diff options
Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
| -rw-r--r-- | drivers/s390/block/dasd_eckd.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 2e8e0755070b..51dea7baf02c 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -2039,7 +2039,7 @@ static int dasd_eckd_online_to_ready(struct dasd_device *device) return 0; }; -static int dasd_eckd_ready_to_basic(struct dasd_device *device) +static int dasd_eckd_basic_to_known(struct dasd_device *device) { return dasd_alias_remove_device(device); }; @@ -2061,11 +2061,12 @@ dasd_eckd_fill_geometry(struct dasd_block *block, struct hd_geometry *geo) static struct dasd_ccw_req * dasd_eckd_build_format(struct dasd_device *base, - struct format_data_t *fdata) + struct format_data_t *fdata, + int enable_pav) { struct dasd_eckd_private *base_priv; struct dasd_eckd_private *start_priv; - struct dasd_device *startdev; + struct dasd_device *startdev = NULL; struct dasd_ccw_req *fcp; struct eckd_count *ect; struct ch_t address; @@ -2079,7 +2080,9 @@ dasd_eckd_build_format(struct dasd_device *base, int nr_tracks; int use_prefix; - startdev = dasd_alias_get_start_dev(base); + if (enable_pav) + startdev = dasd_alias_get_start_dev(base); + if (!startdev) startdev = base; @@ -2309,6 +2312,7 @@ dasd_eckd_build_format(struct dasd_device *base, fcp->startdev = startdev; fcp->memdev = startdev; + fcp->basedev = base; fcp->retries = 256; fcp->expires = startdev->default_expires * HZ; fcp->buildclk = get_tod_clock(); @@ -2319,7 +2323,8 @@ dasd_eckd_build_format(struct dasd_device *base, static int dasd_eckd_format_device(struct dasd_device *base, - struct format_data_t *fdata) + struct format_data_t *fdata, + int enable_pav) { struct dasd_ccw_req *cqr, *n; struct dasd_block *block; @@ -2327,7 +2332,7 @@ dasd_eckd_format_device(struct dasd_device *base, struct list_head format_queue; struct dasd_device *device; int old_stop, format_step; - int step, rc = 0; + int step, rc = 0, sleep_rc; block = base->block; private = (struct dasd_eckd_private *) base->private; @@ -2361,11 +2366,11 @@ dasd_eckd_format_device(struct dasd_device *base, } INIT_LIST_HEAD(&format_queue); - old_stop = fdata->stop_unit; + old_stop = fdata->stop_unit; while (fdata->start_unit <= 1) { fdata->stop_unit = fdata->start_unit; - cqr = dasd_eckd_build_format(base, fdata); + cqr = dasd_eckd_build_format(base, fdata, enable_pav); list_add(&cqr->blocklist, &format_queue); fdata->stop_unit = old_stop; @@ -2383,7 +2388,7 @@ retry: if (step > format_step) fdata->stop_unit = fdata->start_unit + format_step - 1; - cqr = dasd_eckd_build_format(base, fdata); + cqr = dasd_eckd_build_format(base, fdata, enable_pav); if (IS_ERR(cqr)) { if (PTR_ERR(cqr) == -ENOMEM) { /* @@ -2403,7 +2408,7 @@ retry: } sleep: - dasd_sleep_on_queue(&format_queue); + sleep_rc = dasd_sleep_on_queue(&format_queue); list_for_each_entry_safe(cqr, n, &format_queue, blocklist) { device = cqr->startdev; @@ -2415,6 +2420,9 @@ sleep: private->count--; } + if (sleep_rc) + return sleep_rc; + /* * in case of ENOMEM we need to retry after * first requests are finished @@ -4511,7 +4519,7 @@ static struct dasd_discipline dasd_eckd_discipline = { .verify_path = dasd_eckd_verify_path, .basic_to_ready = dasd_eckd_basic_to_ready, .online_to_ready = dasd_eckd_online_to_ready, - .ready_to_basic = dasd_eckd_ready_to_basic, + .basic_to_known = dasd_eckd_basic_to_known, .fill_geometry = dasd_eckd_fill_geometry, .start_IO = dasd_start_IO, .term_IO = dasd_term_IO, |