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authorEric Dumazet <eric.dumazet@gmail.com>2011-01-26 20:28:23 +0100
committerDavid S. Miller <davem@davemloft.net>2011-01-28 00:02:57 +0100
commit13707f9e5e46342b7b16c58be91ad93a476c3ffd (patch)
tree025764fd464f83300cab236da2ce4b26c5b9703c /drivers/net/bnx2x
parentnet: fix dev_seq_next() (diff)
downloadlinux-13707f9e5e46342b7b16c58be91ad93a476c3ffd.tar.xz
linux-13707f9e5e46342b7b16c58be91ad93a476c3ffd.zip
drivers/net: remove some rcu sparse warnings
Add missing __rcu annotations and helpers. minor : Fix some rcu_dereference() calls in macvtap Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x')
-rw-r--r--drivers/net/bnx2x/bnx2x.h2
-rw-r--r--drivers/net/bnx2x/bnx2x_main.c3
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 8e4183717d91..dfdb9b51ae53 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -1110,7 +1110,7 @@ struct bnx2x {
#define BNX2X_CNIC_FLAG_MAC_SET 1
void *t2;
dma_addr_t t2_mapping;
- struct cnic_ops *cnic_ops;
+ struct cnic_ops __rcu *cnic_ops;
void *cnic_data;
u32 cnic_tag;
struct cnic_eth_dev cnic_eth_dev;
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 8cdcf5b39d1e..a2a1bc43a1d2 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -9862,7 +9862,8 @@ static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl)
int rc = 0;
mutex_lock(&bp->cnic_mutex);
- c_ops = bp->cnic_ops;
+ c_ops = rcu_dereference_protected(bp->cnic_ops,
+ lockdep_is_held(&bp->cnic_mutex));
if (c_ops)
rc = c_ops->cnic_ctl(bp->cnic_data, ctl);
mutex_unlock(&bp->cnic_mutex);