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| author | Julian Wiedmann <jwi@linux.ibm.com> | 2021-03-16 10:45:13 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-03-16 08:31:00 -0600 |
| commit | 1987c55139c9ebe1bed48490c49cfe266cd35ac8 (patch) | |
| tree | a8d5ec8861b73cac41244649333c4043c520619b /drivers/s390/block/dasd.c | |
| parent | 86f0a011e548774fd8eb952f67bfeb19f3174dd0 (diff) | |
| download | lwn-1987c55139c9ebe1bed48490c49cfe266cd35ac8.tar.gz lwn-1987c55139c9ebe1bed48490c49cfe266cd35ac8.zip | |
s390/dasd: let driver core manage the sysfs attributes
Wire up device_driver->dev_groups, so that really_probe() creates the
sysfs attributes for us automatically.
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Jan Hoeppner <hoeppner@linux.ibm.com>
Signed-off-by: Stefan Haberland <sth@linux.ibm.com>
Link: https://lore.kernel.org/r/20210316094513.2601218-3-sth@linux.ibm.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/s390/block/dasd.c')
| -rw-r--r-- | drivers/s390/block/dasd.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index ba9ce4e0d30a..a446f7c1ec68 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3440,15 +3440,6 @@ static void dasd_generic_auto_online(void *data, async_cookie_t cookie) */ int dasd_generic_probe(struct ccw_device *cdev) { - int ret; - - ret = dasd_add_sysfs_files(cdev); - if (ret) { - DBF_EVENT_DEVID(DBF_WARNING, cdev, "%s", - "dasd_generic_probe: could not add " - "sysfs entries"); - return ret; - } cdev->handler = &dasd_int_handler; /* @@ -3489,15 +3480,13 @@ void dasd_generic_remove(struct ccw_device *cdev) struct dasd_block *block; device = dasd_device_from_cdev(cdev); - if (IS_ERR(device)) { - dasd_remove_sysfs_files(cdev); + if (IS_ERR(device)) return; - } + if (test_and_set_bit(DASD_FLAG_OFFLINE, &device->flags) && !test_bit(DASD_FLAG_SAFE_OFFLINE_RUNNING, &device->flags)) { /* Already doing offline processing */ dasd_put_device(device); - dasd_remove_sysfs_files(cdev); return; } /* @@ -3516,8 +3505,6 @@ void dasd_generic_remove(struct ccw_device *cdev) */ if (block) dasd_free_block(block); - - dasd_remove_sysfs_files(cdev); } EXPORT_SYMBOL_GPL(dasd_generic_remove); |