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zvol_os: Tidy up asserts

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Using more specific assert variants gives better messages on failure.

No functional change.

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 17:23:08 +00:00
committed by Brian Behlendorf
parent 52f1ef3b2d
commit 00a27515f0
2 changed files with 30 additions and 26 deletions
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module/os/freebsd/zfs/zvol_os.c
+15 -15
View File
@@ -248,7 +248,7 @@ retry:
}
mutex_enter(&zv->zv_state_lock);
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_GEOM);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_GEOM);
/*
* make sure zvol is not suspended during first open
@@ -342,17 +342,17 @@ zvol_geom_close(struct g_provider *pp, int flag, int count)
mutex_enter(&zv->zv_state_lock);
if (zv->zv_flags & ZVOL_EXCL) {
ASSERT(zv->zv_open_count == 1);
ASSERT3U(zv->zv_open_count, ==, 1);
zv->zv_flags &= ~ZVOL_EXCL;
}
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_GEOM);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_GEOM);
/*
* If the open count is zero, this is a spurious close.
* That indicates a bug in the kernel / DDI framework.
*/
ASSERT(zv->zv_open_count > 0);
ASSERT3U(zv->zv_open_count, >, 0);
/*
* make sure zvol is not suspended during last close
@@ -400,7 +400,7 @@ zvol_geom_run(zvol_state_t *zv)
struct zvol_state_geom *zsg = &zv->zv_zso->zso_geom;
struct g_provider *pp = zsg->zsg_provider;
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_GEOM);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_GEOM);
g_error_provider(pp, 0);
@@ -414,7 +414,7 @@ zvol_geom_destroy(zvol_state_t *zv)
struct zvol_state_geom *zsg = &zv->zv_zso->zso_geom;
struct g_provider *pp = zsg->zsg_provider;
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_GEOM);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_GEOM);
g_topology_assert();
@@ -483,7 +483,7 @@ zvol_geom_worker(void *arg)
struct zvol_state_geom *zsg = &zv->zv_zso->zso_geom;
struct bio *bp;
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_GEOM);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_GEOM);
thread_lock(curthread);
sched_prio(curthread, PRIBIO);
@@ -540,7 +540,7 @@ zvol_geom_bio_getattr(struct bio *bp)
zvol_state_t *zv;
zv = bp->bio_to->private;
ASSERT(zv != NULL);
ASSERT3P(zv, !=, NULL);
spa_t *spa = dmu_objset_spa(zv->zv_objset);
uint64_t refd, avail, usedobjs, availobjs;
@@ -621,7 +621,7 @@ zvol_geom_bio_strategy(struct bio *bp)
volsize = zv->zv_volsize;
os = zv->zv_objset;
ASSERT(os != NULL);
ASSERT3P(os, !=, NULL);
addr = bp->bio_data;
resid = bp->bio_length;
@@ -836,7 +836,7 @@ zvol_cdev_open(struct cdev *dev, int flags, int fmt, struct thread *td)
mutex_enter(&zv->zv_state_lock);
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_DEV);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_DEV);
/*
* make sure zvol is not suspended during first open
@@ -925,17 +925,17 @@ zvol_cdev_close(struct cdev *dev, int flags, int fmt, struct thread *td)
mutex_enter(&zv->zv_state_lock);
if (zv->zv_flags & ZVOL_EXCL) {
ASSERT(zv->zv_open_count == 1);
ASSERT3U(zv->zv_open_count, ==, 1);
zv->zv_flags &= ~ZVOL_EXCL;
}
ASSERT(zv->zv_zso->zso_volmode == ZFS_VOLMODE_DEV);
ASSERT3S(zv->zv_zso->zso_volmode, ==, ZFS_VOLMODE_DEV);
/*
* If the open count is zero, this is a spurious close.
* That indicates a bug in the kernel / DDI framework.
*/
ASSERT(zv->zv_open_count > 0);
ASSERT3U(zv->zv_open_count, >, 0);
/*
* make sure zvol is not suspended during last close
* (hold zv_suspend_lock) and respect proper lock acquisition
@@ -1150,7 +1150,7 @@ zvol_rename_minor(zvol_state_t *zv, const char *newname)
g_topology_lock();
gp = pp->geom;
ASSERT(gp != NULL);
ASSERT3P(gp, !=, NULL);
zsg->zsg_provider = NULL;
g_wither_provider(pp, ENXIO);
@@ -1205,7 +1205,7 @@ zvol_free(zvol_state_t *zv)
{
ASSERT(!RW_LOCK_HELD(&zv->zv_suspend_lock));
ASSERT(!MUTEX_HELD(&zv->zv_state_lock));
ASSERT(zv->zv_open_count == 0);
ASSERT0(zv->zv_open_count);
ZFS_LOG(1, "ZVOL %s destroyed.", zv->zv_name);