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fusefs: better dtrace probes for asynchronous invalidation operations

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MFC after:	2 weeks
This commit is contained in:
Alan Somers 2020-05-08 22:26:52 +00:00
parent c864575148
commit 9d4e48aebf
1 changed files with 6 additions and 2 deletions
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8
sys/fs/fuse/fuse_internal.c
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@ -377,8 +377,8 @@ fuse_internal_fsync(struct vnode *vp,
} }
/* Asynchronous invalidation */ /* Asynchronous invalidation */
SDT_PROBE_DEFINE2(fusefs, , internal, invalidate_cache_hit, SDT_PROBE_DEFINE3(fusefs, , internal, invalidate_entry,
"struct vnode*", "struct vnode*"); "struct vnode*", "struct fuse_notify_inval_entry_out*", "char*");
int int
fuse_internal_invalidate_entry(struct mount *mp, struct uio *uio) fuse_internal_invalidate_entry(struct mount *mp, struct uio *uio)
{ {
@ -407,6 +407,7 @@ fuse_internal_invalidate_entry(struct mount *mp, struct uio *uio)
else else
err = fuse_internal_get_cached_vnode( mp, fnieo.parent, err = fuse_internal_get_cached_vnode( mp, fnieo.parent,
LK_SHARED, &dvp); LK_SHARED, &dvp);
SDT_PROBE3(fusefs, , internal, invalidate_entry, dvp, &fnieo, name);
/* /*
* If dvp is not in the cache, then it must've been reclaimed. And * If dvp is not in the cache, then it must've been reclaimed. And
* since fuse_vnop_reclaim does a cache_purge, name's entry must've * since fuse_vnop_reclaim does a cache_purge, name's entry must've
@ -435,6 +436,8 @@ fuse_internal_invalidate_entry(struct mount *mp, struct uio *uio)
return (0); return (0);
} }
SDT_PROBE_DEFINE2(fusefs, , internal, invalidate_inode,
"struct vnode*", "struct fuse_notify_inval_inode_out *");
int int
fuse_internal_invalidate_inode(struct mount *mp, struct uio *uio) fuse_internal_invalidate_inode(struct mount *mp, struct uio *uio)
{ {
@ -450,6 +453,7 @@ fuse_internal_invalidate_inode(struct mount *mp, struct uio *uio)
else else
err = fuse_internal_get_cached_vnode(mp, fniio.ino, LK_SHARED, err = fuse_internal_get_cached_vnode(mp, fniio.ino, LK_SHARED,
&vp); &vp);
SDT_PROBE2(fusefs, , internal, invalidate_inode, vp, &fniio);
if (err != 0 || vp == NULL) if (err != 0 || vp == NULL)
return (err); return (err);
/* /*