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author | Ingo Molnar <mingo@elte.hu> | 2009-03-04 11:14:47 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-04 11:14:47 +0100 |
commit | a1be621dfacbef0fd374d8acd553d71e07bf29ac (patch) | |
tree | 32b0355454b43b1098b5e01dd699fd7281abf781 /drivers/scsi/cxgb3i/cxgb3i.h | |
parent | 3612fdf780e28b10323dd12d2b0f306c7ada4d4c (diff) | |
parent | fec6c6fec3e20637bee5d276fb61dd8b49a3f9cc (diff) |
Merge branch 'tracing/ftrace'; commit 'v2.6.29-rc7' into tracing/core
Diffstat (limited to 'drivers/scsi/cxgb3i/cxgb3i.h')
-rw-r--r-- | drivers/scsi/cxgb3i/cxgb3i.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/scsi/cxgb3i/cxgb3i.h b/drivers/scsi/cxgb3i/cxgb3i.h index fde6e4c634e..a7cf550b9cc 100644 --- a/drivers/scsi/cxgb3i/cxgb3i.h +++ b/drivers/scsi/cxgb3i/cxgb3i.h @@ -20,6 +20,7 @@ #include <linux/list.h> #include <linux/netdevice.h> #include <linux/scatterlist.h> +#include <linux/skbuff.h> #include <scsi/libiscsi_tcp.h> /* from cxgb3 LLD */ @@ -113,6 +114,26 @@ struct cxgb3i_endpoint { struct cxgb3i_conn *cconn; }; +/** + * struct cxgb3i_task_data - private iscsi task data + * + * @nr_frags: # of coalesced page frags (from scsi sgl) + * @frags: coalesced page frags (from scsi sgl) + * @skb: tx pdu skb + * @offset: data offset for the next pdu + * @count: max. possible pdu payload + * @sgoffset: offset to the first sg entry for a given offset + */ +#define MAX_PDU_FRAGS ((ULP2_MAX_PDU_PAYLOAD + 512 - 1) / 512) +struct cxgb3i_task_data { + unsigned short nr_frags; + skb_frag_t frags[MAX_PDU_FRAGS]; + struct sk_buff *skb; + unsigned int offset; + unsigned int count; + unsigned int sgoffset; +}; + int cxgb3i_iscsi_init(void); void cxgb3i_iscsi_cleanup(void); |