On Fri, Jan 16, 2026 at 12:06 PM Eric Chanudet <[email protected]> wrote: > > The system dma-buf heap lets userspace allocate buffers from the page > allocator. However, these allocations are not accounted for in memcg, > allowing processes to escape limits that may be configured. > > Pass __GFP_ACCOUNT for system heap allocations, based on the > dma_heap.mem_accounting parameter, to use memcg and account for them. > > Signed-off-by: Eric Chanudet <[email protected]>
Reviewed-by: T.J. Mercier <[email protected]>
