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path: root/fs/xfs/linux-2.6/xfs_vnode.c
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Diffstat (limited to 'fs/xfs/linux-2.6/xfs_vnode.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.c46
1 files changed, 27 insertions, 19 deletions
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index bde8d2e7f559..9d9464cf8de4 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -103,11 +103,6 @@ vn_initialize(
ASSERT(VN_CACHED(vp) == 0);
-#ifdef XFS_VNODE_TRACE
- vp->v_trace = ktrace_alloc(VNODE_TRACE_SIZE, KM_SLEEP);
-#endif /* XFS_VNODE_TRACE */
-
- vn_trace_exit(vp, __FUNCTION__, (inst_t *)__return_address);
return vp;
}
@@ -158,7 +153,7 @@ __vn_revalidate(
{
int error;
- vn_trace_entry(vp, __FUNCTION__, (inst_t *)__return_address);
+ vn_trace_entry(xfs_vtoi(vp), __FUNCTION__, (inst_t *)__return_address);
vattr->va_mask = XFS_AT_STAT | XFS_AT_XFLAGS;
error = xfs_getattr(xfs_vtoi(vp), vattr, 0);
if (likely(!error)) {
@@ -196,12 +191,25 @@ vn_hold(
#ifdef XFS_VNODE_TRACE
-#define KTRACE_ENTER(vp, vk, s, line, ra) \
- ktrace_enter( (vp)->v_trace, \
+/*
+ * Reference count of Linux inode if present, -1 if the xfs_inode
+ * has no associated Linux inode.
+ */
+static inline int xfs_icount(struct xfs_inode *ip)
+{
+ bhv_vnode_t *vp = XFS_ITOV_NULL(ip);
+
+ if (vp)
+ return vn_count(vp);
+ return -1;
+}
+
+#define KTRACE_ENTER(ip, vk, s, line, ra) \
+ ktrace_enter( (ip)->i_trace, \
/* 0 */ (void *)(__psint_t)(vk), \
/* 1 */ (void *)(s), \
/* 2 */ (void *)(__psint_t) line, \
-/* 3 */ (void *)(__psint_t)(vn_count(vp)), \
+/* 3 */ (void *)(__psint_t)xfs_icount(ip), \
/* 4 */ (void *)(ra), \
/* 5 */ NULL, \
/* 6 */ (void *)(__psint_t)current_cpu(), \
@@ -213,32 +221,32 @@ vn_hold(
* Vnode tracing code.
*/
void
-vn_trace_entry(bhv_vnode_t *vp, const char *func, inst_t *ra)
+vn_trace_entry(xfs_inode_t *ip, const char *func, inst_t *ra)
{
- KTRACE_ENTER(vp, VNODE_KTRACE_ENTRY, func, 0, ra);
+ KTRACE_ENTER(ip, VNODE_KTRACE_ENTRY, func, 0, ra);
}
void
-vn_trace_exit(bhv_vnode_t *vp, const char *func, inst_t *ra)
+vn_trace_exit(xfs_inode_t *ip, const char *func, inst_t *ra)
{
- KTRACE_ENTER(vp, VNODE_KTRACE_EXIT, func, 0, ra);
+ KTRACE_ENTER(ip, VNODE_KTRACE_EXIT, func, 0, ra);
}
void
-vn_trace_hold(bhv_vnode_t *vp, char *file, int line, inst_t *ra)
+vn_trace_hold(xfs_inode_t *ip, char *file, int line, inst_t *ra)
{
- KTRACE_ENTER(vp, VNODE_KTRACE_HOLD, file, line, ra);
+ KTRACE_ENTER(ip, VNODE_KTRACE_HOLD, file, line, ra);
}
void
-vn_trace_ref(bhv_vnode_t *vp, char *file, int line, inst_t *ra)
+vn_trace_ref(xfs_inode_t *ip, char *file, int line, inst_t *ra)
{
- KTRACE_ENTER(vp, VNODE_KTRACE_REF, file, line, ra);
+ KTRACE_ENTER(ip, VNODE_KTRACE_REF, file, line, ra);
}
void
-vn_trace_rele(bhv_vnode_t *vp, char *file, int line, inst_t *ra)
+vn_trace_rele(xfs_inode_t *ip, char *file, int line, inst_t *ra)
{
- KTRACE_ENTER(vp, VNODE_KTRACE_RELE, file, line, ra);
+ KTRACE_ENTER(ip, VNODE_KTRACE_RELE, file, line, ra);
}
#endif /* XFS_VNODE_TRACE */