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| author | Allison Henderson <allison.henderson@oracle.com> | 2021-08-08 18:27:13 +0300 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-08-10 02:16:40 +0300 |
| commit | df0826312a23e495faa91eee0d6ac31bca35dc09 (patch) | |
| tree | bccf41dfe17b84f9d7414e24f90aa5daa447c07c /fs/xfs/xfs_trace.h | |
| parent | 4bc619833f738f4fa8d931a71610795ebf5cec0e (diff) | |
| download | linux-df0826312a23e495faa91eee0d6ac31bca35dc09.tar.xz | |
xfs: add attr state machine tracepoints
This is a quick patch to add a new xfs_attr_*_return tracepoints. We
use these to track when ever a new state is set or -EAGAIN is returned
Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_trace.h')
| -rw-r--r-- | fs/xfs/xfs_trace.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 36d771d00f7f..18a6e07f7dd4 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -4073,6 +4073,30 @@ DEFINE_ICLOG_EVENT(xlog_iclog_want_sync); DEFINE_ICLOG_EVENT(xlog_iclog_wait_on); DEFINE_ICLOG_EVENT(xlog_iclog_write); +DECLARE_EVENT_CLASS(xfs_das_state_class, + TP_PROTO(int das, struct xfs_inode *ip), + TP_ARGS(das, ip), + TP_STRUCT__entry( + __field(int, das) + __field(xfs_ino_t, ino) + ), + TP_fast_assign( + __entry->das = das; + __entry->ino = ip->i_ino; + ), + TP_printk("state change %d ino 0x%llx", + __entry->das, __entry->ino) +) + +#define DEFINE_DAS_STATE_EVENT(name) \ +DEFINE_EVENT(xfs_das_state_class, name, \ + TP_PROTO(int das, struct xfs_inode *ip), \ + TP_ARGS(das, ip)) +DEFINE_DAS_STATE_EVENT(xfs_attr_sf_addname_return); +DEFINE_DAS_STATE_EVENT(xfs_attr_set_iter_return); +DEFINE_DAS_STATE_EVENT(xfs_attr_node_addname_return); +DEFINE_DAS_STATE_EVENT(xfs_attr_remove_iter_return); +DEFINE_DAS_STATE_EVENT(xfs_attr_rmtval_remove_return); #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH |