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authorDavid S. Miller <davem@davemloft.net>2018-09-11 23:37:06 -0700
committerDavid S. Miller <davem@davemloft.net>2018-09-11 23:37:06 -0700
commit82bcee42059f6117fc36046d1587d7850415a31a (patch)
treeaa8b51a9b10f043818a11db9756f05c05f83e459 /drivers/net/ethernet/cavium/liquidio/octeon_device.c
parentxen-netback: remove unecessary condition check before debugfs_remove_recursive (diff)
parentliquidio: Removed droq lock (diff)
downloadlinux-dev-82bcee42059f6117fc36046d1587d7850415a31a.tar.xz
linux-dev-82bcee42059f6117fc36046d1587d7850415a31a.zip
Merge branch 'liquidio-Removed-droq-lock-from-Rx-path'
Intiyaz Basha says: ==================== liquidio: Removed droq lock from Rx path Series of patches for removing droq lock from Rx Path. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/octeon_device.c')
-rw-r--r--drivers/net/ethernet/cavium/liquidio/octeon_device.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index d0ed6c4f9e1a..0f0275cd153e 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
@@ -1440,12 +1440,8 @@ void lio_enable_irq(struct octeon_droq *droq, struct octeon_instr_queue *iq)
/* the whole thing needs to be atomic, ideally */
if (droq) {
pkts_pend = (u32)atomic_read(&droq->pkts_pending);
- spin_lock_bh(&droq->lock);
writel(droq->pkt_count - pkts_pend, droq->pkts_sent_reg);
droq->pkt_count = pkts_pend;
- /* this write needs to be flushed before we release the lock */
- mmiowb();
- spin_unlock_bh(&droq->lock);
oct = droq->oct_dev;
}
if (iq) {