Re: [Pv-drivers] [PATCH -next] vmxnet3: use dev_dbg, fix build forCONFIG_BLOCK=n

[Randy Dunlap]

Bhavesh Davda wrote:
> Who ever compiles with CONFIG_BLOCK=n? Just kidding...

or why does networking need CONFIG_BLOCK at all?  ;)

> Thanks again for making this change! Ship it!

So could I have used adapter->netdev->dev or adapter->pdev->dev ?
either of them?  are they the same?


> Signed-off-by: Bhavesh Davda <bhavesh@xxxxxxxxxx>
> 
> - Bhavesh
> 
>> -----Original Message-----
>> From: pv-drivers-bounces@xxxxxxxxxx [mailto:pv-drivers-
>> bounces@xxxxxxxxxx] On Behalf Of Randy Dunlap
>> Sent: Thursday, October 15, 2009 3:30 PM
>> To: Stephen Rothwell
>> Cc: pv-drivers@xxxxxxxxxx; netdev; LKML; linux-next@xxxxxxxxxxxxxxx;
>> David Miller
>> Subject: [Pv-drivers] [PATCH -next] vmxnet3: use dev_dbg, fix build for
>> CONFIG_BLOCK=n
>>
>> From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
>>
>> vmxnet3 was using dprintk() for debugging output.  This was
>> defined in <linux/dst.h> and was the only thing that was
>> used from that header file.  This caused compile errors
>> when CONFIG_BLOCK was not enabled due to bio* and BIO*
>> uses in the header file, so change this driver to use
>> dev_dbg() for debugging output.
>>
>> include/linux/dst.h:520: error: dereferencing pointer to incomplete
>> type
>> include/linux/dst.h:520: error: 'BIO_POOL_BITS' undeclared (first use
>> in this function)
>> include/linux/dst.h:521: error: dereferencing pointer to incomplete
>> type
>> include/linux/dst.h:522: error: dereferencing pointer to incomplete
>> type
>> include/linux/dst.h:525: error: dereferencing pointer to incomplete
>> type
>> make[4]: *** [drivers/net/vmxnet3/vmxnet3_drv.o] Error 1
>>
>> Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
>> ---
>>  drivers/net/vmxnet3/vmxnet3_drv.c |   27 ++++++++++++++++++---------
>>  drivers/net/vmxnet3/vmxnet3_int.h |    2 +-
>>  2 files changed, 19 insertions(+), 10 deletions(-)
>>
>> --- linux-next-20091015.orig/drivers/net/vmxnet3/vmxnet3_int.h
>> +++ linux-next-20091015/drivers/net/vmxnet3/vmxnet3_int.h
>> @@ -30,6 +30,7 @@
>>  #include <linux/types.h>
>>  #include <linux/ethtool.h>
>>  #include <linux/delay.h>
>> +#include <linux/device.h>
>>  #include <linux/netdevice.h>
>>  #include <linux/pci.h>
>>  #include <linux/ethtool.h>
>> @@ -59,7 +60,6 @@
>>  #include <linux/if_vlan.h>
>>  #include <linux/if_arp.h>
>>  #include <linux/inetdevice.h>
>> -#include <linux/dst.h>
>>
>>  #include "vmxnet3_defs.h"
>>
>> --- linux-next-20091015.orig/drivers/net/vmxnet3/vmxnet3_drv.c
>> +++ linux-next-20091015/drivers/net/vmxnet3/vmxnet3_drv.c
>> @@ -481,7 +481,8 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_r
>>  	}
>>  	rq->uncommitted[ring_idx] += num_allocated;
>>
>> -	dprintk(KERN_ERR "alloc_rx_buf: %d allocated, next2fill %u,
>> next2comp "
>> +	dev_dbg(&adapter->netdev->dev,
>> +		"alloc_rx_buf: %d allocated, next2fill %u, next2comp "
>>  		"%u, uncommited %u\n", num_allocated, ring->next2fill,
>>  		ring->next2comp, rq->uncommitted[ring_idx]);
>>
>> @@ -539,7 +540,8 @@ vmxnet3_map_pkt(struct sk_buff *skb, str
>>  		tbi = tq->buf_info + tq->tx_ring.next2fill;
>>  		tbi->map_type = VMXNET3_MAP_NONE;
>>
>> -		dprintk(KERN_ERR "txd[%u]: 0x%Lx 0x%x 0x%x\n",
