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Author SHA1 Message Date
Will Deacon
53126fcffe Revert "ANDROID: KVM: arm64: Reclaim vm state pages in teardown memcache" 
This reverts commit 4fc088eb4d.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ib501d33a02db97c1f6baea30799f5bb2a5e199b6
 2022-08-04 13:03:53 +00:00
Will Deacon
595bc3a9a9 Revert "ANDROID: KVM: arm64: Avoid switching to guest context if guest is already loaded" 
This reverts commit 42fe901800.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Icfe3e376901026537c30d82f582f4ea1b70f95df
 2022-08-04 13:03:53 +00:00
Will Deacon
a0ef0f6062 Revert "ANDROID: BACKPORT: KVM: arm64: Turn kvm_pgtable_stage2_set_owner into kvm_pgtable_stage2_annotate" 
This reverts commit cc8d7dcc40.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Id91c26607ade15cf26e0b16ff34d75ac510a5796
 2022-08-04 13:03:53 +00:00
Will Deacon
9a15f73e76 Revert "ANDROID: BACKPORT: KVM: arm64: Make owner ids 32 bits wide" 
This reverts commit 5da4a4ca5f.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ife482bbf47e0d284ef13a1ea3221e1788749cda2
 2022-08-04 13:03:53 +00:00
Will Deacon
6185f0af6a Revert "ANDROID: BACKPORT: KVM: arm64: Use guest VMID as owner id" 
This reverts commit dded44bcfd.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I9f065a0e0d60df6663f6fffedfbc94d77dc16c4a
 2022-08-04 13:03:53 +00:00
Will Deacon
e3c771734c Revert "ANDROID: KVM: arm64: Refcount shadow structs on vcpu_{load/put}()" 
This reverts commit 6f93dc7bb9.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I5d6f272349a30363081dd10962a04600c6191030
 2022-08-04 13:03:53 +00:00
Will Deacon
5a6e3a9fc5 Revert "ANDROID: KVM: arm64: Reject concurrent loading of a vCPU on multiple physical CPUs" 
This reverts commit d3e0947f47.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Iec17d6136e5a482553bf4ca24d21a975c71894b6
 2022-08-04 13:03:53 +00:00
Will Deacon
a712ed58dc Revert "ANDROID: KVM: arm64: Add initial support for KVM_CAP_EXIT_HYPERCALL" 
This reverts commit a1bd2a6b3c.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I1e80a4ad2243313d0e9ff899a2686a1a6afa00f6
 2022-08-04 13:03:53 +00:00
Will Deacon
3201118a4b Revert "ANDROID: KVM: arm64: Add __pkvm_guest_share_host()" 
This reverts commit 00c5ba045a.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I43fba407a67d82879075ecca198707e95e8cfd54
 2022-08-04 13:03:53 +00:00
Will Deacon
f0aa9058a5 Revert "ANDROID: KVM: arm64: Add __pkvm_guest_unshare_host()" 
This reverts commit f3468eac6f.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ie7b3c5c296c8c3a76fb91e1db0d9ee8f8830241f
 2022-08-04 13:03:53 +00:00
Will Deacon
14283663e3 Revert "ANDROID: KVM: arm64: Advertise KVM vendor hypercalls to protected guests" 
This reverts commit dfd60e8e53.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I5f4fdc27bbd4d80d9c459061df087680959803a9
 2022-08-04 13:03:53 +00:00
Will Deacon
0dd604b38e Revert "ANDROID: KVM: arm64: Add MEMINFO and {UN,}SHARE hypercalls for protected guests" 
This reverts commit da4c4dc33a.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I5f812a7f92fc3762cb455b779f56aedac2e2cb83
 2022-08-04 13:03:53 +00:00
Will Deacon
691a2f8a06 Revert "ANDROID: KVM: arm64: Allow userspace to receive SHARE and UNSHARE notifications" 
This reverts commit 0b7e337baf.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Idfaa58fd19bbd63cd1c154b0db808a6010780cd6
 2022-08-04 13:03:53 +00:00
Will Deacon
e27735571c Revert "ANDROID: KVM: arm64: Donate pages to protected guests" 
This reverts commit f85c26161b.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: If58c476aa2d6a9a48a616a0cb820bce27bbd38fb
 2022-08-04 13:03:53 +00:00
Will Deacon
e4e37ef81b Revert "ANDROID: BACKPORT: KVM: arm64: Zero protected guest pages on teardown" 
This reverts commit f4c9f74c6b.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I28028ce2f48286a2a9e756f14b35582931324ec3
 2022-08-04 13:03:53 +00:00
Will Deacon
20840b293b Revert "FROMLIST: firmware/smccc: Call arch-specific hook on discovering KVM services" 
This reverts commit 8e3a834c92.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ifbbb03e1bec289ec469f4baa7064639b4d333612
 2022-08-04 13:03:53 +00:00
Will Deacon
5e2f16424e Revert "ANDROID: BACKPORT: arm64: mm: Implement memory encryption API using KVM sharing hypercalls" 
This reverts commit e8238cfc5d.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I69dfeba4439dc5d3eb1f551348344e77b8843a56
 2022-08-04 13:03:53 +00:00
Will Deacon
c23d4c1dee Revert "ANDROID: KVM: arm64: Create EL2 shadow for VMs when pKVM is enabled" 
This reverts commit 08a460da6c.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I3175fc312cac51fb610c77a8971c3d0bd4601a8c
 2022-08-04 13:03:53 +00:00
Will Deacon
9cd6530cd8 Revert "ANDROID: KVM: arm64: Ignore 'kvm-arm.mode=protected' when using VHE" 
This reverts commit 13e73a21a9.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I14dafb03c3225941aafda6bdffbe5ca82ab338c0
 2022-08-04 13:03:53 +00:00
Will Deacon
18da892d53 Revert "ANDROID: KVM: arm64: Extend comment in has_vhe()" 
This reverts commit 705b678b8b.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ifdfdf46dd90dc60255e4ffa5166c5ef8742bb003
 2022-08-04 13:03:53 +00:00
Will Deacon
654f169aca Revert "ANDROID: BACKPORT: KVM: arm64: Parse reserved-memory node for pkvm guest firmware region" 
This reverts commit 4b23440d04.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I97772be62d61ef852ffb318eca86117c01c2c5fb
 2022-08-04 13:03:53 +00:00
Will Deacon
1f5daaad2a Revert "ANDROID: KVM: arm64: Unmap PVM firmware from host stage-2 during de-privilege" 
This reverts commit ab5c0b846b.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ie841e089ff0a8a1de8fd3137b6271a846de14f24
 2022-08-04 13:03:53 +00:00
Will Deacon
77fa9a4630 Revert "ANDROID: KVM: arm64: Copy pvmfw into guest pages during donation from the host" 
This reverts commit 29cbec8da5.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I34cf99f136ec35541daea3980ef28b48cb549db2
 2022-08-04 13:03:53 +00:00
Will Deacon
841262de62 Revert "ANDROID: KVM: arm64: Reset primary vCPU according to PVM firmware boot protocol" 
This reverts commit 94d7fa9be4.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia079aadbc80cdc6cacc59440392ab64228633b62
 2022-08-04 13:03:53 +00:00
Will Deacon
a3c29e1691 Revert "ANDROID: BACKPORT: KVM: arm64: Introduce KVM_VM_TYPE_ARM_PROTECTED machine type for PVMs" 
This reverts commit 3c4b7ff736.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I9009040d4630399b83c96140fcf9ddd27148edfd
 2022-08-04 13:03:53 +00:00
Will Deacon
c174bacad8 Revert "ANDROID: KVM: arm64: Introduce KVM_CAP_ARM_PROTECTED_VM to set/query PVM firmware" 
This reverts commit eb41d18574.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia9ff51b435d87e1c4cb3457ff3ccb35822c4bcae
 2022-08-04 13:03:53 +00:00
Will Deacon
94d5ecddf9 Revert "ANDROID: KVM: arm64: pkvm: Move memcache topup into a helper" 
This reverts commit 339858e146.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I2bf7a17e413b212bc18f0a8ab688f968753a1e74
 2022-08-04 13:03:53 +00:00
Will Deacon
781c407382 Revert "ANDROID: KVM: arm64: pkvm: Rerge get_num_hvc_args into handle_pvm_exit_hvc64" 
This reverts commit addb3e1f47.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia08e9c250eb792229249e650f521aa5c9945bd14
 2022-08-04 13:03:53 +00:00
Will Deacon
b627f34de6 Revert "ANDROID: KVM: arm64: pkvm: Store vcpus in donated PGD at shadow-creation time" 
This reverts commit f780e698c7.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I8be1d605613f7690a0ce2c91b16f523caf6faaaa
 2022-08-04 13:03:53 +00:00
Will Deacon
b0e3391767 Revert "ANDROID: KVM: arm64: pkvm: Update the shadow view of pkvm.enabled at creation time" 
This reverts commit 7c52b4e55a.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I554fc97f1eb09ecea5ebee3cd97d99aef34f63ac
 2022-08-04 13:03:53 +00:00
Will Deacon
aaa1536fde Revert "ANDROID: KVM: arm64: Introduce vcpu_is_protected() helper" 
This reverts commit 9c2007f6d5.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Iff965ea172cc70be200263b6bb3905e098d43b48
 2022-08-04 13:03:53 +00:00
Will Deacon
fe3d8d0610 Revert "ANDROID: KVM: arm64: Generate hyp-constants.o as an nVHE object" 
This reverts commit e7d30f4c8c.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I9573d9cf73b859537b59e66ab167fb3235814aa7
 2022-08-04 13:03:53 +00:00
Will Deacon
bd24047df8 Revert "ANDROID: KVM: arm64: pkvm: Replace pkvm_loaded_state.is_shadow with is_protected" 
This reverts commit 730d3feb51.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Id8f9276c91c1751abe941c1fcb480ab46c2ba4eb
 2022-08-04 13:03:53 +00:00
Will Deacon
