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zvol_os: Code cleanup in zvol_create_minor_impl

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Nonfunctional changes for readability and consistency.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Matt Macy <mmacy@FreeBSD.org>
Signed-off-by: Ryan Moeller <ryan@iXsystems.com>
Closes #11117
This commit is contained in:
Ryan Moeller 2020-10-21 17:54:38 +00:00 committed by Brian Behlendorf
parent 260f6a28af
commit 1a6a75ac07
1 changed files with 7 additions and 7 deletions
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14
module/os/freebsd/zfs/zvol_os.c
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@ -1259,10 +1259,11 @@ zvol_create_minor_impl(const char *name)
} }
DROP_GIANT(); DROP_GIANT();
/* lie and say we're read-only */
error = dmu_objset_own(name, DMU_OST_ZVOL, B_TRUE, B_TRUE, FTAG, &os);
doi = kmem_alloc(sizeof (dmu_object_info_t), KM_SLEEP); doi = kmem_alloc(sizeof (dmu_object_info_t), KM_SLEEP);
/* lie and say we're read-only */
error = dmu_objset_own(name, DMU_OST_ZVOL, B_TRUE, B_TRUE, FTAG, &os);
if (error) if (error)
goto out_doi; goto out_doi;
@ -1276,7 +1277,7 @@ zvol_create_minor_impl(const char *name)
error = dsl_prop_get_integer(name, error = dsl_prop_get_integer(name,
zfs_prop_to_name(ZFS_PROP_VOLMODE), &volmode, NULL); zfs_prop_to_name(ZFS_PROP_VOLMODE), &volmode, NULL);
if (error != 0 || volmode == ZFS_VOLMODE_DEFAULT) if (error || volmode == ZFS_VOLMODE_DEFAULT)
volmode = zvol_volmode; volmode = zvol_volmode;
/* /*
* zvol_alloc equivalent ... * zvol_alloc equivalent ...
@ -1299,7 +1300,6 @@ zvol_create_minor_impl(const char *name)
gp->start = zvol_geom_bio_start; gp->start = zvol_geom_bio_start;
gp->access = zvol_geom_access; gp->access = zvol_geom_access;
pp = g_new_providerf(gp, "%s/%s", ZVOL_DRIVER, name); pp = g_new_providerf(gp, "%s/%s", ZVOL_DRIVER, name);
/* TODO: NULL check? */
pp->flags |= G_PF_DIRECT_RECEIVE | G_PF_DIRECT_SEND; pp->flags |= G_PF_DIRECT_RECEIVE | G_PF_DIRECT_SEND;
pp->sectorsize = DEV_BSIZE; pp->sectorsize = DEV_BSIZE;
pp->mediasize = 0; pp->mediasize = 0;
@ -1321,9 +1321,9 @@ zvol_create_minor_impl(const char *name)
args.mda_mode = 0640; args.mda_mode = 0640;
args.mda_si_drv2 = zv; args.mda_si_drv2 = zv;
error = make_dev_s(&args, &dev, "%s/%s", ZVOL_DRIVER, name); error = make_dev_s(&args, &dev, "%s/%s", ZVOL_DRIVER, name);
if (error != 0) { if (error) {
mutex_destroy(&zv->zv_state_lock);
kmem_free(zv->zv_zso, sizeof (struct zvol_state_os)); kmem_free(zv->zv_zso, sizeof (struct zvol_state_os));
mutex_destroy(&zv->zv_state_lock);
kmem_free(zv, sizeof (*zv)); kmem_free(zv, sizeof (*zv));
dmu_objset_disown(os, B_TRUE, FTAG); dmu_objset_disown(os, B_TRUE, FTAG);
goto out_giant; goto out_giant;
@ -1351,7 +1351,7 @@ zvol_create_minor_impl(const char *name)
ASSERT3P(zv->zv_kstat.dk_kstats, ==, NULL); ASSERT3P(zv->zv_kstat.dk_kstats, ==, NULL);
dataset_kstats_create(&zv->zv_kstat, zv->zv_objset); dataset_kstats_create(&zv->zv_kstat, zv->zv_objset);
/* XXX do prefetch */ /* TODO: prefetch for geom tasting */
zv->zv_objset = NULL; zv->zv_objset = NULL;
out_dmu_objset_disown: out_dmu_objset_disown: