[PATCH v4 01/53] powerpc/64s: Remove WORT SPR from POWER9/10 (take 2)

[PATCH v4 00/53] KVM: PPC: Book3S HV P9: entry/exit optimisations · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 01/53] powerpc/64s: Remove WORT SPR from POWER9/10 (take 2) · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 02/53] powerpc/64s: guard optional TIDR SPR with CPU ftr test · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 03/53] KMV: PPC: Book3S HV P9: Use set_dec to set decrementer to host · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 04/53] KVM: PPC: Book3S HV P9: Use host timer accounting to avoid decrementer read · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 05/53] KVM: PPC: Book3S HV P9: Use large decrementer for HDEC · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 06/53] KVM: PPC: Book3S HV P9: Reduce mftb per guest entry/exit · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 07/53] powerpc/time: add API for KVM to re-arm the host timer/decrementer · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 08/53] KVM: PPC: Book3S HV: POWER10 enable HAIL when running radix guests · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 09/53] powerpc/64s: Keep AMOR SPR a constant ~0 at runtime · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 10/53] KVM: PPC: Book3S HV: Don't always save PMU for guest capable of nesting · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 11/53] powerpc/64s: Always set PMU control registers to frozen/disabled when not in use · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 12/53] powerpc/64s: Implement PMU override command line option · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 13/53] KVM: PPC: Book3S HV P9: Implement PMU save/restore in C · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 14/53] KVM: PPC: Book3S HV P9: Factor PMU save/load into context switch functions · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 15/53] KVM: PPC: Book3S HV P9: Demand fault PMU SPRs when marked not inuse · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 16/53] KVM: PPC: Book3S HV P9: Factor out yield_count increment · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 17/53] KVM: PPC: Book3S HV: CTRL SPR does not require read-modify-write · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 18/53] KVM: PPC: Book3S HV P9: Move SPRG restore to restore_p9_host_os_sprs · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 19/53] KVM: PPC: Book3S HV P9: Reduce mtmsrd instructions required to save host SPRs · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 20/53] KVM: PPC: Book3S HV P9: Improve mtmsrd scheduling by delaying MSR[EE] disable · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 21/53] KVM: PPC: Book3S HV P9: Add kvmppc_stop_thread to match kvmppc_start_thread · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 22/53] KVM: PPC: Book3S HV: Change dec_expires to be relative to guest timebase · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 23/53] KVM: PPC: Book3S HV P9: Move TB updates · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 24/53] KVM: PPC: Book3S HV P9: Optimise timebase reads · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 25/53] KVM: PPC: Book3S HV P9: Avoid SPR scoreboard stalls · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 26/53] KVM: PPC: Book3S HV P9: Only execute mtSPR if the value changed · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 27/53] KVM: PPC: Book3S HV P9: Juggle SPR switching around · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 28/53] KVM: PPC: Book3S HV P9: Move vcpu register save/restore into functions · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 29/53] KVM: PPC: Book3S HV P9: Move host OS save/restore functions to built-in · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 30/53] KVM: PPC: Book3S HV P9: Move nested guest entry into its own function · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 31/53] KVM: PPC: Book3S HV P9: Move remaining SPR and MSR access into low level entry · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 32/53] KVM: PPC: Book3S HV P9: Implement TM fastpath for guest entry/exit · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 33/53] KVM: PPC: Book3S HV P9: Switch PMU to guest as late as possible · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 34/53] KVM: PPC: Book3S HV P9: Restrict DSISR canary workaround to processors that require it · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 35/53] KVM: PPC: Book3S HV P9: More SPR speed improvements · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 36/53] KVM: PPC: Book3S HV P9: Demand fault EBB facility registers · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 37/53] KVM: PPC: Book3S HV P9: Demand fault TM facility registers · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 38/53] KVM: PPC: Book3S HV P9: Use Linux SPR save/restore to manage some host SPRs · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 39/53] KVM: PPC: Book3S HV P9: Comment and fix MMU context switching code · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 40/53] KVM: PPC: Book3S HV P9: Test dawr_enabled() before saving host DAWR SPRs · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 41/53] KVM: PPC: Book3S HV P9: Don't restore PSSCR if not needed · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 42/53] KVM: PPC: Book3S HV: Split P8 from P9 path guest vCPU TLB flushing · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 43/53] KVM: PPC: Book3S HV P9: Avoid tlbsync sequence on radix guest exit · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 44/53] KVM: PPC: Book3S HV Nested: Avoid extra mftb() in nested entry · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 45/53] KVM: PPC: Book3S HV P9: Improve mfmsr performance on entry · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 46/53] KVM: PPC: Book3S HV P9: Optimise hash guest SLB saving · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 47/53] KVM: PPC: Book3S HV P9: Avoid changing MSR[RI] in entry and exit · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 48/53] KVM: PPC: Book3S HV P9: Add unlikely annotation for !mmu_ready · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 49/53] KVM: PPC: Book3S HV P9: Avoid cpu_in_guest atomics on entry and exit · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 50/53] KVM: PPC: Book3S HV P9: Remove most of the vcore logic · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 51/53] KVM: PPC: Book3S HV P9: Tidy kvmppc_create_dtl_entry · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 52/53] KVM: PPC: Book3S HV P9: Stop using vc->dpdes · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
[PATCH v4 53/53] KVM: PPC: Book3S HV P9: Remove subcore HMI handling · Nicholas Piggin <npiggin@gmail.com> · 2021-11-23
Re: [PATCH v4 00/53] KVM: PPC: Book3S HV P9: entry/exit optimisations · Michael Ellerman <hidden> · 2021-11-25

STALE1695d LANDED

Revisions (3)

2021-08-11 v2 [diff vs current]
2021-10-04 v3 [diff vs current]
2021-11-23 v4 current

From: Nicholas Piggin <npiggin@gmail.com>
Date: 2021-11-23 09:53:51
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Michael Ellerman, Linus Torvalds

This removes a missed remnant of the WORT SPR.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/platforms/powernv/idle.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c
index e3ffdc8e8567..86e787502e42 100644
--- a/arch/powerpc/platforms/powernv/idle.c
+++ b/arch/powerpc/platforms/powernv/idle.c

@@ -589,7 +589,6 @@ struct p9_sprs {
 	u64 purr;
 	u64 spurr;
 	u64 dscr;
-	u64 wort;
 	u64 ciabr;
 
 	u64 mmcra;

-- 
2.23.0

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