tree ed7c65b35fd3392948ab2f6b225f69225fdcbba8
parent e186932b3d26bd975022a1e254407e95dddceae7
author David S. Miller <davem@davemloft.net> 1200030998 -0800
committer David S. Miller <davem@davemloft.net> 1201561302 -0800

[TCP]: Do not purge sk_forward_alloc entirely in tcp_delack_timer().

Otherwise we beat heavily on the global tcp_memory atomics
when all of the sockets in the system are slowly sending
perioding packet clumps.

Noticed and suggested by Eric Dumazet.

Signed-off-by: David S. Miller <davem@davemloft.net>