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authorDan Aloni <da-x@monatomic.org>2007-03-02 20:44:51 -0800
committerDavid S. Miller <davem@davemloft.net>2007-03-02 20:44:51 -0800
commit5c15bdec5c38f4ccf73ef2585fc80a6164de9554 (patch)
treec99084e96238eb9ce40e8d9d90e0097c4e92111d /drivers/net/bnx2.c
parentb5284e5aa94be2f88dc92b29e97aff3da0c45f9f (diff)
downloadlinux-5c15bdec5c38f4ccf73ef2585fc80a6164de9554.tar.gz
[VLAN]: Avoid a 4-order allocation.
This patch splits the vlan_group struct into a multi-allocated struct. On
x86_64, the size of the original struct is a little more than 32KB, causing
a 4-order allocation, which is prune to problems caused by buddy-system
external fragmentation conditions.

I couldn't just use vmalloc() because vfree() cannot be called in the
softirq context of the RCU callback.

Signed-off-by: Dan Aloni <da-x@monatomic.org>
Acked-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2.c')
-rw-r--r--drivers/net/bnx2.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 5a96d7611af1..c12e5ea61819 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -4467,9 +4467,7 @@ bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
 	struct bnx2 *bp = netdev_priv(dev);
 
 	bnx2_netif_stop(bp);
-
-	if (bp->vlgrp)
-		bp->vlgrp->vlan_devices[vid] = NULL;
+	vlan_group_set_device(bp->vlgrp, vid, NULL);
 	bnx2_set_rx_mode(dev);
 
 	bnx2_netif_start(bp);