qla2xxx: Add counter for message

Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Saurav Kashyap 2014-09-25 06:14:49 -04:00 committed by Christoph Hellwig
parent d154f35029
commit d29fb7360e

View file

@ -1434,10 +1434,11 @@ static inline void qlt_unmap_sg(struct scsi_qla_host *vha,
static int qlt_check_reserve_free_req(struct scsi_qla_host *vha,
uint32_t req_cnt)
{
uint32_t cnt;
uint32_t cnt, cnt_in;
if (vha->req->cnt < (req_cnt + 2)) {
cnt = (uint16_t)RD_REG_DWORD(vha->req->req_q_out);
cnt_in = (uint16_t)RD_REG_DWORD(vha->req->req_q_in);
if (vha->req->ring_index < cnt)
vha->req->cnt = cnt - vha->req->ring_index;
@ -1448,10 +1449,9 @@ static int qlt_check_reserve_free_req(struct scsi_qla_host *vha,
if (unlikely(vha->req->cnt < (req_cnt + 2))) {
ql_dbg(ql_dbg_io, vha, 0x305a,
"qla_target(%d): There is no room in the "
"request ring: vha->req->ring_index=%d, vha->req->cnt=%d, "
"req_cnt=%d\n", vha->vp_idx, vha->req->ring_index,
vha->req->cnt, req_cnt);
"qla_target(%d): There is no room in the request ring: vha->req->ring_index=%d, vha->req->cnt=%d, req_cnt=%d Req-out=%d Req-in=%d Req-Length=%d\n",
vha->vp_idx, vha->req->ring_index,
vha->req->cnt, req_cnt, cnt, cnt_in, vha->req->length);
return -EAGAIN;
}
vha->req->cnt -= req_cnt;