VALIDITY:
@ -677,7 +677,7 @@ static unsigned long guest_translate(struct kvm_vcpu *vcpu, unsigned long gva,
dat_protection |= rfte.p;
ptr = rfte.rto * PAGE_SIZE + vaddr.rsx * 8;
}
/* fallthrough */
fallthrough;
case ASCE_TYPE_REGION2: {
union region2_table_entry rste;
@ -695,7 +695,7 @@ static unsigned long guest_translate(struct kvm_vcpu *vcpu, unsigned long gva,
dat_protection |= rste.p;
ptr = rste.rto * PAGE_SIZE + vaddr.rtx * 8;
}
/* fallthrough */
fallthrough;
case ASCE_TYPE_REGION3: {
union region3_table_entry rtte;
@ -723,7 +723,7 @@ static unsigned long guest_translate(struct kvm_vcpu *vcpu, unsigned long gva,
dat_protection |= rtte.fc0.p;
ptr = rtte.fc0.sto * PAGE_SIZE + vaddr.sx * 8;
}
/* fallthrough */
fallthrough;
case ASCE_TYPE_SEGMENT: {
union segment_table_entry ste;
@ -1050,7 +1050,8 @@ shadow_r2t:
rc = gmap_shadow_r2t(sg, saddr, rfte.val, *fake);
if (rc)
return rc;
} /* fallthrough */
}
fallthrough;
case ASCE_TYPE_REGION2: {
union region2_table_entry rste;
@ -1076,7 +1077,8 @@ shadow_r3t:
rc = gmap_shadow_r3t(sg, saddr, rste.val, *fake);
if (rc)
return rc;
} /* fallthrough */
}
fallthrough;
case ASCE_TYPE_REGION3: {
union region3_table_entry rtte;
@ -1111,7 +1113,8 @@ shadow_sgt:
rc = gmap_shadow_sgt(sg, saddr, rtte.val, *fake);
if (rc)
return rc;
} /* fallthrough */
}
fallthrough;
case ASCE_TYPE_SEGMENT: {
union segment_table_entry ste;

2
arch/s390/kvm/interrupt.c
View file

@ -886,7 +886,7 @@ static int __must_check __deliver_prog(struct kvm_vcpu *vcpu)
case PGM_PRIMARY_AUTHORITY:
case PGM_SECONDARY_AUTHORITY:
nullifying = true;
/* fall through */
fallthrough;
case PGM_SPACE_SWITCH:
rc = put_guest_lc(vcpu, pgm_info.trans_exc_code,
(u64 *)__LC_TRANS_EXC_CODE);

4
arch/s390/kvm/kvm-s390.c
View file

@ -3746,7 +3746,7 @@ int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu,
rc = kvm_s390_pv_set_cpu_state(vcpu, PV_CPU_STATE_OPR_LOAD);
break;
case KVM_MP_STATE_CHECK_STOP:
/* fall through - CHECK_STOP and LOAD are not supported yet */
fallthrough; /* CHECK_STOP and LOAD are not supported yet */
default:
rc = -ENXIO;
}
@ -4973,7 +4973,7 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
old->npages * PAGE_SIZE);
if (rc)
break;
/* FALLTHROUGH */
fallthrough;
case KVM_MR_CREATE:
rc = gmap_map_segment(kvm->arch.gmap, mem->userspace_addr,
mem->guest_phys_addr, mem->memory_size);

6
arch/s390/mm/gmap.c
View file

@ -804,7 +804,7 @@ static inline unsigned long *gmap_table_walk(struct gmap *gmap,
if (*table & _REGION_ENTRY_INVALID)
return NULL;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
/* Fallthrough */
fallthrough;
case _ASCE_TYPE_REGION2:
table += (gaddr & _REGION2_INDEX) >> _REGION2_SHIFT;
if (level == 3)
@ -812,7 +812,7 @@ static inline unsigned long *gmap_table_walk(struct gmap *gmap,
if (*table & _REGION_ENTRY_INVALID)
return NULL;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
/* Fallthrough */
fallthrough;
case _ASCE_TYPE_REGION3:
table += (gaddr & _REGION3_INDEX) >> _REGION3_SHIFT;
if (level == 2)
@ -820,7 +820,7 @@ static inline unsigned long *gmap_table_walk(struct gmap *gmap,
if (*table & _REGION_ENTRY_INVALID)
return NULL;
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
/* Fallthrough */
fallthrough;
case _ASCE_TYPE_SEGMENT:
table += (gaddr & _SEGMENT_INDEX) >> _SEGMENT_SHIFT;
if (level == 1)