diff options
author | Simon Guo <wei.guo.simon@gmail.com> | 2018-05-07 14:20:07 +0800 |
---|---|---|
committer | Paul Mackerras <paulus@ozlabs.org> | 2018-05-18 15:38:23 +1000 |
commit | 1143a70665c2175a33a40d8f2dc277978fbf7640 (patch) | |
tree | 8ed1d44094325c3c3feb0d8d900b6333176a7116 | |
parent | 9c9e9cf40a9e6a385bc3e74f93d4f06f5b0b25d2 (diff) | |
download | linux-stable-1143a70665c2175a33a40d8f2dc277978fbf7640.tar.gz linux-stable-1143a70665c2175a33a40d8f2dc277978fbf7640.tar.bz2 linux-stable-1143a70665c2175a33a40d8f2dc277978fbf7640.zip |
KVM: PPC: Add pt_regs into kvm_vcpu_arch and move vcpu->arch.gpr[] into it
Current regs are scattered at kvm_vcpu_arch structure and it will
be more neat to organize them into pt_regs structure.
Also it will enable reimplementation of MMIO emulation code with
analyse_instr() later.
Signed-off-by: Simon Guo <wei.guo.simon@gmail.com>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
-rw-r--r-- | arch/powerpc/include/asm/kvm_book3s.h | 4 | ||||
-rw-r--r-- | arch/powerpc/include/asm/kvm_book3s_64.h | 8 | ||||
-rw-r--r-- | arch/powerpc/include/asm/kvm_booke.h | 4 | ||||
-rw-r--r-- | arch/powerpc/include/asm/kvm_host.h | 2 | ||||
-rw-r--r-- | arch/powerpc/kernel/asm-offsets.c | 2 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_64_vio_hv.c | 2 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_hv_builtin.c | 6 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_hv_rm_mmu.c | 15 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_hv_rm_xics.c | 2 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_pr.c | 56 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_xive_template.c | 4 | ||||
-rw-r--r-- | arch/powerpc/kvm/e500_emulate.c | 4 |
12 files changed, 55 insertions, 54 deletions
diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h index c1f3a870c48a..e3182f7ae499 100644 --- a/arch/powerpc/include/asm/kvm_book3s.h +++ b/arch/powerpc/include/asm/kvm_book3s.h @@ -275,12 +275,12 @@ static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu) static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) { - vcpu->arch.gpr[num] = val; + vcpu->arch.regs.gpr[num] = val; } static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num) { - return vcpu->arch.gpr[num]; + return vcpu->arch.regs.gpr[num]; } static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val) diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h index c424e44f4c00..38dbcad086d6 100644 --- a/arch/powerpc/include/asm/kvm_book3s_64.h +++ b/arch/powerpc/include/asm/kvm_book3s_64.h @@ -490,8 +490,8 @@ static inline void copy_from_checkpoint(struct kvm_vcpu *vcpu) vcpu->arch.ppr = vcpu->arch.ppr_tm; vcpu->arch.dscr = vcpu->arch.dscr_tm; vcpu->arch.tar = vcpu->arch.tar_tm; - memcpy(vcpu->arch.gpr, vcpu->arch.gpr_tm, - sizeof(vcpu->arch.gpr)); + memcpy(vcpu->arch.regs.gpr, vcpu->arch.gpr_tm, + sizeof(vcpu->arch.regs.gpr)); vcpu->arch.fp = vcpu->arch.fp_tm; vcpu->arch.vr = vcpu->arch.vr_tm; vcpu->arch.vrsave = vcpu->arch.vrsave_tm; @@ -507,8 +507,8 @@ static inline void copy_to_checkpoint(struct kvm_vcpu *vcpu) vcpu->arch.ppr_tm = vcpu->arch.ppr; vcpu->arch.dscr_tm = vcpu->arch.dscr; vcpu->arch.tar_tm = vcpu->arch.tar; - memcpy(vcpu->arch.gpr_tm, vcpu->arch.gpr, - sizeof(vcpu->arch.gpr)); + memcpy(vcpu->arch.gpr_tm, vcpu->arch.regs.gpr, + sizeof(vcpu->arch.regs.gpr)); vcpu->arch.fp_tm = vcpu->arch.fp; vcpu->arch.vr_tm = vcpu->arch.vr; vcpu->arch.vrsave_tm = vcpu->arch.vrsave; diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h index bc6e29e4dfd4..f5fc9569ef56 100644 --- a/arch/powerpc/include/asm/kvm_booke.h +++ b/arch/powerpc/include/asm/kvm_booke.h @@ -36,12 +36,12 @@ static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) { - vcpu->arch.gpr[num] = val; + vcpu->arch.regs.gpr[num] = val; } static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num) { - return vcpu->arch.gpr[num]; + return vcpu->arch.regs.gpr[num]; } static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val) diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index 9703f8f229c9..a75443a372bb 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -486,7 +486,7 @@ struct kvm_vcpu_arch { struct kvmppc_book3s_shadow_vcpu *shadow_vcpu; #endif - ulong gpr[32]; + struct pt_regs regs; struct thread_fp_state fp; diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 373dc1d6ef44..774c6a8ebfb4 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -425,7 +425,7 @@ int main(void) OFFSET(VCPU_HOST_STACK, kvm_vcpu, arch.host_stack); OFFSET(VCPU_HOST_PID, kvm_vcpu, arch.host_pid); OFFSET(VCPU_GUEST_PID, kvm_vcpu, arch.pid); - OFFSET(VCPU_GPRS, kvm_vcpu, arch.gpr); + OFFSET(VCPU_GPRS, kvm_vcpu, arch.regs.gpr); OFFSET(VCPU_VRSAVE, kvm_vcpu, arch.vrsave); OFFSET(VCPU_FPRS, kvm_vcpu, arch.fp.fpr); #ifdef CONFIG_ALTIVEC diff --git a/arch/powerpc/kvm/book3s_64_vio_hv.c b/arch/powerpc/kvm/book3s_64_vio_hv.c index 635f3ca8129a..925fc316a104 100644 --- a/arch/powerpc/kvm/book3s_64_vio_hv.c +++ b/arch/powerpc/kvm/book3s_64_vio_hv.c @@ -609,7 +609,7 @@ long kvmppc_h_get_tce(struct kvm_vcpu *vcpu, unsigned long liobn, page = stt->pages[idx / TCES_PER_PAGE]; tbl = (u64 *)page_address(page); - vcpu->arch.gpr[4] = tbl[idx % TCES_PER_PAGE]; + vcpu->arch.regs.gpr[4] = tbl[idx % TCES_PER_PAGE]; return H_SUCCESS; } diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c b/arch/powerpc/kvm/book3s_hv_builtin.c index de18299f92b7..2b127586be30 100644 --- a/arch/powerpc/kvm/book3s_hv_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_builtin.c @@ -211,9 +211,9 @@ long kvmppc_h_random(struct kvm_vcpu *vcpu) /* Only need to do the expensive mfmsr() on radix */ if (kvm_is_radix(vcpu->kvm) && (mfmsr() & MSR_IR)) - r = powernv_get_random_long(&vcpu->arch.gpr[4]); + r = powernv_get_random_long(&vcpu->arch.regs.gpr[4]); else - r = powernv_get_random_real_mode(&vcpu->arch.gpr[4]); + r = powernv_get_random_real_mode(&vcpu->arch.regs.gpr[4]); if (r) return H_SUCCESS; @@ -562,7 +562,7 @@ unsigned long kvmppc_rm_h_xirr_x(struct kvm_vcpu *vcpu) { if (!kvmppc_xics_enabled(vcpu)) return H_TOO_HARD; - vcpu->arch.gpr[5] = get_tb(); + vcpu->arch.regs.gpr[5] = get_tb(); if (xive_enabled()) { if (is_rm()) return xive_rm_h_xirr(vcpu); diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c b/arch/powerpc/kvm/book3s_hv_rm_mmu.c index 78e6a392330f..8e12c5c3c4ee 100644 --- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c +++ b/arch/powerpc/kvm/book3s_hv_rm_mmu.c @@ -418,7 +418,8 @@ long kvmppc_h_enter(struct kvm_vcpu *vcpu, unsigned long flags, long pte_index, unsigned long pteh, unsigned long ptel) { return kvmppc_do_h_enter(vcpu->kvm, flags, pte_index, pteh, ptel, - vcpu->arch.pgdir, true, &vcpu->arch.gpr[4]); + vcpu->arch.pgdir, true, + &vcpu->arch.regs.gpr[4]); } #ifdef __BIG_ENDIAN__ @@ -561,13 +562,13 @@ long kvmppc_h_remove(struct kvm_vcpu *vcpu, unsigned long flags, unsigned long pte_index, unsigned long avpn) { return kvmppc_do_h_remove(vcpu->kvm, flags, pte_index, avpn, - &vcpu->arch.gpr[4]); + &vcpu->arch.regs.gpr[4]); } long kvmppc_h_bulk_remove(struct kvm_vcpu *vcpu) { struct kvm *kvm = vcpu->kvm; - unsigned long *args = &vcpu->arch.gpr[4]; + unsigned long *args = &vcpu->arch.regs.gpr[4]; __be64 *hp, *hptes[4]; unsigned long tlbrb[4]; long int i, j, k, n, found, indexes[4]; @@ -787,8 +788,8 @@ long kvmppc_h_read(struct kvm_vcpu *vcpu, unsigned long flags, r = rev[i].guest_rpte | (r & (HPTE_R_R | HPTE_R_C)); r &= ~HPTE_GR_RESERVED; } - vcpu->arch.gpr[4 + i * 2] = v; - vcpu->arch.gpr[5 + i * 2] = r; + vcpu->arch.regs.gpr[4 + i * 2] = v; + vcpu->arch.regs.gpr[5 + i * 2] = r; } return H_SUCCESS; } @@ -834,7 +835,7 @@ long kvmppc_h_clear_ref(struct kvm_vcpu *vcpu, unsigned long flags, } } } - vcpu->arch.gpr[4] = gr; + vcpu->arch.regs.gpr[4] = gr; ret = H_SUCCESS; out: unlock_hpte(hpte, v & ~HPTE_V_HVLOCK); @@ -881,7 +882,7 @@ long kvmppc_h_clear_mod(struct kvm_vcpu *vcpu, unsigned long flags, kvmppc_set_dirty_from_hpte(kvm, v, gr); } } - vcpu->arch.gpr[4] = gr; + vcpu->arch.regs.gpr[4] = gr; ret = H_SUCCESS; out: unlock_hpte(hpte, v & ~HPTE_V_HVLOCK); diff --git a/arch/powerpc/kvm/book3s_hv_rm_xics.c b/arch/powerpc/kvm/book3s_hv_rm_xics.c index 2a862618f072..758d1d23215e 100644 --- a/arch/powerpc/kvm/book3s_hv_rm_xics.c +++ b/arch/powerpc/kvm/book3s_hv_rm_xics.c @@ -517,7 +517,7 @@ unsigned long xics_rm_h_xirr(struct kvm_vcpu *vcpu) } while (!icp_rm_try_update(icp, old_state, new_state)); /* Return the result in GPR4 */ - vcpu->arch.gpr[4] = xirr; + vcpu->arch.regs.gpr[4] = xirr; return check_too_hard(xics, icp); } diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index d3f304d06adf..899bc9a02ab5 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -147,20 +147,20 @@ void kvmppc_copy_to_svcpu(struct kvm_vcpu *vcpu) { struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu); - svcpu->gpr[0] = vcpu->arch.gpr[0]; - svcpu->gpr[1] = vcpu->arch.gpr[1]; - svcpu->gpr[2] = vcpu->arch.gpr[2]; - svcpu->gpr[3] = vcpu->arch.gpr[3]; - svcpu->gpr[4] = vcpu->arch.gpr[4]; - svcpu->gpr[5] = vcpu->arch.gpr[5]; - svcpu->gpr[6] = vcpu->arch.gpr[6]; - svcpu->gpr[7] = vcpu->arch.gpr[7]; - svcpu->gpr[8] = vcpu->arch.gpr[8]; - svcpu->gpr[9] = vcpu->arch.gpr[9]; - svcpu->gpr[10] = vcpu->arch.gpr[10]; - svcpu->gpr[11] = vcpu->arch.gpr[11]; - svcpu->gpr[12] = vcpu->arch.gpr[12]; - svcpu->gpr[13] = vcpu->arch.gpr[13]; + svcpu->gpr[0] = vcpu->arch.regs.gpr[0]; + svcpu->gpr[1] = vcpu->arch.regs.gpr[1]; + svcpu->gpr[2] = vcpu->arch.regs.gpr[2]; + svcpu->gpr[3] = vcpu->arch.regs.gpr[3]; + svcpu->gpr[4] = vcpu->arch.regs.gpr[4]; + svcpu->gpr[5] = vcpu->arch.regs.gpr[5]; + svcpu->gpr[6] = vcpu->arch.regs.gpr[6]; + svcpu->gpr[7] = vcpu->arch.regs.gpr[7]; + svcpu->gpr[8] = vcpu->arch.regs.gpr[8]; + svcpu->gpr[9] = vcpu->arch.regs.gpr[9]; + svcpu->gpr[10] = vcpu->arch.regs.gpr[10]; + svcpu->gpr[11] = vcpu->arch.regs.gpr[11]; + svcpu->gpr[12] = vcpu->arch.regs.gpr[12]; + svcpu->gpr[13] = vcpu->arch.regs.gpr[13]; svcpu->cr = vcpu->arch.cr; svcpu->xer = vcpu->arch.xer; svcpu->ctr = vcpu->arch.ctr; @@ -194,20 +194,20 @@ void kvmppc_copy_from_svcpu(struct kvm_vcpu *vcpu) if (!svcpu->in_use) goto out; - vcpu->arch.gpr[0] = svcpu->gpr[0]; - vcpu->arch.gpr[1] = svcpu->gpr[1]; - vcpu->arch.gpr[2] = svcpu->gpr[2]; - vcpu->arch.gpr[3] = svcpu->gpr[3]; - vcpu->arch.gpr[4] = svcpu->gpr[4]; - vcpu->arch.gpr[5] = svcpu->gpr[5]; - vcpu->arch.gpr[6] = svcpu->gpr[6]; - vcpu->arch.gpr[7] = svcpu->gpr[7]; - vcpu->arch.gpr[8] = svcpu->gpr[8]; - vcpu->arch.gpr[9] = svcpu->gpr[9]; - vcpu->arch.gpr[10] = svcpu->gpr[10]; - vcpu->arch.gpr[11] = svcpu->gpr[11]; - vcpu->arch.gpr[12] = svcpu->gpr[12]; - vcpu->arch.gpr[13] = svcpu->gpr[13]; + vcpu->arch.regs.gpr[0] = svcpu->gpr[0]; + vcpu->arch.regs.gpr[1] = svcpu->gpr[1]; + vcpu->arch.regs.gpr[2] = svcpu->gpr[2]; + vcpu->arch.regs.gpr[3] = svcpu->gpr[3]; + vcpu->arch.regs.gpr[4] = svcpu->gpr[4]; + vcpu->arch.regs.gpr[5] = svcpu->gpr[5]; + vcpu->arch.regs.gpr[6] = svcpu->gpr[6]; + vcpu->arch.regs.gpr[7] = svcpu->gpr[7]; + vcpu->arch.regs.gpr[8] = svcpu->gpr[8]; + vcpu->arch.regs.gpr[9] = svcpu->gpr[9]; + vcpu->arch.regs.gpr[10] = svcpu->gpr[10]; + vcpu->arch.regs.gpr[11] = svcpu->gpr[11]; + vcpu->arch.regs.gpr[12] = svcpu->gpr[12]; + vcpu->arch.regs.gpr[13] = svcpu->gpr[13]; vcpu->arch.cr = svcpu->cr; vcpu->arch.xer = svcpu->xer; vcpu->arch.ctr = svcpu->ctr; diff --git a/arch/powerpc/kvm/book3s_xive_template.c b/arch/powerpc/kvm/book3s_xive_template.c index 99c3620b40d9..6e41ba7ec8f4 100644 --- a/arch/powerpc/kvm/book3s_xive_template.c +++ b/arch/powerpc/kvm/book3s_xive_template.c @@ -334,7 +334,7 @@ X_STATIC unsigned long GLUE(X_PFX,h_xirr)(struct kvm_vcpu *vcpu) */ /* Return interrupt and old CPPR in GPR4 */ - vcpu->arch.gpr[4] = hirq | (old_cppr << 24); + vcpu->arch.regs.gpr[4] = hirq | (old_cppr << 24); return H_SUCCESS; } @@ -369,7 +369,7 @@ X_STATIC unsigned long GLUE(X_PFX,h_ipoll)(struct kvm_vcpu *vcpu, unsigned long hirq = GLUE(X_PFX,scan_interrupts)(xc, pending, scan_poll); /* Return interrupt and old CPPR in GPR4 */ - vcpu->arch.gpr[4] = hirq | (xc->cppr << 24); + vcpu->arch.regs.gpr[4] = hirq | (xc->cppr << 24); return H_SUCCESS; } diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c index 990db69a1d0b..8f871fb75228 100644 --- a/arch/powerpc/kvm/e500_emulate.c +++ b/arch/powerpc/kvm/e500_emulate.c @@ -53,7 +53,7 @@ static int dbell2prio(ulong param) static int kvmppc_e500_emul_msgclr(struct kvm_vcpu *vcpu, int rb) { - ulong param = vcpu->arch.gpr[rb]; + ulong param = vcpu->arch.regs.gpr[rb]; int prio = dbell2prio(param); if (prio < 0) @@ -65,7 +65,7 @@ static int kvmppc_e500_emul_msgclr(struct kvm_vcpu *vcpu, int rb) static int kvmppc_e500_emul_msgsnd(struct kvm_vcpu *vcpu, int rb) { - ulong param = vcpu->arch.gpr[rb]; + ulong param = vcpu->arch.regs.gpr[rb]; int prio = dbell2prio(rb); int pir = param & PPC_DBELL_PIR_MASK; int i; |