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| author | John Levon <john.levon@nutanix.com> | 2025-05-07 16:20:13 +0100 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2025-05-09 12:42:28 +0200 |
| commit | 5a22b505914bcb1d19a533eb5a36c907169b5ee3 (patch) | |
| tree | f50aa633ff5b708955ab3c694b7b17fb7a6e282a /hw/vfio/iommufd.c | |
| parent | cae04b56347be59718f1a778d0ad588a205bf409 (diff) | |
| download | focaccia-qemu-5a22b505914bcb1d19a533eb5a36c907169b5ee3.tar.gz focaccia-qemu-5a22b505914bcb1d19a533eb5a36c907169b5ee3.zip | |
vfio: add unmap_all flag to DMA unmap callback
We'll use this parameter shortly; this just adds the plumbing. Signed-off-by: John Levon <john.levon@nutanix.com> Reviewed-by: Cédric Le Goater <clg@redhat.com> Link: https://lore.kernel.org/qemu-devel/20250507152020.1254632-9-john.levon@nutanix.com Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'hw/vfio/iommufd.c')
| -rw-r--r-- | hw/vfio/iommufd.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c index 62ecb758f1..6b2764c044 100644 --- a/hw/vfio/iommufd.c +++ b/hw/vfio/iommufd.c @@ -46,11 +46,15 @@ static int iommufd_cdev_map(const VFIOContainerBase *bcontainer, hwaddr iova, static int iommufd_cdev_unmap(const VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, - IOMMUTLBEntry *iotlb) + IOMMUTLBEntry *iotlb, bool unmap_all) { const VFIOIOMMUFDContainer *container = container_of(bcontainer, VFIOIOMMUFDContainer, bcontainer); + if (unmap_all) { + return -ENOTSUP; + } + /* TODO: Handle dma_unmap_bitmap with iotlb args (migration) */ return iommufd_backend_unmap_dma(container->be, container->ioas_id, iova, size); |