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From: eric.auger@redhat.com (Eric Auger)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 02/24] KVM: arm/arm64: Add GICV3 pending table save API documentation
Date: Thu,  4 May 2017 13:44:22 +0200	[thread overview]
Message-ID: <1493898284-29504-3-git-send-email-eric.auger@redhat.com> (raw)
In-Reply-To: <1493898284-29504-1-git-send-email-eric.auger@redhat.com>

Add description for how to save GICV3 LPI pending bit into
guest RAM pending tables.

Signed-off-by: Eric Auger <eric.auger@redhat.com>

---
v5: creation
---
 Documentation/virtual/kvm/devices/arm-vgic-v3.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/virtual/kvm/devices/arm-vgic-v3.txt b/Documentation/virtual/kvm/devices/arm-vgic-v3.txt
index c1a2461..9293b45 100644
--- a/Documentation/virtual/kvm/devices/arm-vgic-v3.txt
+++ b/Documentation/virtual/kvm/devices/arm-vgic-v3.txt
@@ -167,11 +167,17 @@ Groups:
     KVM_DEV_ARM_VGIC_CTRL_INIT
       request the initialization of the VGIC, no additional parameter in
       kvm_device_attr.addr.
+    KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES
+      save all LPI pending bits into guest RAM pending tables.
+
+      The first kB of the pending table is not altered by this operation.
   Errors:
     -ENXIO: VGIC not properly configured as required prior to calling
      this attribute
     -ENODEV: no online VCPU
     -ENOMEM: memory shortage when allocating vgic internal data
+    -EFAULT: Invalid guest ram access
+    -EBUSY:  One or more VCPUS are running
 
 
   KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO
-- 
2.5.5

  parent reply	other threads:[~2017-05-04 11:44 UTC|newest]

Thread overview: 72+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-04 11:44 [PATCH v6 00/24] vITS save/restore Eric Auger
2017-05-04 11:44 ` [PATCH v6 01/24] KVM: arm/arm64: Add ITS save/restore API documentation Eric Auger
2017-05-04 13:23   ` Christoffer Dall
2017-05-04 14:50     ` Auger Eric
2017-05-04 16:52       ` Christoffer Dall
2017-05-04 11:44 ` Eric Auger [this message]
2017-05-04 13:24   ` [PATCH v6 02/24] KVM: arm/arm64: Add GICV3 pending table save " Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 03/24] KVM: arm/arm64: vgic-its: rename itte into ite Eric Auger
2017-05-04 11:44 ` [PATCH v6 04/24] arm/arm64: vgic: turn vgic_find_mmio_region into public Eric Auger
2017-05-04 11:44 ` [PATCH v6 05/24] KVM: arm64: vgic-its: KVM_DEV_ARM_VGIC_GRP_ITS_REGS group Eric Auger
2017-05-04 11:44 ` [PATCH v6 06/24] KVM: arm/arm64: vgic: expose (un)lock_all_vcpus Eric Auger
2017-05-04 11:44 ` [PATCH v6 07/24] KVM: arm64: vgic-its: Implement vgic_its_has_attr_regs and attr_regs_access Eric Auger
2017-05-04 14:04   ` Marc Zyngier
2017-05-04 15:03     ` Auger Eric
2017-05-04 16:48   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 08/24] KVM: arm64: vgic-its: Implement vgic_mmio_uaccess_write_its_creadr Eric Auger
2017-05-04 14:16   ` Marc Zyngier
2017-05-04 15:09     ` Auger Eric
2017-05-04 17:09   ` Christoffer Dall
2017-05-05  8:06     ` Auger Eric
2017-05-04 11:44 ` [PATCH v6 09/24] KVM: arm64: vgic-its: Introduce migration ABI infrastructure Eric Auger
2017-05-04 14:45   ` Marc Zyngier
2017-05-04 17:13   ` Christoffer Dall
2017-05-05  8:16     ` Auger Eric
2017-05-05  9:43       ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 10/24] KVM: arm64: vgic-its: Implement vgic_mmio_uaccess_write_its_iidr Eric Auger
2017-05-04 15:39   ` Marc Zyngier
2017-05-04 17:14   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 11/24] KVM: arm64: vgic-its: Interpret MAPD Size field and check related errors Eric Auger
2017-05-05  9:44   ` Marc Zyngier
2017-05-04 11:44 ` [PATCH v6 12/24] KVM: arm64: vgic-its: Interpret MAPD ITT_addr field Eric Auger
2017-05-04 17:16   ` Christoffer Dall
2017-05-05  9:45   ` Marc Zyngier
2017-05-04 11:44 ` [PATCH v6 13/24] KVM: arm64: vgic-its: Check the device id matches TYPER DEVBITS range Eric Auger
2017-05-04 17:19   ` Christoffer Dall
2017-05-04 17:23     ` Marc Zyngier
2017-05-04 11:44 ` [PATCH v6 14/24] KVM: arm64: vgic-v3: vgic_v3_lpi_sync_pending_status Eric Auger
2017-05-05  8:11   ` Christoffer Dall
2017-05-05  9:45     ` Auger Eric
2017-05-05  9:59       ` Marc Zyngier
2017-05-05 10:10         ` Christoffer Dall
2017-05-05 10:35           ` Marc Zyngier
2017-05-05 14:20             ` Auger Eric
2017-05-05 14:50               ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 15/24] KVM: arm64: vgic-its: Read config and pending bit in add_lpi() Eric Auger
2017-05-05  9:57   ` Christoffer Dall
2017-05-05 12:50     ` Marc Zyngier
2017-05-05 14:50       ` Auger Eric
2017-05-05 18:07         ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 16/24] KVM: arm64: vgic-its: KVM_DEV_ARM_ITS_SAVE/RESTORE_TABLES Eric Auger
2017-05-05 11:55   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 17/24] KVM: arm64: vgic-its: vgic_its_alloc_ite/device Eric Auger
2017-05-05 12:04   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 18/24] KVM: arm64: vgic-its: Add infrastructure for table lookup Eric Auger
2017-05-05 12:16   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 19/24] KVM: arm64: vgic-its: Collection table save/restore Eric Auger
2017-05-05 12:28   ` Christoffer Dall
2017-05-05 14:28     ` Auger Eric
2017-05-05 14:43       ` Auger Eric
2017-05-04 11:44 ` [PATCH v6 20/24] KVM: arm64: vgic-its: vgic_its_check_id returns the entry's GPA Eric Auger
2017-05-04 11:44 ` [PATCH v6 21/24] KVM: arm64: vgic-its: Device table save/restore Eric Auger
2017-05-05 12:44   ` Christoffer Dall
2017-05-05 16:23     ` Auger Eric
2017-05-05 18:12       ` Christoffer Dall
2017-05-06 10:21         ` Auger Eric
2017-05-04 11:44 ` [PATCH v6 22/24] KVM: arm64: vgic-its: ITT save and restore Eric Auger
2017-05-05 14:50   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 23/24] KVM: arm64: vgic-its: Fix pending table sync Eric Auger
2017-05-05 14:54   ` Christoffer Dall
2017-05-04 11:44 ` [PATCH v6 24/24] KVM: arm64: vgic-v3: KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES Eric Auger
2017-05-05  9:24   ` Auger Eric
2017-05-05 14:56   ` Christoffer Dall

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