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On 05/27/2010 11:29 AM, Mike Christie wrote:
> On 05/15/2010 12:24 PM, Rakesh Ranjan wrote:
>> From: Rakesh Ranjan<rranjan@xxxxxxxxxxx>
>>
>>
>> Signed-off-by: Rakesh Ranjan<rakesh@xxxxxxxxxxx>
>> ---
>> drivers/scsi/cxgb4i/cxgb4i_iscsi.c | 617
>> ++++++++++++++++++++++++++++++++++++
>> drivers/scsi/cxgb4i/libcxgbi.c | 589
>> ++++++++++++++++++++++++++++++++++
>> drivers/scsi/cxgb4i/libcxgbi.h | 430 +++++++++++++++++++++++++
>
> I think the patch had some whitespace/newline issues. When I did git-am
> I got:
>
> warning: squelched 1 whitespace error
> warning: 6 lines add whitespace errors.
>
> I think James can just fix up when he merges with git, but in the future
> you might want to try a git-am on your patch before you send (git-am
> --whitespace=fix will fix it up for you).
>
>
>
>> +
>> +int cxgbi_pdu_init(struct cxgbi_device *cdev)
>> +{
>> + if (cdev->skb_tx_headroom> (512 * MAX_SKB_FRAGS))
>> + cdev->skb_extra_headroom = cdev->skb_tx_headroom;
>> + cdev->pad_page = alloc_page(GFP_KERNEL);
>> + if (cdev->pad_page)
>> + return -ENOMEM;
>> + memset(page_address(cdev->pad_page), 0, PAGE_SIZE);
>> + return 0;
>> +
>> + /*
>> + if (SKB_TX_HEADROOM> (512 * MAX_SKB_FRAGS))
>> + skb_extra_headroom = SKB_TX_HEADROOM;
>> + pad_page = alloc_page(GFP_KERNEL);
>> + if (!pad_page)
>> + return -ENOMEM;
>> + memset(page_address(pad_page), 0, PAGE_SIZE);
>> + return 0;*/
>
> Clean this up.
>
>> +
>> +void cxgbi_release_itt(struct iscsi_task *task, itt_t hdr_itt)
>> +{
>> + struct scsi_cmnd *sc = task->sc;
>> + struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data;
>> + struct cxgbi_conn *cconn = tcp_conn->dd_data;
>> + struct cxgbi_device *cdev = cconn->chba->cdev;
>> + struct cxgbi_tag_format *tformat =&cdev->tag_format;
>> + u32 tag = ntohl((__force u32)hdr_itt);
>> +
>> + cxgbi_tag_debug("release tag 0x%x.\n", tag);
>> +
>> + if (sc&&
>> + (scsi_bidi_cmnd(sc) ||
>> + sc->sc_data_direction == DMA_FROM_DEVICE)&&
>> + cxgbi_is_ddp_tag(tformat, tag))
>
> The formatting is a little weird. I think you want each line to start in
> the same column instead of each getting tabbed over.
>
>
>> +
>> +
>> +int cxgbi_reserve_itt(struct iscsi_task *task, itt_t *hdr_itt)
>> +{
>> + struct scsi_cmnd *sc = task->sc;
>> + struct iscsi_conn *conn = task->conn;
>> + struct iscsi_session *sess = conn->session;
>> + struct iscsi_tcp_conn *tcp_conn = conn->dd_data;
>> + struct cxgbi_conn *cconn = tcp_conn->dd_data;
>> + struct cxgbi_device *cdev = cconn->chba->cdev;
>> + struct cxgbi_tag_format *tformat =&cdev->tag_format;
>> + u32 sw_tag = (sess->age<< cconn->task_idx_bits) | task->itt;
>> + u32 tag;
>> + int err = -EINVAL;
>> +
>> + if (sc&&
>> + (scsi_bidi_cmnd(sc) ||
>> + sc->sc_data_direction == DMA_FROM_DEVICE)&&
>> + cxgbi_sw_tag_usable(tformat, sw_tag)) {
>
>
> Same tabbing.
>
>
>> + volatile unsigned int state;
>
> I did not get why this needed to be volatile (I see it is like this in
> cxgb3i and I did not see why in there too).
>
>
>
>> +
>> +static inline void cxgbi_sock_hold(struct cxgbi_sock *csk)
>> +{
>> + atomic_inc(&csk->refcnt);
>
>
> We want people to use krefs instead of their own refcounting now.
>
>> +
>> +static inline void *cplhdr(struct sk_buff *skb)
>> +{
>> + return skb->data;
>> +}
>
>
> Seems kinda useless.
Hi Mike,
Thanks for the review, will send you the updated patch.
Regards
Rakesh Ranjan
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