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* Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
       [not found] <20070619190253.GA19419@aepfle.de>
@ 2007-06-19 20:10 ` Stephen Hemminger
  2007-06-19 20:41   ` Olaf Hering
  0 siblings, 1 reply; 6+ messages in thread
From: Stephen Hemminger @ 2007-06-19 20:10 UTC (permalink / raw)
  To: Olaf Hering; +Cc: linux-kernel, netdev

On Tue, 19 Jun 2007 21:02:53 +0200
Olaf Hering <olaf@aepfle.de> wrote:

> 
> What happend to __ucmpdi2 from David Woodhouse?
> google has a few hits about stuff like this on 32bit powerpc with gcc 4.1.2:
> 
> ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
> 
> using the drivers/net/s2io* files from 2.6.21 with 2.6.22-rc5 fixes the
> compile.
> 
> 25805dcf9d83098cf5492117ad2669cd14cc9b24 adds two u64 >>= 48 followed by
> a switch statement (line 2889 and 6816).

Probably the "switch(err) {" needs a cast to a smaller type (like u8).
-- 
Stephen Hemminger <shemminger@linux-foundation.org>

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
  2007-06-19 20:10 ` 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined! Stephen Hemminger
@ 2007-06-19 20:41   ` Olaf Hering
  2007-06-21  9:55     ` Sivakumar Subramani
  2007-06-27  6:33     ` Jeff Garzik
  0 siblings, 2 replies; 6+ messages in thread
From: Olaf Hering @ 2007-06-19 20:41 UTC (permalink / raw)
  To: Stephen Hemminger; +Cc: linux-kernel, netdev

On Tue, Jun 19, Stephen Hemminger wrote:

> On Tue, 19 Jun 2007 21:02:53 +0200
> Olaf Hering <olaf@aepfle.de> wrote:
> 
> > 
> > What happend to __ucmpdi2 from David Woodhouse?
> > google has a few hits about stuff like this on 32bit powerpc with gcc 4.1.2:
> > 
> > ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
> > 
> > using the drivers/net/s2io* files from 2.6.21 with 2.6.22-rc5 fixes the
> > compile.
> > 
> > 25805dcf9d83098cf5492117ad2669cd14cc9b24 adds two u64 >>= 48 followed by
> > a switch statement (line 2889 and 6816).
> 
> Probably the "switch(err) {" needs a cast to a smaller type (like u8).

This change removes the calls to __ucmpdi2.

---
 drivers/net/s2io.c |   16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -2868,6 +2868,7 @@ static void tx_intr_handler(struct fifo_
 	struct tx_curr_get_info get_info, put_info;
 	struct sk_buff *skb;
 	struct TxD *txdlp;
+	u8 err_mask;
 
 	get_info = fifo_data->tx_curr_get_info;
 	memcpy(&put_info, &fifo_data->tx_curr_put_info, sizeof(put_info));
@@ -2886,8 +2887,8 @@ static void tx_intr_handler(struct fifo_
 			}
 
 			/* update t_code statistics */
-			err >>= 48;
-			switch(err) {
+			err_mask = err >> 48;
+			switch(err_mask) {
 				case 2:
 					nic->mac_control.stats_info->sw_stat.
 							tx_buf_abort_cnt++;
@@ -6805,6 +6806,7 @@ static int rx_osm_handler(struct ring_in
 	u16 l3_csum, l4_csum;
 	unsigned long long err = rxdp->Control_1 & RXD_T_CODE;
 	struct lro *lro;
+	u8 err_mask;
 
 	skb->dev = dev;
 
@@ -6813,8 +6815,8 @@ static int rx_osm_handler(struct ring_in
 		if (err & 0x1) {
 			sp->mac_control.stats_info->sw_stat.parity_err_cnt++;
 		}
-		err >>= 48;
-		switch(err) {
+		err_mask = err >> 48;
+		switch(err_mask) {
 			case 1:
 				sp->mac_control.stats_info->sw_stat.
 				rx_parity_err_cnt++;
@@ -6867,9 +6869,9 @@ static int rx_osm_handler(struct ring_in
 		* Note that in this case, since checksum will be incorrect,
 		* stack will validate the same.
 		*/
-		if (err != 0x5) {
-			DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n",
-				dev->name, err);
+		if (err_mask != 0x5) {
+			DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%x\n",
+				dev->name, err_mask);
 			sp->stats.rx_crc_errors++;
 			sp->mac_control.stats_info->sw_stat.mem_freed 
 				+= skb->truesize;

