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path: root/drivers/s390/block/dasd_eckd.c
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Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
-rw-r--r--drivers/s390/block/dasd_eckd.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 6a44b27623e..e61a6deea3c 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -1682,6 +1682,9 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
/* set default timeout */
device->default_expires = DASD_EXPIRES;
+ /* set default retry count */
+ device->default_retries = DASD_RETRIES;
+
if (private->gneq) {
value = 1;
for (i = 0; i < private->gneq->timeout.value; i++)
@@ -2378,6 +2381,10 @@ sleep:
static void dasd_eckd_handle_terminated_request(struct dasd_ccw_req *cqr)
{
+ if (cqr->retries < 0) {
+ cqr->status = DASD_CQR_FAILED;
+ return;
+ }
cqr->status = DASD_CQR_FILLED;
if (cqr->block && (cqr->startdev != cqr->block->base)) {
dasd_eckd_reset_ccw_to_base_io(cqr);
@@ -2659,7 +2666,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
cqr->block = block;
cqr->expires = startdev->default_expires * HZ; /* default 5 minutes */
cqr->lpm = startdev->path_data.ppm;
- cqr->retries = 256;
+ cqr->retries = startdev->default_retries;
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
return cqr;
@@ -2834,7 +2841,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
cqr->block = block;
cqr->expires = startdev->default_expires * HZ; /* default 5 minutes */
cqr->lpm = startdev->path_data.ppm;
- cqr->retries = 256;
+ cqr->retries = startdev->default_retries;
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
return cqr;
@@ -2968,7 +2975,7 @@ static int prepare_itcw(struct itcw *itcw,
dcw = itcw_add_dcw(itcw, pfx_cmd, 0,
&pfxdata, sizeof(pfxdata), total_data_size);
- return IS_ERR(dcw) ? PTR_ERR(dcw) : 0;
+ return PTR_RET(dcw);
}
static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
@@ -3127,7 +3134,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
cqr->block = block;
cqr->expires = startdev->default_expires * HZ; /* default 5 minutes */
cqr->lpm = startdev->path_data.ppm;
- cqr->retries = 256;
+ cqr->retries = startdev->default_retries;
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
return cqr;
@@ -3330,7 +3337,7 @@ static struct dasd_ccw_req *dasd_raw_build_cp(struct dasd_device *startdev,
cqr->block = block;
cqr->expires = startdev->default_expires * HZ;
cqr->lpm = startdev->path_data.ppm;
- cqr->retries = 256;
+ cqr->retries = startdev->default_retries;
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;