>> +		dev_dbg(&adapter->netdev->dev,
>> +			"txd[%u]: 0x%Lx 0x%x 0x%x\n",
>>  			tq->tx_ring.next2fill, ctx->sop_txd->txd.addr,
>>  			ctx->sop_txd->dword[2], ctx->sop_txd->dword[3]);
>>  		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
>> @@ -572,7 +574,8 @@ vmxnet3_map_pkt(struct sk_buff *skb, str
>>  		gdesc->dword[2] = dw2 | buf_size;
>>  		gdesc->dword[3] = 0;
>>
>> -		dprintk(KERN_ERR "txd[%u]: 0x%Lx 0x%x 0x%x\n",
>> +		dev_dbg(&adapter->netdev->dev,
>> +			"txd[%u]: 0x%Lx 0x%x 0x%x\n",
>>  			tq->tx_ring.next2fill, gdesc->txd.addr,
>>  			gdesc->dword[2], gdesc->dword[3]);
>>  		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
>> @@ -600,7 +603,8 @@ vmxnet3_map_pkt(struct sk_buff *skb, str
>>  		gdesc->dword[2] = dw2 | frag->size;
>>  		gdesc->dword[3] = 0;
>>
>> -		dprintk(KERN_ERR "txd[%u]: 0x%llu %u %u\n",
>> +		dev_dbg(&adapter->netdev->dev,
>> +			"txd[%u]: 0x%llu %u %u\n",
>>  			tq->tx_ring.next2fill, gdesc->txd.addr,
>>  			gdesc->dword[2], gdesc->dword[3]);
>>  		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
>> @@ -697,7 +701,8 @@ vmxnet3_parse_and_copy_hdr(struct sk_buf
>>  	tdd = tq->data_ring.base + tq->tx_ring.next2fill;
>>
>>  	memcpy(tdd->data, skb->data, ctx->copy_size);
>> -	dprintk(KERN_ERR "copy %u bytes to dataRing[%u]\n",
>> +	dev_dbg(&adapter->netdev->dev,
>> +		"copy %u bytes to dataRing[%u]\n",
>>  		ctx->copy_size, tq->tx_ring.next2fill);
>>  	return 1;
>>
>> @@ -808,7 +813,8 @@ vmxnet3_tq_xmit(struct sk_buff *skb, str
>>
>>  	if (count > vmxnet3_cmd_ring_desc_avail(&tq->tx_ring)) {
>>  		tq->stats.tx_ring_full++;
>> -		dprintk(KERN_ERR "tx queue stopped on %s, next2comp %u"
>> +		dev_dbg(&adapter->netdev->dev,
>> +			"tx queue stopped on %s, next2comp %u"
>>  			" next2fill %u\n", adapter->netdev->name,
>>  			tq->tx_ring.next2comp, tq->tx_ring.next2fill);
>>
>> @@ -853,7 +859,8 @@ vmxnet3_tq_xmit(struct sk_buff *skb, str
>>
>>  	/* finally flips the GEN bit of the SOP desc */
>>  	gdesc->dword[2] ^= VMXNET3_TXD_GEN;
>> -	dprintk(KERN_ERR "txd[%u]: SOP 0x%Lx 0x%x 0x%x\n",
>> +	dev_dbg(&adapter->netdev->dev,
>> +		"txd[%u]: SOP 0x%Lx 0x%x 0x%x\n",
>>  		(u32)((union Vmxnet3_GenericDesc *)ctx.sop_txd -
>>  		tq->tx_ring.base), gdesc->txd.addr, gdesc->dword[2],
>>  		gdesc->dword[3]);
>> @@ -990,7 +997,8 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx
>>  			if (unlikely(rcd->len == 0)) {
>>  				/* Pretend the rx buffer is skipped. */
>>  				BUG_ON(!(rcd->sop && rcd->eop));
>> -				dprintk(KERN_ERR "rxRing[%u][%u] 0 length\n",
>> +				dev_dbg(&adapter->netdev->dev,
>> +					"rxRing[%u][%u] 0 length\n",
>>  					ring_idx, idx);
>>  				goto rcd_done;
>>  			}
>> @@ -1676,7 +1684,8 @@ vmxnet3_activate_dev(struct vmxnet3_adap
>>  	int err;
>>  	u32 ret;
>>
>> -	dprintk(KERN_ERR "%s: skb_buf_size %d, rx_buf_per_pkt %d, ring
>> sizes"
>> +	dev_dbg(&adapter->netdev->dev,
>> +		"%s: skb_buf_size %d, rx_buf_per_pkt %d, ring sizes"
>>  		" %u %u %u\n", adapter->netdev->name, adapter-
>>> skb_buf_size,
>>  		adapter->rx_buf_per_pkt, adapter->tx_queue.tx_ring.size,
>>  		adapter->rx_queue.rx_ring[0].size,
>> _______________________________________________

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