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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.c58
1 files changed, 34 insertions, 24 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index be208e7adcb4..4e7b55a14b1a 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -886,7 +886,7 @@ static int dasd_eckd_read_conf_lpm(struct dasd_device *device,
}
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* RCD */,
0, /* use rcd_buf as data ara */
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_DEV_EVENT(DBF_WARNING, device, "%s",
"Could not allocate RCD request");
@@ -1442,7 +1442,7 @@ static int dasd_eckd_read_features(struct dasd_device *device)
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ + 1 /* RSSD */,
(sizeof(struct dasd_psf_prssd_data) +
sizeof(struct dasd_rssd_features)),
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_EVENT_DEVID(DBF_WARNING, device->cdev, "%s", "Could not "
"allocate initialization request");
@@ -1504,7 +1504,7 @@ static struct dasd_ccw_req *dasd_eckd_build_psf_ssc(struct dasd_device *device,
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ ,
sizeof(struct dasd_psf_ssc_data),
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_DEV_EVENT(DBF_WARNING, device, "%s",
@@ -1780,6 +1780,9 @@ static void dasd_eckd_uncheck_device(struct dasd_device *device)
struct dasd_eckd_private *private = device->private;
int i;
+ if (!private)
+ return;
+
dasd_alias_disconnect_device_from_lcu(device);
private->ned = NULL;
private->sneq = NULL;
@@ -1815,7 +1818,8 @@ dasd_eckd_analysis_ccw(struct dasd_device *device)
cplength = 8;
datasize = sizeof(struct DE_eckd_data) + 2*sizeof(struct LO_eckd_data);
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength, datasize, device);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength, datasize, device,
+ NULL);
if (IS_ERR(cqr))
return cqr;
ccw = cqr->cpaddr;
@@ -2034,8 +2038,11 @@ static int dasd_eckd_basic_to_ready(struct dasd_device *device)
static int dasd_eckd_online_to_ready(struct dasd_device *device)
{
- cancel_work_sync(&device->reload_device);
- cancel_work_sync(&device->kick_validate);
+ if (cancel_work_sync(&device->reload_device))
+ dasd_put_device(device);
+ if (cancel_work_sync(&device->kick_validate))
+ dasd_put_device(device);
+
return 0;
};
@@ -2092,7 +2099,8 @@ dasd_eckd_build_check_tcw(struct dasd_device *base, struct format_data_t *fdata,
*/
itcw_size = itcw_calc_size(0, count, 0);
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 0, itcw_size, startdev);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 0, itcw_size, startdev,
+ NULL);
if (IS_ERR(cqr))
return cqr;
@@ -2186,7 +2194,7 @@ dasd_eckd_build_check(struct dasd_device *base, struct format_data_t *fdata,
cplength += count;
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength, datasize,
- startdev);
+ startdev, NULL);
if (IS_ERR(cqr))
return cqr;
@@ -2332,7 +2340,7 @@ dasd_eckd_build_format(struct dasd_device *base,
}
/* Allocate the format ccw request. */
fcp = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength,
- datasize, startdev);
+ datasize, startdev, NULL);
if (IS_ERR(fcp))
return fcp;
@@ -3103,7 +3111,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
}
/* Allocate the ccw request. */
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength, datasize,
- startdev);
+ startdev, blk_mq_rq_to_pdu(req));
if (IS_ERR(cqr))
return cqr;
ccw = cqr->cpaddr;
@@ -3262,7 +3270,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
/* Allocate the ccw request. */
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength, datasize,
- startdev);
+ startdev, blk_mq_rq_to_pdu(req));
if (IS_ERR(cqr))
return cqr;
ccw = cqr->cpaddr;
@@ -3533,7 +3541,7 @@ static int prepare_itcw(struct itcw *itcw,
dcw = itcw_add_dcw(itcw, pfx_cmd, 0,
&pfxdata, sizeof(pfxdata), total_data_size);
- return PTR_RET(dcw);
+ return PTR_ERR_OR_ZERO(dcw);
}
static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
@@ -3595,7 +3603,8 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_tpm_track(
/* Allocate the ccw request. */
itcw_size = itcw_calc_size(0, ctidaw, 0);
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 0, itcw_size, startdev);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 0, itcw_size, startdev,
+ blk_mq_rq_to_pdu(req));
if (IS_ERR(cqr))
return cqr;
@@ -3862,7 +3871,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
/* Allocate the ccw request. */
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, cplength,
- datasize, startdev);
+ datasize, startdev, blk_mq_rq_to_pdu(req));
if (IS_ERR(cqr))
return cqr;
@@ -4102,7 +4111,7 @@ dasd_eckd_release(struct dasd_device *device)
return -EACCES;
useglobal = 0;
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device, NULL);
if (IS_ERR(cqr)) {
mutex_lock(&dasd_reserve_mutex);
useglobal = 1;
@@ -4157,7 +4166,7 @@ dasd_eckd_reserve(struct dasd_device *device)
return -EACCES;
useglobal = 0;
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device, NULL);
if (IS_ERR(cqr)) {
mutex_lock(&dasd_reserve_mutex);
useglobal = 1;
@@ -4211,7 +4220,7 @@ dasd_eckd_steal_lock(struct dasd_device *device)
return -EACCES;
useglobal = 0;
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1, 32, device, NULL);
if (IS_ERR(cqr)) {
mutex_lock(&dasd_reserve_mutex);
useglobal = 1;
@@ -4271,7 +4280,8 @@ static int dasd_eckd_snid(struct dasd_device *device,
useglobal = 0;
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1,
- sizeof(struct dasd_snid_data), device);
+ sizeof(struct dasd_snid_data), device,
+ NULL);
if (IS_ERR(cqr)) {
mutex_lock(&dasd_reserve_mutex);
useglobal = 1;
@@ -4331,7 +4341,7 @@ dasd_eckd_performance(struct dasd_device *device, void __user *argp)
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ + 1 /* RSSD */,
(sizeof(struct dasd_psf_prssd_data) +
sizeof(struct dasd_rssd_perf_stats_t)),
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_DEV_EVENT(DBF_WARNING, device, "%s",
"Could not allocate initialization request");
@@ -4477,7 +4487,7 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp)
psf1 = psf_data[1];
/* setup CCWs for PSF + RSSD */
- cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 2 , 0, device);
+ cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 2, 0, device, NULL);
if (IS_ERR(cqr)) {
DBF_DEV_EVENT(DBF_WARNING, device, "%s",
"Could not allocate initialization request");
@@ -5037,7 +5047,7 @@ static int dasd_eckd_read_message_buffer(struct dasd_device *device,
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ + 1 /* RSSD */,
(sizeof(struct dasd_psf_prssd_data) +
sizeof(struct dasd_rssd_messages)),
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_EVENT_DEVID(DBF_WARNING, device->cdev, "%s",
"Could not allocate read message buffer request");
@@ -5126,7 +5136,7 @@ static int dasd_eckd_query_host_access(struct dasd_device *device,
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ + 1 /* RSSD */,
sizeof(struct dasd_psf_prssd_data) + 1,
- device);
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_EVENT_DEVID(DBF_WARNING, device->cdev, "%s",
"Could not allocate read message buffer request");
@@ -5284,8 +5294,8 @@ dasd_eckd_psf_cuir_response(struct dasd_device *device, int response,
int rc;
cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ ,
- sizeof(struct dasd_psf_cuir_response),
- device);
+ sizeof(struct dasd_psf_cuir_response),
+ device, NULL);
if (IS_ERR(cqr)) {
DBF_DEV_EVENT(DBF_WARNING, device, "%s",
generated by cgit (git 2.34.1) at 2025-06-11 08:18:26 +0000