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FreeBSD: Initialize/destroy zp->z_lock 

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
This commit is contained in:
Ryan Moeller 2021-05-06 12:45:16 -04:00 committed by Tony Hutter
parent c2a3bcc91d
commit fd8ccce07b
1 changed files with 2 additions and 0 deletions
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2
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);