diff options
| author |   Stefan Haberland <stefan.haberland@de.ibm.com> | 2014-07-18 14:19:25 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-07-22 09:26:21 +0200 |
| commit | daa991bf30cbea85dc10560e6932406677ed5d5c (patch) | |
| tree | 8ce6020df13e5d71803b7b9b0aa4d099717181fa /drivers/s390/block | |
| parent | s390/pci: fix kmsg component (diff) | |
| download | linux-dev-daa991bf30cbea85dc10560e6932406677ed5d5c.tar.xz linux-dev-daa991bf30cbea85dc10560e6932406677ed5d5c.zip | |
dasd: use aliases for formatted devices during format
Formatting of a previously formatted device is slower than newly
format a device when alias devices are available.
For already formatted devices the alias devices are not used for
formatting.
Fix the alias handling for already formatted devices.
Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block')
| -rw-r--r-- | drivers/s390/block/dasd.c | 11 | ||||
| -rw-r--r-- | drivers/s390/block/dasd_eckd.c | 4 | ||||
| -rw-r--r-- | drivers/s390/block/dasd_int.h | 2 |
3 files changed, 9 insertions, 8 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 1e5062690926..5e8442c88e29 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -285,6 +285,12 @@ static int dasd_state_basic_to_known(struct dasd_device *device) { int rc; + if (device->discipline->basic_to_known) { + rc = device->discipline->basic_to_known(device); + if (rc) + return rc; + } + if (device->block) { dasd_profile_exit(&device->block->profile); debugfs_remove(device->block->debugfs_dentry); @@ -375,11 +381,6 @@ static int dasd_state_ready_to_basic(struct dasd_device *device) { int rc; - if (device->discipline->ready_to_basic) { - rc = device->discipline->ready_to_basic(device); - if (rc) - return rc; - } device->state = DASD_STATE_BASIC; if (device->block) { struct dasd_block *block = device->block; diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 2e8e0755070b..39748fda6e1f 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); }; @@ -4511,7 +4511,7 @@ 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, diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 690001af0d09..7a14582dc8a4 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -304,7 +304,7 @@ struct dasd_discipline { */ int (*basic_to_ready) (struct dasd_device *); int (*online_to_ready) (struct dasd_device *); - int (*ready_to_basic) (struct dasd_device *); + int (*basic_to_known)(struct dasd_device *); /* (struct dasd_device *); * Device operation functions. build_cp creates a ccw chain for |