diff options
| author | Juergen Gross <jgross@suse.com> | 2016-09-22 11:06:25 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-09-22 08:26:24 -0400 |
| commit | 0364a8824c020f12e2d5e9fad963685b58f7574e (patch) | |
| tree | 42bc8abc5f8c7e1b243bed56bf309ff55ebbe144 /drivers/net/xen-netback/netback.c | |
| parent | f6f7d9c03f5daae04449ad19de5e2f0c20c5eaac (diff) | |
xen-netback: switch to threaded irq for control ring
Instead of open coding it use the threaded irq mechanism in
xen-netback.
Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netback/netback.c')
| -rw-r--r-- | drivers/net/xen-netback/netback.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index edbae0b1e8f0..3d0c989384b5 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -2359,24 +2359,14 @@ static bool xenvif_ctrl_work_todo(struct xenvif *vif) return 0; } -int xenvif_ctrl_kthread(void *data) +irqreturn_t xenvif_ctrl_irq_fn(int irq, void *data) { struct xenvif *vif = data; - for (;;) { - wait_event_interruptible(vif->ctrl_wq, - xenvif_ctrl_work_todo(vif) || - kthread_should_stop()); - if (kthread_should_stop()) - break; - - while (xenvif_ctrl_work_todo(vif)) - xenvif_ctrl_action(vif); + while (xenvif_ctrl_work_todo(vif)) + xenvif_ctrl_action(vif); - cond_resched(); - } - - return 0; + return IRQ_HANDLED; } static int __init netback_init(void) |