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FreeBSD: Initialize/destroy zp->z_lock

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zp->z_lock is used in shared code for protecting projid and scantime.
We don't exercise these paths much if at all on FreeBSD, so have been
lucky enough not to have issues with the uninitialized locks so far.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Ryan Moeller <ryan@ixsystems.com>
Closes #12003
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Ryan Moeller 2021-05-06 12:45:16 -04:00 committed by GitHub
parent 1f77b58789
commit b1e44cdcea
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1 changed files with 2 additions and 0 deletions
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module/os/freebsd/zfs/zfs_znode.c
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@ -143,6 +143,7 @@ zfs_znode_cache_constructor(void *buf, void *arg, int kmflags)
list_link_init(&zp->z_link_node);
mutex_init(&zp->z_lock, NULL, MUTEX_DEFAULT, NULL);
mutex_init(&zp->z_acl_lock, NULL, MUTEX_DEFAULT, NULL);
zfs_rangelock_init(&zp->z_rangelock, zfs_rangelock_cb, zp);
@ -161,6 +162,7 @@ zfs_znode_cache_destructor(void *buf, void *arg)
ASSERT(!POINTER_IS_VALID(zp->z_zfsvfs));
ASSERT3P(zp->z_vnode, ==, NULL);
ASSERT(!list_link_active(&zp->z_link_node));
mutex_destroy(&zp->z_lock);
mutex_destroy(&zp->z_acl_lock);
zfs_rangelock_fini(&zp->z_rangelock);