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Commit 905eee00 authored by David S. Miller's avatar David S. Miller
Browse files

[TCP] inet_twdr_hangman: Delete unnecessary memory barrier(). 



As per Ralf Baechle's observations, the schedule_work() call
should give enough of a memory barrier, so the explicit one
here is totally unnecessary.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e16aa207

net/ipv4/inet_timewait_sock.c

+0 −1
Original line number Original line Diff line number Diff line
@@ -178,7 +178,6 @@ void inet_twdr_hangman(unsigned long data) 
	need_timer = 0;

	need_timer = 0;

	if (inet_twdr_do_twkill_work(twdr, twdr->slot)) {

	if (inet_twdr_do_twkill_work(twdr, twdr->slot)) {

		twdr->thread_slots |= (1 << twdr->slot);

		twdr->thread_slots |= (1 << twdr->slot);

		smp_mb();

		schedule_work(&twdr->twkill_work);

		schedule_work(&twdr->twkill_work);

		need_timer = 1;

		need_timer = 1;

	} else {

	} else {