From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: Paul Mackerras <paulus@ozlabs.org>,
kvm@vger.kernel.org, kvm-ppc@vger.kernel.org,
linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 02/13] powerpc/64: Provide functions for accessing POWER9 partition table
Date: Fri, 18 Nov 2016 14:39:30 +0000 [thread overview]
Message-ID: <878tsgoobx.fsf@linux.vnet.ibm.com> (raw)
In-Reply-To: <1479454122-26994-3-git-send-email-paulus@ozlabs.org>
Paul Mackerras <paulus@ozlabs.org> writes:
+
> + /* Global flush of TLBs and partition table caches for this lpid */
> + asm volatile("ptesync");
> + asm volatile(PPC_TLBIE_5(%0,%1,2,0,0) : : "r"(0x800), "r" (lpid));
> + asm volatile("eieio; tlbsync; ptesync" : : : "memory");
> +}
It would be nice to convert that 0x800 to a documented IS value or better use
radix__flush_tlb_pid() ?
-aneesh
WARNING: multiple messages have this Message-ID (diff)
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: Paul Mackerras <paulus@ozlabs.org>,
kvm@vger.kernel.org, kvm-ppc@vger.kernel.org,
linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 02/13] powerpc/64: Provide functions for accessing POWER9 partition table
Date: Fri, 18 Nov 2016 19:57:30 +0530 [thread overview]
Message-ID: <878tsgoobx.fsf@linux.vnet.ibm.com> (raw)
In-Reply-To: <1479454122-26994-3-git-send-email-paulus@ozlabs.org>
Paul Mackerras <paulus@ozlabs.org> writes:
+
> + /* Global flush of TLBs and partition table caches for this lpid */
> + asm volatile("ptesync");
> + asm volatile(PPC_TLBIE_5(%0,%1,2,0,0) : : "r"(0x800), "r" (lpid));
> + asm volatile("eieio; tlbsync; ptesync" : : : "memory");
> +}
It would be nice to convert that 0x800 to a documented IS value or better use
radix__flush_tlb_pid() ?
-aneesh
next prev parent reply other threads:[~2016-11-18 14:39 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-18 7:28 [PATCH 00/13] KVM: PPC: Support POWER9 guests Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 01/13] powerpc/64: Add some more SPRs and SPR bits for POWER9 Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 02/13] powerpc/64: Provide functions for accessing POWER9 partition table Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 14:27 ` Aneesh Kumar K.V [this message]
2016-11-18 14:39 ` Aneesh Kumar K.V
2016-11-19 4:19 ` Paul Mackerras
2016-11-19 4:19 ` Paul Mackerras
2016-11-19 6:35 ` Aneesh Kumar K.V
2016-11-19 6:47 ` Aneesh Kumar K.V
2016-11-21 2:14 ` Paul Mackerras
2016-11-21 2:14 ` Paul Mackerras
2016-11-19 0:45 ` Balbir Singh
2016-11-19 0:45 ` Balbir Singh
2016-11-19 4:23 ` Paul Mackerras
2016-11-19 4:23 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 03/13] powerpc/powernv: Define real-mode versions of OPAL XICS accessors Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 04/13] KVM: PPC: Book3S HV: Don't lose hardware R/C bit updates in H_PROTECT Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 05/13] KVM: PPC: Book3S HV: Adapt to new HPTE format on POWER9 Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-19 0:38 ` Balbir Singh
2016-11-19 0:38 ` Balbir Singh
2016-11-21 2:02 ` Paul Mackerras
2016-11-21 2:02 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 06/13] KVM: PPC: Book3S HV: Set partition table rather than SDR1 " Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-19 1:01 ` Balbir Singh
2016-11-19 1:01 ` Balbir Singh
2016-11-18 7:28 ` [PATCH 07/13] KVM: PPC: Book3S HV: Adjust host/guest context switch for POWER9 Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 14:35 ` Aneesh Kumar K.V
2016-11-18 14:47 ` Aneesh Kumar K.V
2016-11-19 4:02 ` Paul Mackerras
2016-11-19 4:02 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 08/13] KVM: PPC: Book3S HV: Add new POWER9 guest-accessible SPRs Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 09/13] KVM: PPC: Book3S HV: Adapt TLB invalidations to work on POWER9 Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 14:41 ` Aneesh Kumar K.V
2016-11-18 14:53 ` Aneesh Kumar K.V
2016-11-18 21:57 ` Benjamin Herrenschmidt
2016-11-18 21:57 ` Benjamin Herrenschmidt
2016-11-19 4:14 ` Paul Mackerras
2016-11-19 4:14 ` Paul Mackerras
2016-11-19 4:41 ` Benjamin Herrenschmidt
2016-11-19 4:41 ` Benjamin Herrenschmidt
2016-11-19 4:13 ` Paul Mackerras
2016-11-19 4:13 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 10/13] KVM: PPC: Book3S HV: Use msgsnd for IPIs to other cores " Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 14:47 ` Aneesh Kumar K.V
2016-11-18 14:59 ` Aneesh Kumar K.V
2016-11-19 3:53 ` Paul Mackerras
2016-11-19 3:53 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 11/13] KVM: PPC: Book3S HV: Use OPAL XICS emulation " Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 12/13] KVM: PPC: Book3S HV: Use stop instruction rather than nap " Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
2016-11-18 7:28 ` [PATCH 13/13] KVM: PPC: Book3S HV: Treat POWER9 CPU threads as independent subcores Paul Mackerras
2016-11-18 7:28 ` Paul Mackerras
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