xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

scsi: don't use fc_bsg_job::request and fc_bsg_job::reply directly

Browse Source 
Don't use fc_bsg_job::request and fc_bsg_job::reply directly, but use
helper variables bsg_request and bsg_reply. This will be helpful when
transitioning to bsg-lib.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Johannes Thumshirn
2016-11-17 10:31:12 +01:00
committed by Martin K. Petersen
parent eb34094820
commit 01e0e15c8b
10 changed files with 398 additions and 275 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/scsi/libfc/fc_lport.c
View File

@@ -1902,13 +1902,14 @@ static void fc_lport_bsg_resp(struct fc_seq *sp, struct fc_frame *fp,
{
struct fc_bsg_info *info = info_arg;
struct fc_bsg_job *job = info->job;
struct fc_bsg_reply *bsg_reply = job->reply;
struct fc_lport *lport = info->lport;
struct fc_frame_header *fh;
size_t len;
void *buf;
if (IS_ERR(fp)) {
job->reply->result = (PTR_ERR(fp) == -FC_EX_CLOSED) ?
bsg_reply->result = (PTR_ERR(fp) == -FC_EX_CLOSED) ?
-ECONNABORTED : -ETIMEDOUT;
job->reply_len = sizeof(uint32_t);
job->state_flags |= FC_RQST_STATE_DONE;
@@ -1929,23 +1930,23 @@ static void fc_lport_bsg_resp(struct fc_seq *sp, struct fc_frame *fp,
(unsigned short)fc_frame_payload_op(fp);
/* Save the reply status of the job */
job->reply->reply_data.ctels_reply.status =
bsg_reply->reply_data.ctels_reply.status =
(cmd == info->rsp_code) ?
FC_CTELS_STATUS_OK : FC_CTELS_STATUS_REJECT;
}
job->reply->reply_payload_rcv_len +=
bsg_reply->reply_payload_rcv_len +=
fc_copy_buffer_to_sglist(buf, len, info->sg, &info->nents,
&info->offset, NULL);
if (fr_eof(fp) == FC_EOF_T &&
(ntoh24(fh->fh_f_ctl) & (FC_FC_LAST_SEQ | FC_FC_END_SEQ)) ==
(FC_FC_LAST_SEQ | FC_FC_END_SEQ)) {
if (job->reply->reply_payload_rcv_len >
if (bsg_reply->reply_payload_rcv_len >
job->reply_payload.payload_len)
job->reply->reply_payload_rcv_len =
bsg_reply->reply_payload_rcv_len =
job->reply_payload.payload_len;
job->reply->result = 0;
bsg_reply->result = 0;
job->state_flags |= FC_RQST_STATE_DONE;
job->job_done(job);
kfree(info);
@@ -2082,6 +2083,8 @@ static int fc_lport_ct_request(struct fc_bsg_job *job,
*/
int fc_lport_bsg_request(struct fc_bsg_job *job)
{
struct fc_bsg_request *bsg_request = job->request;
struct fc_bsg_reply *bsg_reply = job->reply;
struct request *rsp = job->req->next_rq;
struct Scsi_Host *shost = job->shost;
struct fc_lport *lport = shost_priv(shost);
@@ -2090,13 +2093,13 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
int rc = -EINVAL;
u32 did, tov;
job->reply->reply_payload_rcv_len = 0;
bsg_reply->reply_payload_rcv_len = 0;
if (rsp)
rsp->resid_len = job->reply_payload.payload_len;
mutex_lock(&lport->lp_mutex);
switch (job->request->msgcode) {
switch (bsg_request->msgcode) {
case FC_BSG_RPT_ELS:
rport = job->rport;
if (!rport)
@@ -2118,7 +2121,7 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
break;
case FC_BSG_HST_CT:
did = ntoh24(job->request->rqst_data.h_ct.port_id);
did = ntoh24(bsg_request->rqst_data.h_ct.port_id);
if (did == FC_FID_DIR_SERV) {
rdata = lport->dns_rdata;
if (!rdata)
@@ -2136,7 +2139,7 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
break;
case FC_BSG_HST_ELS_NOLOGIN:
did = ntoh24(job->request->rqst_data.h_els.port_id);
did = ntoh24(bsg_request->rqst_data.h_els.port_id);
rc = fc_lport_els_request(job, lport, did, lport->e_d_tov);
break;
}