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| author | Olaf Hering <olaf@aepfle.de> | 2007-06-19 22:41:10 +0200 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-06-27 02:33:06 -0400 |
| commit | f9046eb3f64db73f1c5b2a25d2a5983351cd1a04 (patch) | |
| tree | 5141957ac1f702f63025275fcd33bdc1229b1c93 /drivers/net/s2io.c | |
| parent | 549f8009830177fe8897fd098a999b647990f30d (diff) | |
| download | lwn-f9046eb3f64db73f1c5b2a25d2a5983351cd1a04.tar.gz lwn-f9046eb3f64db73f1c5b2a25d2a5983351cd1a04.zip | |
2.6.22: ERROR: "__ucmpdi2" [drivers/net/s2io.ko] undefined!
On Tue, Jun 19, Stephen Hemminger wrote:
> 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 compiler-generated calls to __ucmpdi2.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/s2io.c')
| -rw-r--r-- | drivers/net/s2io.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index c6ba3dee8ae0..09078ff84cd2 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -2868,6 +2868,7 @@ static void tx_intr_handler(struct fifo_info *fifo_data) 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_info *fifo_data) } /* 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_info *ring_data, struct RxD_t * rxdp) 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_info *ring_data, struct RxD_t * rxdp) 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_info *ring_data, struct RxD_t * rxdp) * 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; |