On Thu, Jan 19, 2017 at 9:03 AM, Eric Dumazet <[email protected]> wrote: > From: Eric Dumazet <[email protected]> > > A driver using dev_alloc_page() must not reuse a page allocated from > emergency memory reserve. > > Otherwise all packets using this page will be immediately dropped, > unless for very specific sockets having SOCK_MEMALLOC bit set. > > This issue might be hard to debug, because only a fraction of received > packets would be dropped. > > Fixes: 4415a0319f92 ("net/mlx5e: Implement RX mapped page cache for page > recycle") > Signed-off-by: Eric Dumazet <[email protected]> > Cc: Tariq Toukan <[email protected]> > Cc: Saeed Mahameed <[email protected]>
Acked-by: Saeed Mahameed <[email protected]>
