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| author |   Eric Dumazet <edumazet@google.com> | 2013-03-05 15:57:22 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2013-03-05 23:40:01 -0500 |
| commit | 82dc3c63c692b1e1d59378ecee948ac88e034aad (patch) | |
| tree | d324df2801b34974e8735ac79f28ca43298bea53 /include | |
| parent | tcp: ipv6: bind() use stronger condition for bind_conflict (diff) | |
| download | linux-dev-82dc3c63c692b1e1d59378ecee948ac88e034aad.tar.xz linux-dev-82dc3c63c692b1e1d59378ecee948ac88e034aad.zip | |
net: introduce NAPI_POLL_WEIGHT
Some drivers use a too big NAPI poll weight.
This patch adds a NAPI_POLL_WEIGHT default value
and issues an error message if a driver attempts
to use a bigger weight.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netdevice.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index b3d00fa4b314..896eb4985f97 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1475,6 +1475,11 @@ static inline void *netdev_priv(const struct net_device *dev) */ #define SET_NETDEV_DEVTYPE(net, devtype) ((net)->dev.type = (devtype)) +/* Default NAPI poll() weight + * Device drivers are strongly advised to not use bigger value + */ +#define NAPI_POLL_WEIGHT 64 + /** * netif_napi_add - initialize a napi context * @dev: network device |