git: c53e990b8d04 - main - DEBUG_VFS_LOCKS: restore diagnostic for the witness use case
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Date: Tue, 11 Apr 2023 13:20:56 UTC
The branch main has been updated by kib:
URL: https://cgit.FreeBSD.org/src/commit/?id=c53e990b8d0444b5ad59ddb18742a71434e30ee2
commit c53e990b8d0444b5ad59ddb18742a71434e30ee2
Author: Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2023-04-10 08:52:43 +0000
Commit: Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2023-04-11 12:59:55 +0000
DEBUG_VFS_LOCKS: restore diagnostic for the witness use case
Reviewed by: jah, markj
Tested by: pho
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D39477
---
sys/kern/vfs_subr.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c
index 7e7315f827a1..60d3a71667a1 100644
--- a/sys/kern/vfs_subr.c
+++ b/sys/kern/vfs_subr.c
@@ -5456,14 +5456,13 @@ assert_vop_locked(struct vnode *vp, const char *str)
return;
#ifdef WITNESS
- if ((vp->v_irflag & VIRF_CROSSMP) == 0)
- witness_assert(&vp->v_vnlock->lock_object, LA_LOCKED,
- __FILE__, __LINE__);
+ if ((vp->v_irflag & VIRF_CROSSMP) == 0 &&
+ witness_is_owned(&vp->v_vnlock->lock_object) == -1)
#else
int locked = VOP_ISLOCKED(vp);
if (locked == 0 || locked == LK_EXCLOTHER)
- vfs_badlock("is not locked but should be", str, vp);
#endif
+ vfs_badlock("is not locked but should be", str, vp);
}
void
@@ -5473,13 +5472,12 @@ assert_vop_unlocked(struct vnode *vp, const char *str)
return;
#ifdef WITNESS
- if ((vp->v_irflag & VIRF_CROSSMP) == 0)
- witness_assert(&vp->v_vnlock->lock_object, LA_UNLOCKED,
- __FILE__, __LINE__);
+ if ((vp->v_irflag & VIRF_CROSSMP) == 0 &&
+ witness_is_owned(&vp->v_vnlock->lock_object) == 1)
#else
if (VOP_ISLOCKED(vp) == LK_EXCLUSIVE)
- vfs_badlock("is locked but should not be", str, vp);
#endif
+ vfs_badlock("is locked but should not be", str, vp);
}
void