diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2021-08-10 17:00:54 -0700 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-08-18 18:46:00 -0700 |
| commit | 7f89c838396e2e5b484dd59cdd59eb990a79fd9a (patch) | |
| tree | 0aa8b83f4654376497f0117e0a31c3d4be7b77c0 /fs/xfs/xfs_trace.h | |
| parent | 54406764c6a6ce6d7468934e09f0463e4e05433b (diff) | |
xfs: add trace point for fs shutdown
Add a tracepoint for fs shutdowns so we can capture that in ftrace
output.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/xfs_trace.h')
| -rw-r--r-- | fs/xfs/xfs_trace.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 70c142f6aeb2..84199e29845d 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -4096,6 +4096,33 @@ 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); + +TRACE_EVENT(xfs_force_shutdown, + TP_PROTO(struct xfs_mount *mp, int ptag, int flags, const char *fname, + int line_num), + TP_ARGS(mp, ptag, flags, fname, line_num), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(int, ptag) + __field(int, flags) + __string(fname, fname) + __field(int, line_num) + ), + TP_fast_assign( + __entry->dev = mp->m_super->s_dev; + __entry->ptag = ptag; + __entry->flags = flags; + __assign_str(fname, fname); + __entry->line_num = line_num; + ), + TP_printk("dev %d:%d tag %s flags %s file %s line_num %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + __print_flags(__entry->ptag, "|", XFS_PTAG_STRINGS), + __print_flags(__entry->flags, "|", XFS_SHUTDOWN_STRINGS), + __get_str(fname), + __entry->line_num) +); + #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH |