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| author |   Nicholas Piggin <npiggin@gmail.com> | 2021-05-28 19:07:26 +1000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2021-06-10 22:12:12 +1000 |
| commit | 1b5821c630c219e3c6f643ebbefcf08c9fa714d8 (patch) | |
| tree | 367673e0565fe39e533e111d8eaeb24c41581849 /arch/powerpc/kvm/book3s_segment.S | |
| parent | KVM: PPC: Book3S 64: Move interrupt early register setup to KVM (diff) | |
| download | linux-dev-1b5821c630c219e3c6f643ebbefcf08c9fa714d8.tar.xz linux-dev-1b5821c630c219e3c6f643ebbefcf08c9fa714d8.zip | |
KVM: PPC: Book3S 64: move bad_host_intr check to HV handler
The bad_host_intr check will never be true with PR KVM, move
it to HV code.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210528090752.3542186-7-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kvm/book3s_segment.S')
| -rw-r--r-- | arch/powerpc/kvm/book3s_segment.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_segment.S b/arch/powerpc/kvm/book3s_segment.S index 1f492aa4c8d6..202046a83fc1 100644 --- a/arch/powerpc/kvm/book3s_segment.S +++ b/arch/powerpc/kvm/book3s_segment.S @@ -164,12 +164,15 @@ kvmppc_interrupt_pr: /* 64-bit entry. Register usage at this point: * * SPRG_SCRATCH0 = guest R13 + * R9 = HSTATE_IN_GUEST * R12 = (guest CR << 32) | exit handler id * R13 = PACA * HSTATE.SCRATCH0 = guest R12 + * HSTATE.SCRATCH2 = guest R9 */ #ifdef CONFIG_PPC64 /* Match 32-bit entry */ + ld r9,HSTATE_SCRATCH2(r13) rotldi r12, r12, 32 /* Flip R12 halves for stw */ stw r12, HSTATE_SCRATCH1(r13) /* CR is now in the low half */ srdi r12, r12, 32 /* shift trap into low half */ |