From: Paul Mackerras <paulus@ozlabs.org>
To: kvm@vger.kernel.org
Cc: kvm-ppc@vger.kernel.org
Subject: Re: [PATCH 1/2] KVM: PPC: Book3S HV: Move HPT guest TLB flushing to C code
Date: Tue, 30 Apr 2019 10:08:22 +0000 [thread overview]
Message-ID: <20190430100822.GH32205@blackberry> (raw)
In-Reply-To: <20190429090040.GA18822@blackberry>
On Mon, Apr 29, 2019 at 07:00:40PM +1000, Paul Mackerras wrote:
> This replaces assembler code in book3s_hv_rmhandlers.S that checks
> the kvm->arch.need_tlb_flush cpumask and optionally does a TLB flush
> with C code in book3s_hv_builtin.c. Note that unlike the radix
> version, the hash version doesn't do an explicit ERAT invalidation
> because we will invalidate and load up the SLB before entering the
> guest, and that will invalidate the ERAT.
>
> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Both patches applied to my kvm-ppc-next tree.
Paul.
WARNING: multiple messages have this Message-ID (diff)
From: Paul Mackerras <paulus@ozlabs.org>
To: kvm@vger.kernel.org
Cc: kvm-ppc@vger.kernel.org
Subject: Re: [PATCH 1/2] KVM: PPC: Book3S HV: Move HPT guest TLB flushing to C code
Date: Tue, 30 Apr 2019 20:08:22 +1000 [thread overview]
Message-ID: <20190430100822.GH32205@blackberry> (raw)
In-Reply-To: <20190429090040.GA18822@blackberry>
On Mon, Apr 29, 2019 at 07:00:40PM +1000, Paul Mackerras wrote:
> This replaces assembler code in book3s_hv_rmhandlers.S that checks
> the kvm->arch.need_tlb_flush cpumask and optionally does a TLB flush
> with C code in book3s_hv_builtin.c. Note that unlike the radix
> version, the hash version doesn't do an explicit ERAT invalidation
> because we will invalidate and load up the SLB before entering the
> guest, and that will invalidate the ERAT.
>
> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Both patches applied to my kvm-ppc-next tree.
Paul.
next prev parent reply other threads:[~2019-04-30 10:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-29 9:00 [PATCH 1/2] KVM: PPC: Book3S HV: Move HPT guest TLB flushing to C code Paul Mackerras
2019-04-29 9:00 ` Paul Mackerras
2019-04-29 9:02 ` [PATCH 2/2] KVM: PPC: Book3S HV: Flush TLB on secondary radix threads Paul Mackerras
2019-04-29 9:02 ` Paul Mackerras
2019-04-30 10:08 ` Paul Mackerras [this message]
2019-04-30 10:08 ` [PATCH 1/2] KVM: PPC: Book3S HV: Move HPT guest TLB flushing to C code Paul Mackerras
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