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authorTheodore Ts'o <tytso@mit.edu>2009-06-17 11:47:48 -0400
committerTheodore Ts'o <tytso@mit.edu>2009-06-17 11:47:48 -0400
commit879c5e6b7cb4c689d08ca9b2e353d8ab3dc425d5 (patch)
tree8b58103d6773a47d6fc29b47024e8b4092487c88 /include/linux/jbd2.h
parent65795efbd380a832ae508b04dba8f8e53f0b84d9 (diff)
jbd2: convert instrumentation from markers to tracepoints
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'include/linux/jbd2.h')
-rw-r--r--include/linux/jbd2.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index cc02393bfce8..d97eb652d6ca 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1315,6 +1315,12 @@ extern int jbd_blocks_per_page(struct inode *inode);
1315#define BUFFER_TRACE2(bh, bh2, info) do {} while (0) 1315#define BUFFER_TRACE2(bh, bh2, info) do {} while (0)
1316#define JBUFFER_TRACE(jh, info) do {} while (0) 1316#define JBUFFER_TRACE(jh, info) do {} while (0)
1317 1317
1318/*
1319 * jbd2_dev_to_name is a utility function used by the jbd2 and ext4
1320 * tracing infrastructure to map a dev_t to a device name.
1321 */
1322extern const char *jbd2_dev_to_name(dev_t device);
1323
1318#endif /* __KERNEL__ */ 1324#endif /* __KERNEL__ */
1319 1325
1320#endif /* _LINUX_JBD2_H */ 1326#endif /* _LINUX_JBD2_H */