kernel/linux.git/tools/virtio, branch v6.19.11

tools/virtio: add device, device_driver stubs

2025-12-24T13:02:56+00:00

Add stubs needed by virtio.h Message-ID: <0fabf13f6ea812ebc73b1c919fb17d4dec1545db.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: fix up oot build

2025-12-24T13:02:56+00:00

oot build tends to help uncover bugs so it's worth keeping around, as long as it's low effort. add stubs for a couple of macros virtio gained recently, and disable vdpa in the test build. Message-ID: <33968faa7994b86d1f78057358a50b8f460c7a23.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: switch to kernel's virtio_config.h

2025-12-24T13:02:56+00:00

Drops stubs in virtio_config.h, use the kernel's version instead - we are now activly developing it, so the stub became too hard to maintain. Message-ID: <8e5c85dc8aad001f161f7e2d8799ffbccfc31381.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: stub might_sleep and synchronize_rcu

2025-12-24T13:02:56+00:00

Add might_sleep() and synchronize_rcu() stubs needed by virtio_config.h. might_sleep() is a no-op, synchronize_rcu doesn't work but we don't need it to. Created using Cursor CLI. Message-ID: <5557e026335d808acd7b890693ee1382e73dd33a.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: add struct cpumask to cpumask.h

2025-12-24T13:02:56+00:00

Add struct cpumask stub used by virtio_config.h. Created using Cursor CLI. Message-ID: Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: pass KCFLAGS to module build

2025-12-24T13:02:56+00:00

Update the mod target to pass KCFLAGS with the in-tree vhost driver include path. This way vhost_test can find vhost headers. Created using Cursor CLI. Message-ID: <5473e5a5dfd2fcd261a778f2017cac669c031f23.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: add ucopysize.h stub

2025-12-24T13:02:56+00:00

Add ucopysize.h with stub implementations of check_object_size, copy_overflow, and check_copy_size. Created using Cursor CLI. Message-ID: <5046df90002bb744609248404b81d33b559fe813.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: add dev_WARN_ONCE and is_vmalloc_addr stubs

2025-12-24T13:02:56+00:00

Add dev_WARN_ONCE and is_vmalloc_addr stubs needed by virtio_ring.c. is_vmalloc_addr stub always returns false - that's fine since it's merely a sanity check. Created using Cursor CLI. Message-ID: <749e7a03b7cd56baf50a27efc3b05e50cf8f36b6.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: stub DMA mapping functions

2025-12-24T13:02:56+00:00

Add dma_map_page_attrs and dma_unmap_page_attrs stubs. Follow the same pattern as existing DMA mapping stubs. Created using Cursor CLI. Message-ID: <3512df1fe0e2129ea493434a21c940c50381cc93.1764873799.git.mst@redhat.com> Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin

tools/virtio: add struct module forward declaration

2025-12-24T13:02:56+00:00

Declarate struct module in our linux/module.h stub. Created using Cursor CLI. Message-ID: Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin