aboutsummaryrefslogtreecommitdiff
path: root/fs/xfs/xfs_inode.h
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2008-12-03 12:20:40 +0100
committerNiv Sardi <xaiki@sgi.com>2008-12-04 15:39:25 +1100
commit5a8d0f3c7af801c7263fbba39952504d6fc7ff60 (patch)
tree64e376493be44232ac1c0d66e2a68c5280f42ec1 /fs/xfs/xfs_inode.h
parent25e41b3d521f52771354a718042a753a3e77df0a (diff)
move inode tracing out of xfs_vnode.
Move the inode tracing into xfs_iget.c / xfs_inode.h and kill xfs_vnode.c now that it's empty. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <david@fromorbit.com> Signed-off-by: Niv Sardi <xaiki@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_inode.h')
-rw-r--r--fs/xfs/xfs_inode.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index ddac1b806c0..558253e6fb4 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -536,6 +536,51 @@ void xfs_lock_two_inodes(xfs_inode_t *, xfs_inode_t *, uint);
void xfs_synchronize_atime(xfs_inode_t *);
void xfs_mark_inode_dirty_sync(xfs_inode_t *);
+#if defined(XFS_INODE_TRACE)
+
+#define INODE_TRACE_SIZE 16 /* number of trace entries */
+#define INODE_KTRACE_ENTRY 1
+#define INODE_KTRACE_EXIT 2
+#define INODE_KTRACE_HOLD 3
+#define INODE_KTRACE_REF 4
+#define INODE_KTRACE_RELE 5
+
+extern void _xfs_itrace_entry(struct xfs_inode *, const char *, inst_t *);
+extern void _xfs_itrace_exit(struct xfs_inode *, const char *, inst_t *);
+extern void xfs_itrace_hold(struct xfs_inode *, char *, int, inst_t *);
+extern void _xfs_itrace_ref(struct xfs_inode *, char *, int, inst_t *);
+extern void xfs_itrace_rele(struct xfs_inode *, char *, int, inst_t *);
+#define xfs_itrace_entry(ip) \
+ _xfs_itrace_entry(ip, __func__, (inst_t *)__return_address)
+#define xfs_itrace_exit(ip) \
+ _xfs_itrace_exit(ip, __func__, (inst_t *)__return_address)
+#define xfs_itrace_exit_tag(ip, tag) \
+ _xfs_itrace_exit(ip, tag, (inst_t *)__return_address)
+#define xfs_itrace_ref(ip) \
+ _xfs_itrace_ref(ip, __FILE__, __LINE__, (inst_t *)__return_address)
+
+#else
+#define xfs_itrace_entry(a)
+#define xfs_itrace_exit(a)
+#define xfs_itrace_exit_tag(a, b)
+#define xfs_itrace_hold(a, b, c, d)
+#define xfs_itrace_ref(a)
+#define xfs_itrace_rele(a, b, c, d)
+#endif
+
+#define IHOLD(ip) \
+do { \
+ ASSERT(atomic_read(&VFS_I(ip)->i_count) > 0) ; \
+ atomic_inc(&(VFS_I(ip)->i_count)); \
+ xfs_itrace_hold((ip), __FILE__, __LINE__, (inst_t *)__return_address); \
+} while (0)
+
+#define IRELE(ip) \
+do { \
+ xfs_itrace_rele((ip), __FILE__, __LINE__, (inst_t *)__return_address); \
+ iput(VFS_I(ip)); \
+} while (0)
+
#endif /* __KERNEL__ */
int xfs_inotobp(struct xfs_mount *, struct xfs_trans *,