^ permalink raw reply	[flat|nested] 6+ messages in thread

* RE: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
  2007-06-19 20:41   ` Olaf Hering
@ 2007-06-21  9:55     ` Sivakumar Subramani
  2007-06-26  7:01       ` Andrew Morton
  2007-06-27  6:33     ` Jeff Garzik
  1 sibling, 1 reply; 6+ messages in thread
From: Sivakumar Subramani @ 2007-06-21  9:55 UTC (permalink / raw)
  To: Olaf Hering, Stephen Hemminger
  Cc: linux-kernel, netdev, Leonid Grossman, Rastapur Santosh,
	Ramkrishna Vepa, Sriram Rapuru, Sreenivasa Honnur

Hi,

We will include this fix in next set of patch submission. Thanks for the
fix.

Thanks,
~Siva 
-----Original Message-----
From: netdev-owner@vger.kernel.org [mailto:netdev-owner@vger.kernel.org]
On Behalf Of Olaf Hering
Sent: Wednesday, June 20, 2007 2:11 AM
To: Stephen Hemminger
Cc: linux-kernel@vger.kernel.org; netdev@vger.kernel.org
Subject: Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!

On Tue, Jun 19, Stephen Hemminger wrote:

> On Tue, 19 Jun 2007 21:02:53 +0200
> Olaf Hering <olaf@aepfle.de> wrote:
> 
> > 
> > What happend to __ucmpdi2 from David Woodhouse?
> > google has a few hits about stuff like this on 32bit powerpc with
gcc 4.1.2:
> > 
> > ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
> > 
> > using the drivers/net/s2io* files from 2.6.21 with 2.6.22-rc5 fixes 
> > the compile.
> > 
> > 25805dcf9d83098cf5492117ad2669cd14cc9b24 adds two u64 >>= 48 
> > followed by a switch statement (line 2889 and 6816).
> 
> Probably the "switch(err) {" needs a cast to a smaller type (like u8).

This change removes the calls to __ucmpdi2.

---
 drivers/net/s2io.c |   16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -2868,6 +2868,7 @@ static void tx_intr_handler(struct fifo_
 	struct tx_curr_get_info get_info, put_info;
 	struct sk_buff *skb;
 	struct TxD *txdlp;
+	u8 err_mask;
 
 	get_info = fifo_data->tx_curr_get_info;
 	memcpy(&put_info, &fifo_data->tx_curr_put_info,
sizeof(put_info)); @@ -2886,8 +2887,8 @@ static void
tx_intr_handler(struct fifo_
 			}
 
 			/* update t_code statistics */
-			err >>= 48;
-			switch(err) {
+			err_mask = err >> 48;
+			switch(err_mask) {
 				case 2:
 
nic->mac_control.stats_info->sw_stat.
 
tx_buf_abort_cnt++;
@@ -6805,6 +6806,7 @@ static int rx_osm_handler(struct ring_in
 	u16 l3_csum, l4_csum;
 	unsigned long long err = rxdp->Control_1 & RXD_T_CODE;
 	struct lro *lro;
+	u8 err_mask;
 
 	skb->dev = dev;
 
