diff options
| author | Sunil Mushran <sunil.mushran@oracle.com> | 2008-03-10 15:16:23 -0700 |
|---|---|---|
| committer | Mark Fasheh <mfasheh@suse.com> | 2008-04-18 08:56:08 -0700 |
| commit | 007dce53a29ccffc000ab5373d188f73881390fd (patch) | |
| tree | 84ce6e26cc3bed0cb2e041b1a4aabca3449498ff /fs/ocfs2/dlm/dlmdebug.h | |
| parent | 6325b4a22b8f5e40ea9353288b3d6a32181f9718 (diff) | |
| download | linux-007dce53a29ccffc000ab5373d188f73881390fd.tar.bz2 | |
ocfs2/dlm: Dump the dlm state in a debugfs file
This patch dumps the dlm state (dlm_ctxt) into a debugfs file.
Useful for debugging.
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/dlm/dlmdebug.h')
| -rw-r--r-- | fs/ocfs2/dlm/dlmdebug.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmdebug.h b/fs/ocfs2/dlm/dlmdebug.h index b96959512d96..94cc10a4e19c 100644 --- a/fs/ocfs2/dlm/dlmdebug.h +++ b/fs/ocfs2/dlm/dlmdebug.h @@ -27,6 +27,19 @@ #ifdef CONFIG_DEBUG_FS +struct dlm_debug_ctxt { + struct kref debug_refcnt; + struct dentry *debug_state_dentry; +}; + +struct debug_buffer { + int len; + char *buf; +}; + +int dlm_debug_init(struct dlm_ctxt *dlm); +void dlm_debug_shutdown(struct dlm_ctxt *dlm); + int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm); void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm); @@ -35,6 +48,13 @@ void dlm_destroy_debugfs_root(void); #else +static int dlm_debug_init(struct dlm_ctxt *dlm) +{ + return 0; +} +static void dlm_debug_shutdown(struct dlm_ctxt *dlm) +{ +} static int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm) { return 0; |