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[Qemu-devel] [PATCH 02/11] vfio-pci: Re-order map/unmap
From: |
Alex Williamson |
Subject: |
[Qemu-devel] [PATCH 02/11] vfio-pci: Re-order map/unmap |
Date: |
Thu, 04 Oct 2012 16:17:45 -0600 |
User-agent: |
StGIT/0.14.3 |
This cleans up the next patch that calls unmap from map.
Signed-off-by: Alex Williamson <address@hidden>
---
hw/vfio_pci.c | 36 ++++++++++++++++++------------------
1 file changed, 18 insertions(+), 18 deletions(-)
diff --git a/hw/vfio_pci.c b/hw/vfio_pci.c
index 7ec9c30..2d89d17 100644
--- a/hw/vfio_pci.c
+++ b/hw/vfio_pci.c
@@ -786,6 +786,24 @@ static void vfio_pci_write_config(PCIDevice *pdev,
uint32_t addr,
/*
* DMA - Mapping and unmapping for the "type1" IOMMU interface used on x86
*/
+static int vfio_dma_unmap(VFIOContainer *container,
+ target_phys_addr_t iova, ram_addr_t size)
+{
+ struct vfio_iommu_type1_dma_unmap unmap = {
+ .argsz = sizeof(unmap),
+ .flags = 0,
+ .iova = iova,
+ .size = size,
+ };
+
+ if (ioctl(container->fd, VFIO_IOMMU_UNMAP_DMA, &unmap)) {
+ DPRINTF("VFIO_UNMAP_DMA: %d\n", -errno);
+ return -errno;
+ }
+
+ return 0;
+}
+
static int vfio_dma_map(VFIOContainer *container, target_phys_addr_t iova,
ram_addr_t size, void *vaddr, bool readonly)
{
@@ -809,24 +827,6 @@ static int vfio_dma_map(VFIOContainer *container,
target_phys_addr_t iova,
return 0;
}
-static int vfio_dma_unmap(VFIOContainer *container,
- target_phys_addr_t iova, ram_addr_t size)
-{
- struct vfio_iommu_type1_dma_unmap unmap = {
- .argsz = sizeof(unmap),
- .flags = 0,
- .iova = iova,
- .size = size,
- };
-
- if (ioctl(container->fd, VFIO_IOMMU_UNMAP_DMA, &unmap)) {
- DPRINTF("VFIO_UNMAP_DMA: %d\n", -errno);
- return -errno;
- }
-
- return 0;
-}
-
static void vfio_listener_dummy1(MemoryListener *listener)
{
/* We don't do batching (begin/commit) or care about logging */
- [Qemu-devel] [PATCH 00/11] vfio-pci cleanup and fixes, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 01/11] vfio-pci: Update slow path INTx algorithm, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 02/11] vfio-pci: Re-order map/unmap,
Alex Williamson <=
- [Qemu-devel] [PATCH 03/11] vfio-pci: Unmap and retry DMA mapping, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 05/11] vfio-pci: No spurious MSIs, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 06/11] vfio-pci: Roll the header into the .c file, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 07/11] vfio-pci: Don't peak at msi_supported, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 11/11] vfio-pci: Cleanup on INTx setup failure, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 08/11] vfio-pci: Use uintptr_t for void* cast, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 10/11] vfio-pci: Extend reset, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 04/11] vfio-pci: Rework MSIX setup/teardown, Alex Williamson, 2012/10/04
- [Qemu-devel] [PATCH 09/11] vfio-pci: Remove setting of MSI qsize, Alex Williamson, 2012/10/04