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authorTejun Heo <tj@kernel.org>2010-12-12 16:45:14 +0100
committerTejun Heo <tj@kernel.org>2010-12-12 16:45:14 +0100
commit6e07ebd84eef00be9e169a6d15a0bc20b06578fa (patch)
tree71eaaea0df69b18701e440bb1109d0d361989218
parentad1184c6cf067a13e8cb2a4e7ccc407f947027d0 (diff)
drivers/net: remove unnecessary flush_scheduled_work() calls
janz-ican3, sh_eth, skge and vxge don't use workqueue at all and there is no reason to flush the system_wq. Drop flush_scheduled_work() calls and references to workqueue. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Wolfgang Grandegger <wg@grandegger.com> Cc: Stephen Hemminger <shemminger@linux-foundation.org> Cc: Ramkrishna Vepa <ramkrishna.vepa@exar.com> Cc: Sivakumar Subramani <sivakumar.subramani@exar.com> Cc: Sreenivasa Honnur <sreenivasa.honnur@exar.com> Cc: Jon Mason <jon.mason@exar.com> Cc: netdev@vger.kernel.org
-rw-r--r--drivers/net/can/janz-ican3.c9
-rw-r--r--drivers/net/sh_eth.c1
-rw-r--r--drivers/net/sh_eth.h1
-rw-r--r--drivers/net/skge.c2
-rw-r--r--drivers/net/vxge/vxge-main.c2
5 files changed, 0 insertions, 15 deletions
diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c
index 6e533dcc36c..b9a6d7a5a73 100644
--- a/drivers/net/can/janz-ican3.c
+++ b/drivers/net/can/janz-ican3.c
@@ -1114,11 +1114,6 @@ static bool ican3_txok(struct ican3_dev *mod)
/*
* Recieve one CAN frame from the hardware
*
- * This works like the core of a NAPI function, but is intended to be called
- * from workqueue context instead. This driver already needs a workqueue to
- * process control messages, so we use the workqueue instead of using NAPI.
- * This was done to simplify locking.
- *
* CONTEXT: must be called from user context
*/
static int ican3_recv_skb(struct ican3_dev *mod)
@@ -1251,7 +1246,6 @@ static irqreturn_t ican3_irq(int irq, void *dev_id)
* Reset an ICAN module to its power-on state
*
* CONTEXT: no network device registered
- * LOCKING: work function disabled
*/
static int ican3_reset_module(struct ican3_dev *mod)
{
@@ -1262,9 +1256,6 @@ static int ican3_reset_module(struct ican3_dev *mod)
/* disable interrupts so no more work is scheduled */
iowrite8(1 << mod->num, &mod->ctrl->int_disable);
- /* flush any pending work */
- flush_scheduled_work();
-
/* the first unallocated page in the DPM is #9 */
mod->free_page = DPM_FREE_START;
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index b12660d7233..819c1750e2a 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -1552,7 +1552,6 @@ static int sh_eth_drv_remove(struct platform_device *pdev)
sh_mdio_release(ndev);
unregister_netdev(ndev);
- flush_scheduled_work();
pm_runtime_disable(&pdev->dev);
free_netdev(ndev);
platform_set_drvdata(pdev, NULL);
diff --git a/drivers/net/sh_eth.h b/drivers/net/sh_eth.h
index 8b47763958f..efa64221eed 100644
--- a/drivers/net/sh_eth.h
+++ b/drivers/net/sh_eth.h
@@ -26,7 +26,6 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/spinlock.h>
-#include <linux/workqueue.h>
#include <linux/netdevice.h>
#include <linux/phy.h>
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 220e0398f1d..8c1404b5838 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -4012,8 +4012,6 @@ static void __devexit skge_remove(struct pci_dev *pdev)
if (!hw)
return;
- flush_scheduled_work();
-
dev1 = hw->dev[1];
if (dev1)
unregister_netdev(dev1);
diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c
index b771e4b2ca9..537ad874f11 100644
--- a/drivers/net/vxge/vxge-main.c
+++ b/drivers/net/vxge/vxge-main.c
@@ -3439,8 +3439,6 @@ static void vxge_device_unregister(struct __vxge_hw_device *hldev)
strncpy(buf, dev->name, IFNAMSIZ);
- flush_scheduled_work();
-
/* in 2.6 will call stop() if device is up */
unregister_netdev(dev);