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Remove unused function zvol_set_volblocksize()

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Signed-off-by: Fedor Uporov <fuporov.vstack@gmail.com>
Closes #12688
This commit is contained in:
Fedor Uporov
2021-10-26 17:07:53 -07:00
committed by GitHub
parent 6f57f1e382
commit d5a5ec4693
2 changed files with 0 additions and 46 deletions
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module/zfs/zvol.c
-45
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@@ -407,51 +407,6 @@ zvol_check_volblocksize(const char *name, uint64_t volblocksize)
return (0);
}
/*
* Set ZFS_PROP_VOLBLOCKSIZE set entry point.
*/
int
zvol_set_volblocksize(const char *name, uint64_t volblocksize)
{
zvol_state_t *zv;
dmu_tx_t *tx;
int error;
zv = zvol_find_by_name(name, RW_READER);
if (zv == NULL)
return (SET_ERROR(ENXIO));
ASSERT(MUTEX_HELD(&zv->zv_state_lock));
ASSERT(RW_READ_HELD(&zv->zv_suspend_lock));
if (zv->zv_flags & ZVOL_RDONLY) {
mutex_exit(&zv->zv_state_lock);
rw_exit(&zv->zv_suspend_lock);
return (SET_ERROR(EROFS));
}
tx = dmu_tx_create(zv->zv_objset);
dmu_tx_hold_bonus(tx, ZVOL_OBJ);
error = dmu_tx_assign(tx, TXG_WAIT);
if (error) {
dmu_tx_abort(tx);
} else {
error = dmu_object_set_blocksize(zv->zv_objset, ZVOL_OBJ,
volblocksize, 0, tx);
if (error == ENOTSUP)
error = SET_ERROR(EBUSY);
dmu_tx_commit(tx);
if (error == 0)
zv->zv_volblocksize = volblocksize;
}
mutex_exit(&zv->zv_state_lock);
rw_exit(&zv->zv_suspend_lock);
return (SET_ERROR(error));
}
/*
* Replay a TX_TRUNCATE ZIL transaction if asked. TX_TRUNCATE is how we
* implement DKIOCFREE/free-long-range.