cuda pinned buffer pool #6058
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cuda pinned buffer pool #6058
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Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
0ax1
reviewed
Jan 20, 2026
| offset: usize, | ||
| len: usize, | ||
| stream: Arc<CudaStream>, | ||
| completion: Arc<CudaEvent>, |
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you shouldn't need an extra event to check for completion, read/write events are set on the cudaslice when submitted as part of a kernel launch.
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#[derive(Debug)]
pub struct CudaSlice<T> {
pub(crate) cu_device_ptr: sys::CUdeviceptr,
pub(crate) len: usize,
pub(crate) read: Option<CudaEvent>,
pub(crate) write: Option<CudaEvent>,
pub(crate) stream: Arc<CudaStream>,
pub(crate) marker: PhantomData<*const T>,
}
0ax1
reviewed
Jan 20, 2026
| fn hash<H: Hasher>(&self, state: &mut H) { | ||
| (&raw const self.cuda_slice).hash(state); | ||
| fn copy_to_host(&self) -> VortexResult<ByteBuffer> { | ||
| let mut host = ByteBufferMut::with_capacity_aligned(self.len, Alignment::of::<u8>()); |
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This might end up underaligned?
Signed-off-by: Onur Satici <onur@spiraldb.com>
Signed-off-by: Onur Satici <onur@spiraldb.com>
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everything in this PR will probably change