diff options
| author |   Eric Dumazet <eric.dumazet@gmail.com> | 2011-11-23 07:09:32 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2011-11-23 18:48:19 -0500 |
| commit | 2cfa5a0471fef43fda0b7bd87e3a5e4dbadb7809 (patch) | |
| tree | 0603cf740823a45337e2b82ba63bae96a6e75186 /drivers/net/ethernet/chelsio/cxgb3 | |
| parent | netprio_cgroup: Fix build break (diff) | |
| download | linux-dev-2cfa5a0471fef43fda0b7bd87e3a5e4dbadb7809.tar.xz linux-dev-2cfa5a0471fef43fda0b7bd87e3a5e4dbadb7809.zip | |
net: treewide use of RCU_INIT_POINTER
rcu_assign_pointer(ptr, NULL) can be safely replaced by
RCU_INIT_POINTER(ptr, NULL)
(old rcu_assign_pointer() macro was testing the NULL value and could
omit the smp_wmb(), but this had to be removed because of compiler
warnings)
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb3')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c index 90ff1318cc05..7f7882d24bc6 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c @@ -1301,7 +1301,7 @@ int cxgb3_offload_activate(struct adapter *adapter) out_free_l2t: t3_free_l2t(L2DATA(dev)); - rcu_assign_pointer(dev->l2opt, NULL); + RCU_INIT_POINTER(dev->l2opt, NULL); out_free: kfree(t); return err; @@ -1329,7 +1329,7 @@ void cxgb3_offload_deactivate(struct adapter *adapter) rcu_read_lock(); d = L2DATA(tdev); rcu_read_unlock(); - rcu_assign_pointer(tdev->l2opt, NULL); + RCU_INIT_POINTER(tdev->l2opt, NULL); call_rcu(&d->rcu_head, clean_l2_data); if (t->nofail_skb) kfree_skb(t->nofail_skb); |