Message ID | 1275979719.1927.4.camel@myhost |
---|---|
State | Superseded, archived |
Delegated to: | David Miller |
Headers | show |
Le mardi 08 juin 2010 à 14:48 +0800, Figo.zhang a écrit : > fix a race at the end of NAPI complete processing. it had better do __napi_complete() > first before re-enable interrupt. > > Signed-off-by: Figo.zhang <figo1802@gmail.com> Patch title is misleading > --- > drivers/net/8139cp.c | 2 +- > drivers/net/8139too.c | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c > old mode 100644 > new mode 100755 Why do you change file modes ? > index 9c14975..284a5f4 > --- a/drivers/net/8139cp.c > +++ b/drivers/net/8139cp.c > @@ -598,8 +598,8 @@ rx_next: > goto rx_status_loop; > > spin_lock_irqsave(&cp->lock, flags); > - cpw16_f(IntrMask, cp_intr_mask); > __napi_complete(napi); > + cpw16_f(IntrMask, cp_intr_mask); > spin_unlock_irqrestore(&cp->lock, flags); > } > > diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c > old mode 100644 > new mode 100755 > index 4ba7293..a7bca8c > --- a/drivers/net/8139too.c > +++ b/drivers/net/8139too.c > @@ -2088,8 +2088,8 @@ static int rtl8139_poll(struct napi_struct *napi, int budget) > * again when we think we are done. > */ > spin_lock_irqsave(&tp->lock, flags); > - RTL_W16_F(IntrMask, rtl8139_intr_mask); > __napi_complete(napi); > + RTL_W16_F(IntrMask, rtl8139_intr_mask); > spin_unlock_irqrestore(&tp->lock, flags); > } > spin_unlock(&tp->rx_lock); > > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c old mode 100644 new mode 100755 index 9c14975..284a5f4 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -598,8 +598,8 @@ rx_next: goto rx_status_loop; spin_lock_irqsave(&cp->lock, flags); - cpw16_f(IntrMask, cp_intr_mask); __napi_complete(napi); + cpw16_f(IntrMask, cp_intr_mask); spin_unlock_irqrestore(&cp->lock, flags); } diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c old mode 100644 new mode 100755 index 4ba7293..a7bca8c --- a/drivers/net/8139too.c +++ b/drivers/net/8139too.c @@ -2088,8 +2088,8 @@ static int rtl8139_poll(struct napi_struct *napi, int budget) * again when we think we are done. */ spin_lock_irqsave(&tp->lock, flags); - RTL_W16_F(IntrMask, rtl8139_intr_mask); __napi_complete(napi); + RTL_W16_F(IntrMask, rtl8139_intr_mask); spin_unlock_irqrestore(&tp->lock, flags); } spin_unlock(&tp->rx_lock);
fix a race at the end of NAPI complete processing. it had better do __napi_complete() first before re-enable interrupt. Signed-off-by: Figo.zhang <figo1802@gmail.com> --- drivers/net/8139cp.c | 2 +- drivers/net/8139too.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html