@@ -6813,8 +6815,8 @@ static int rx_osm_handler(struct ring_in
 		if (err & 0x1) {
 
sp->mac_control.stats_info->sw_stat.parity_err_cnt++;
 		}
-		err >>= 48;
-		switch(err) {
+		err_mask = err >> 48;
+		switch(err_mask) {
 			case 1:
 				sp->mac_control.stats_info->sw_stat.
 				rx_parity_err_cnt++;
@@ -6867,9 +6869,9 @@ static int rx_osm_handler(struct ring_in
 		* Note that in this case, since checksum will be
incorrect,
 		* stack will validate the same.
 		*/
-		if (err != 0x5) {
-			DBG_PRINT(ERR_DBG, "%s: Rx error Value:
0x%llx\n",
-				dev->name, err);
+		if (err_mask != 0x5) {
+			DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%x\n",
+				dev->name, err_mask);
 			sp->stats.rx_crc_errors++;
 			sp->mac_control.stats_info->sw_stat.mem_freed 
 				+= skb->truesize;
-
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^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
  2007-06-21  9:55     ` Sivakumar Subramani
@ 2007-06-26  7:01       ` Andrew Morton
  2007-06-26 10:07         ` Jeff Garzik
  0 siblings, 1 reply; 6+ messages in thread
From: Andrew Morton @ 2007-06-26  7:01 UTC (permalink / raw)
  To: Sivakumar Subramani
  Cc: Olaf Hering, Stephen Hemminger, linux-kernel, netdev,
	Leonid Grossman, Rastapur Santosh, Ramkrishna Vepa, Sriram Rapuru,
	Sreenivasa Honnur, Jeff Garzik

On Thu, 21 Jun 2007 05:55:13 -0400 "Sivakumar Subramani" <Sivakumar.Subramani@neterion.com> wrote:

> -----Original Message-----
> > From: netdev-owner@vger.kernel.org [mailto:netdev-owner@vger.kernel.org]
> > On Behalf Of Olaf Hering
> > Sent: Wednesday, June 20, 2007 2:11 AM
> > To: Stephen Hemminger
> > Cc: linux-kernel@vger.kernel.org; netdev@vger.kernel.org
> > Subject: Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
> > 
> > On Tue, Jun 19, Stephen Hemminger wrote:
> > 
> > > On Tue, 19 Jun 2007 21:02:53 +0200
> > > Olaf Hering <olaf@aepfle.de> wrote:
> > > 
> > > > 
> > > > What happend to __ucmpdi2 from David Woodhouse?
> > > > google has a few hits about stuff like this on 32bit powerpc with
> > gcc 4.1.2:
> > > > 
> > > > ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
> > > > 
> > > > using the drivers/net/s2io* files from 2.6.21 with 2.6.22-rc5 fixes 
> > > > the compile.
> > > > 
> > > > 25805dcf9d83098cf5492117ad2669cd14cc9b24 adds two u64 >>= 48 
> > > > followed by a switch statement (line 2889 and 6816).
> > > 
> > > Probably the "switch(err) {" needs a cast to a smaller type (like u8).
> > 
> > This change removes the calls to __ucmpdi2.

(fixes quoting, fixes top-posting.  Please don't top-post).

> Hi,
> 
> We will include this fix in next set of patch submission. Thanks for the
> fix.
>
> ---
> >  drivers/net/s2io.c |   16 +++++++++-------
> >  1 file changed, 9 insertions(+), 7 deletions(-)
> > 
> > --- a/drivers/net/s2io.c
> > +++ b/drivers/net/s2io.c
> > @@ -2868,6 +2868,7 @@ static void tx_intr_handler(struct fifo_
> >  	struct tx_curr_get_info get_info, put_info;
> >  	struct sk_buff *skb;
> >  	struct TxD *txdlp;
> > +	u8 err_mask;
> >  
> >  	get_info = fifo_data->tx_curr_get_info;
> >  	memcpy(&put_info, &fifo_data->tx_curr_put_info,
> > sizeof(put_info)); @@ -2886,8 +2887,8 @@ static void
> > tx_intr_handler(struct fifo_
> >  			}
> >  
> >  			/* update t_code statistics */
> > -			err >>= 48;
> > -			switch(err) {
> > +			err_mask = err >> 48;
> > +			switch(err_mask) {
> >  				case 2:
> >  
> > nic->mac_control.stats_info->sw_stat.
> >  
> > tx_buf_abort_cnt++;
> > @@ -6805,6 +6806,7 @@ static int rx_osm_handler(struct ring_in
> >  	u16 l3_csum, l4_csum;
> >  	unsigned long long err = rxdp->Control_1 & RXD_T_CODE;
> >  	struct lro *lro;
> > +	u8 err_mask;
> >  
> >  	skb->dev = dev;
> >  
> > @@ -6813,8 +6815,8 @@ static int rx_osm_handler(struct ring_in
> >  		if (err & 0x1) {
> >  
> > sp->mac_control.stats_info->sw_stat.parity_err_cnt++;
> >  		}
> > -		err >>= 48;
> > -		switch(err) {
> > +		err_mask = err >> 48;
> > +		switch(err_mask) {
> >  			case 1:
> >  				sp->mac_control.stats_info->sw_stat.
> >  				rx_parity_err_cnt++;
> > @@ -6867,9 +6869,9 @@ static int rx_osm_handler(struct ring_in
> >  		* Note that in this case, since checksum will be
> > incorrect,
> >  		* stack will validate the same.
> >  		*/
> > -		if (err != 0x5) {
> > -			DBG_PRINT(ERR_DBG, "%s: Rx error Value:
> > 0x%llx\n",
> > -				dev->name, err);
> > +		if (err_mask != 0x5) {
> > +			DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%x\n",
> > +				dev->name, err_mask);
> >  			sp->stats.rx_crc_errors++;
> >  			sp->mac_control.stats_info->sw_stat.mem_freed 
> >  				+= skb->truesize;
> 

