net: diag: add a scheduling point in inet_diag_dump_icsk()

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On loaded TCP servers, looking at millions of sockets can hold
cpu for many seconds, if the lookup condition is very narrow.

(eg : ss dst 1.2.3.4 )

Better add a cond_resched() to allow other processes to access
the cpu.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Eric Dumazet 2016-03-14 15:40:00 -07:00 • committed by David S. Miller

parent e3ebd894f0

commit acffb584cd

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net/ipv4/inet_diag.c

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