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| author | Patrick McHardy <kaber@trash.net> | 2008-11-20 04:11:36 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-11-20 04:11:36 -0800 |
| commit | b94c8afcba3ae6584653b98e315446ea83be6ea5 (patch) | |
| tree | 377fcfaf74e3aa38243c736a440e45b378355d8e /net/sched/sch_drr.c | |
| parent | c19d0369d4c791d90fe0b84d6040a897fe25cc14 (diff) | |
| download | linux-b94c8afcba3ae6584653b98e315446ea83be6ea5.tar.gz linux-b94c8afcba3ae6584653b98e315446ea83be6ea5.tar.bz2 linux-b94c8afcba3ae6584653b98e315446ea83be6ea5.zip | |
pkt_sched: remove unnecessary xchg() in packet schedulers
The use of xchg() hasn't been necessary since 2.2.something when proper
locking was added to packet schedulers.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_drr.c')
| -rw-r--r-- | net/sched/sch_drr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index e71a5de23e23..8d523d9b636c 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -208,7 +208,8 @@ static int drr_graft_class(struct Qdisc *sch, unsigned long arg, sch_tree_lock(sch); drr_purge_queue(cl); - *old = xchg(&cl->qdisc, new); + *old = cl->qdisc; + cl->qdisc = new; sch_tree_unlock(sch); return 0; } |