This fix is still not present in anyone's tree and is required for
2.6.22.  Where are we up to with it?


^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
  2007-06-26  7:01       ` Andrew Morton
@ 2007-06-26 10:07         ` Jeff Garzik
  0 siblings, 0 replies; 6+ messages in thread
From: Jeff Garzik @ 2007-06-26 10:07 UTC (permalink / raw)
  To: Andrew Morton
  Cc: Sivakumar Subramani, Olaf Hering, Stephen Hemminger, linux-kernel,
	netdev, Leonid Grossman, Rastapur Santosh, Ramkrishna Vepa,
	Sriram Rapuru, Sreenivasa Honnur

Andrew Morton wrote:
> This fix is still not present in anyone's tree and is required for
> 2.6.22.  Where are we up to with it?


It's in my mbox queue for 2.6.22 (hopefully today).

	Jeff



^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
  2007-06-19 20:41   ` Olaf Hering
  2007-06-21  9:55     ` Sivakumar Subramani
@ 2007-06-27  6:33     ` Jeff Garzik
  1 sibling, 0 replies; 6+ messages in thread
From: Jeff Garzik @ 2007-06-27  6:33 UTC (permalink / raw)
  To: Olaf Hering; +Cc: Stephen Hemminger, linux-kernel, netdev

Olaf Hering wrote:
> On Tue, Jun 19, Stephen Hemminger wrote:
> 
>> On Tue, 19 Jun 2007 21:02:53 +0200
>> Olaf Hering <olaf@aepfle.de> wrote:
>>
>>> What happend to __ucmpdi2 from David Woodhouse?
>>> google has a few hits about stuff like this on 32bit powerpc with gcc 4.1.2:
>>>
>>> ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
>>>
>>> using the drivers/net/s2io* files from 2.6.21 with 2.6.22-rc5 fixes the
>>> compile.
>>>
>>> 25805dcf9d83098cf5492117ad2669cd14cc9b24 adds two u64 >>= 48 followed by
>>> a switch statement (line 2889 and 6816).
>> Probably the "switch(err) {" needs a cast to a smaller type (like u8).
> 
> This change removes the calls to __ucmpdi2.
> 
> ---
>  drivers/net/s2io.c |   16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)

applied to #upstream-fixes



^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2007-06-27  6:33 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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     [not found] <20070619190253.GA19419@aepfle.de>
2007-06-19 20:10 ` 2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined! Stephen Hemminger
2007-06-19 20:41   ` Olaf Hering
2007-06-21  9:55     ` Sivakumar Subramani
2007-06-26  7:01       ` Andrew Morton
2007-06-26 10:07         ` Jeff Garzik
2007-06-27  6:33     ` Jeff Garzik

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