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KVM/arm64 updates for v5.14.

Browse source 
- Add MTE support in guests, complete with tag save/restore interface
 - Reduce the impact of CMOs by moving them in the page-table code
 - Allow device block mappings at stage-2
 - Reduce the footprint of the vmemmap in protected mode
 - Support the vGIC on dumb systems such as the Apple M1
 - Add selftest infrastructure to support multiple configuration
   and apply that to PMU/non-PMU setups
 - Add selftests for the debug architecture
 - The usual crop of PMU fixes
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Merge tag 'kvmarm-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for v5.14.

- Add MTE support in guests, complete with tag save/restore interface
- Reduce the impact of CMOs by moving them in the page-table code
- Allow device block mappings at stage-2
- Reduce the footprint of the vmemmap in protected mode
- Support the vGIC on dumb systems such as the Apple M1
- Add selftest infrastructure to support multiple configuration
  and apply that to PMU/non-PMU setups
- Add selftests for the debug architecture
- The usual crop of PMU fixes
This commit is contained in:
Paolo Bonzini 2021-06-25 11:24:24 -04:00
commit b8917b4ae4
816 changed files with 9392 additions and 4425 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/uapi/linux/kvm.h
View file

@ -1111,6 +1111,7 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_PPC_RPT_INVALIDATE 202
#define KVM_CAP_BINARY_STATS_FD 203
#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
#define KVM_CAP_ARM_MTE 205
#ifdef KVM_CAP_IRQ_ROUTING
@ -1456,6 +1457,7 @@ struct kvm_s390_ucas_mapping {
/* Available with KVM_CAP_PMU_EVENT_FILTER */
#define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
#define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
#define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags)
/* ioctl for vm fd */
#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)

2
include/uapi/linux/perf_event.h
View file

@ -464,7 +464,7 @@ struct perf_event_attr {
/*
* User provided data if sigtrap=1, passed back to user via
* siginfo_t::si_perf, e.g. to permit user to identify the event.
* siginfo_t::si_perf_data, e.g. to permit user to identify the event.
*/
__u64 sig_data;
};

4
include/uapi/linux/signalfd.h
View file

@ -39,8 +39,6 @@ struct signalfd_siginfo {
__s32 ssi_syscall;
__u64 ssi_call_addr;
__u32 ssi_arch;
__u32 __pad3;
__u64 ssi_perf;
/*
* Pad strcture to 128 bytes. Remember to update the
@ -51,7 +49,7 @@ struct signalfd_siginfo {
* comes out of a read(2) and we really don't want to have
* a compat on read(2).
*/
__u8 __pad[16];
__u8 __pad[28];
};