718453208b Revert "ANDROID: KVM: arm64: pkvm: Make {flush,sync}_shadow_state() take the full state" 
This reverts commit 342b0133f3.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Id110cce06a1fc87ce92ba636d0f8e433c8f22377
 2022-08-04 13:03:53 +00:00
Will Deacon
74ab599fa2 Revert "ANDROID: KVM: arm64: pkvm: Introduce entry/exit handlers for non-protected guests" 
This reverts commit 20204f79de.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I7baad7e1eac9ecb599c6d523fd63be35eae90d60
 2022-08-04 13:03:53 +00:00
Will Deacon
f36f91850c Revert "ANDROID: KVM: arm64: pkvm: State sync primitives for non-protected guests" 
This reverts commit a282cd5146.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I48809badb409aee968d80af6de0e51225c6d9a81
 2022-08-04 13:03:53 +00:00
Will Deacon
7de7e7cad5 Revert "ANDROID: KVM: arm64: pkvm: Manage the non-protected guest dirty state from EL1" 
This reverts commit 28f12f0fa0.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I9356bcade5fa5f1bdc7cb8a917b7d27750598c4e
 2022-08-04 13:03:53 +00:00
Will Deacon
effcb9d307 Revert "ANDROID: KVM: arm64: pkvm: Share memory with non-protected guests" 
This reverts commit 8d6a327d52.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I09b2c8ab0cca2e02680c1194d403b6eb04fc565c
 2022-08-04 13:03:53 +00:00
Will Deacon
4a8d2c41f1 Revert "ANDROID: KVM: arm64: pkvm: Don't init pvm traps non non-protected guests" 
This reverts commit 1fef38359c.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ib43801b7ccbae0ff3dbba90fd5807545a185c238
 2022-08-04 13:03:53 +00:00
Will Deacon
62d2bb0336 Revert "ANDROID: KVM: arm64: pkvm: Allow the shadows to be destroyed on teardown" 
This reverts commit 88c46ab100.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia915c2511df615f86dcc1f9ee6db3a5a2f1fb5ea
 2022-08-04 13:03:53 +00:00
Will Deacon
cc2b97cd8d Revert "ANDROID: KVM: arm64: pkvm: Plug in cache invalidation for non-protected guests" 
This reverts commit a1d06af5bf.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ibe4bfbcda3b20a4e49dec44134e7c2976822f1b6
 2022-08-04 13:03:53 +00:00
Will Deacon
f53a0bf6f5 Revert "ANDROID: KVM: arm64: Generalise VM features into a set of flags" 
This reverts commit 5abc5f17d0.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ib4c47c8525f84b37f795b17deb6f46e200327851
 2022-08-04 13:03:53 +00:00
Will Deacon
e53dcb28d8 Revert "ANDROID: KVM: arm64: Check for PTE valitity when checking for executable/cacheable" 
This reverts commit 89db48d204.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: If1f19dba34d473936b43cb096eec4b4da949ca63
 2022-08-04 13:03:53 +00:00
Will Deacon
41eae257b0 Revert "ANDROID: KVM: arm64: Define MMIO guard hypercalls" 
This reverts commit c1f264d4f0.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I178180fa556f79494f19308f624da389276c6bfe
 2022-08-04 13:03:53 +00:00
Will Deacon
68cc629d41 Revert "ANDROID: KVM: arm64: Expose topup_hyp_memcache() to the rest of KVM" 
This reverts commit c3e455cd33.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I1d5d4253d594b2f78ce85dffe079e00b057cd8aa
 2022-08-04 13:03:53 +00:00
Will Deacon
ba9f3e3f2c Revert "ANDROID: KVM: arm64: Introduce KVM_ARCH_FLAG_MMIO_GUARD flag" 
This reverts commit 4bd3bae3cc.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I8eeec94cfcb23321b6b4484c65f3cfd72a24e605
 2022-08-04 13:03:53 +00:00
Will Deacon
93e2533bb2 Revert "ANDROID: KVM: arm64: pkvm: Add MMIO guard infrastructure" 
This reverts commit f01af370af.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ia1815d69520e2744ba8830d997d269c9e23e6004
 2022-08-04 13:03:53 +00:00
Will Deacon
4d701c3c6a Revert "ANDROID: KVM: arm64: pkvm: Wire MMIO guard hypercalls" 
This reverts commit 030481dc2d.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I39520f277075b5eb150769c160cb2587ae0abcc3
 2022-08-04 13:03:53 +00:00
Will Deacon
751dadca33 Revert "ANDROID: KVM: arm64: Plumb MMIO checking into the fault handling" 
This reverts commit 24483ac2db.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: Ic8ae32142b60443fe53a12bf9b62278bc5e11ef1
 2022-08-04 13:03:53 +00:00
Will Deacon
4dc8c78676 Revert "ANDROID: KVM: arm64: Add some documentation for the MMIO guard feature" 
This reverts commit 4837fb146d.

Bug: 233587962
Signed-off-by: Will Deacon <willdeacon@google.com>
Change-Id: I325a2f4a7de41d5ff8e8ced99925fab6817bc7c2
 2022-08-04 13:03:53 +00:00