On Thu, Feb 13, 2025 at 07:53:44AM -0500, Leon Romanovsky wrote: > > 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 I dropped this patch for now. Thanks > > Best regards, > -- > Leon Romanovsky <leon@xxxxxxxxxx> > >
