The patch titled
forcedeth: tx locking
has been removed from the -mm tree. Its filename was
forcedeth-tx-locking.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: forcedeth: tx locking
From: Ayaz Abdulla <[EMAIL PROTECTED]>
Reduce the amount of code within the lock to only the critical sections.
Signed-off-by: Ayaz Abdulla <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/net/forcedeth.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff -puN drivers/net/forcedeth.c~forcedeth-tx-locking drivers/net/forcedeth.c
--- a/drivers/net/forcedeth.c~forcedeth-tx-locking
+++ a/drivers/net/forcedeth.c
@@ -1569,12 +1569,11 @@ static int nv_start_xmit(struct sk_buff
((skb_shinfo(skb)->frags[i].size &
(NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
}
- spin_lock_irq(&np->lock);
-
empty_slots = nv_get_empty_tx_slots(np);
if ((empty_slots - np->tx_limit_stop) <= entries) {
- spin_unlock_irq(&np->lock);
+ spin_lock_irq(&np->lock);
netif_stop_queue(dev);
+ spin_unlock_irq(&np->lock);
return NETDEV_TX_BUSY;
}
@@ -1669,6 +1668,8 @@ static int nv_start_xmit(struct sk_buff
tx_flags_vlan = NV_TX3_VLAN_TAG_PRESENT | vlan_tx_tag_get(skb);
}
+ spin_lock_irq(&np->lock);
+
/* set tx flags */
if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) {
start_tx.orig->flaglen |= cpu_to_le32(tx_flags |
tx_flags_extra);
@@ -1679,6 +1680,7 @@ static int nv_start_xmit(struct sk_buff
np->put_tx.ex = put_tx.ex;
}
+ spin_unlock_irq(&np->lock);
dprintk(KERN_DEBUG "%s: nv_start_xmit: entries %d queued for
transmission. tx_flags_extra: %x\n",
dev->name, entries, tx_flags_extra);
@@ -1693,7 +1695,6 @@ static int nv_start_xmit(struct sk_buff
}
dev->trans_start = jiffies;
- spin_unlock_irq(&np->lock);
writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) +
NvRegTxRxControl);
pci_push(get_hwbase(dev));
return NETDEV_TX_OK;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
git-netdev-all.patch
forcedeth-optimized-routines.patch
forcedeth-tx-limiting.patch
forcedeth-tx-data-path-optimization.patch
forcedeth-rx-data-path-optimization.patch
forcedeth-irq-data-path-optimization.patch
forcedeth-tx-max-work.patch
forcedeth-statistics-supported.patch
forcedeth-statistics-optimization.patch
-
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