On Sun, 09 Feb 2025 14:26:08 +0000, Michael Margolin wrote: > A single scatter-gather entry is limited by a 32 bits "length" field > that is practically 4GB - PAGE_SIZE. This means that even when the > memory is physically contiguous, we might need more than one entry to > represent it. Additionally when using dmabuf, the sg_table might be > originated outside the subsystem and optimized for other needs. > > For instance an SGT of 16GB GPU continuous memory might look like this: > (a real life example) > > [...] Applied, thanks! [1/1] RDMA/core: Fix best page size finding when it can cross SG entries https://git.kernel.org/rdma/rdma/c/a4b57de5dfef29 Best regards, -- Leon Romanovsky <leon@xxxxxxxxxx>