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Diffstat (limited to 'include/trace/events/dlm.h')
-rw-r--r--include/trace/events/dlm.h136
1 files changed, 106 insertions, 30 deletions
diff --git a/include/trace/events/dlm.h b/include/trace/events/dlm.h
index 32088c603244..da0eaae98fa3 100644
--- a/include/trace/events/dlm.h
+++ b/include/trace/events/dlm.h
@@ -49,38 +49,53 @@
/* note: we begin tracing dlm_lock_start() only if ls and lkb are found */
TRACE_EVENT(dlm_lock_start,
- TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, int mode,
- __u32 flags),
+ TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, const void *name,
+ unsigned int namelen, int mode, __u32 flags),
- TP_ARGS(ls, lkb, mode, flags),
+ TP_ARGS(ls, lkb, name, namelen, mode, flags),
TP_STRUCT__entry(
__field(__u32, ls_id)
__field(__u32, lkb_id)
__field(int, mode)
__field(__u32, flags)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : namelen)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
__entry->mode = mode;
__entry->flags = flags;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
+ else if (name)
+ memcpy(__get_dynamic_array(res_name), name,
+ __get_dynamic_array_len(res_name));
),
- TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s",
+ TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s res_name=%s",
__entry->ls_id, __entry->lkb_id,
show_lock_mode(__entry->mode),
- show_lock_flags(__entry->flags))
+ show_lock_flags(__entry->flags),
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
TRACE_EVENT(dlm_lock_end,
- TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, int mode, __u32 flags,
- int error),
+ TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, const void *name,
+ unsigned int namelen, int mode, __u32 flags, int error,
+ bool kernel_lock),
- TP_ARGS(ls, lkb, mode, flags, error),
+ TP_ARGS(ls, lkb, name, namelen, mode, flags, error, kernel_lock),
TP_STRUCT__entry(
__field(__u32, ls_id)
@@ -88,28 +103,44 @@ TRACE_EVENT(dlm_lock_end,
__field(int, mode)
__field(__u32, flags)
__field(int, error)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : namelen)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
__entry->mode = mode;
__entry->flags = flags;
+ __entry->error = error;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
+ else if (name)
+ memcpy(__get_dynamic_array(res_name), name,
+ __get_dynamic_array_len(res_name));
+
+ if (kernel_lock) {
+ /* return value will be zeroed in those cases by dlm_lock()
+ * we do it here again to not introduce more overhead if
+ * trace isn't running and error reflects the return value.
+ */
+ if (error == -EAGAIN || error == -EDEADLK)
+ __entry->error = 0;
+ }
- /* return value will be zeroed in those cases by dlm_lock()
- * we do it here again to not introduce more overhead if
- * trace isn't running and error reflects the return value.
- */
- if (error == -EAGAIN || error == -EDEADLK)
- __entry->error = 0;
- else
- __entry->error = error;
),
- TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s error=%d",
+ TP_printk("ls_id=%u lkb_id=%x mode=%s flags=%s error=%d res_name=%s",
__entry->ls_id, __entry->lkb_id,
show_lock_mode(__entry->mode),
- show_lock_flags(__entry->flags), __entry->error)
+ show_lock_flags(__entry->flags), __entry->error,
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
@@ -123,42 +154,65 @@ TRACE_EVENT(dlm_bast,
__field(__u32, ls_id)
__field(__u32, lkb_id)
__field(int, mode)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : 0)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
__entry->mode = mode;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
),
- TP_printk("ls_id=%u lkb_id=%x mode=%s", __entry->ls_id,
- __entry->lkb_id, show_lock_mode(__entry->mode))
+ TP_printk("ls_id=%u lkb_id=%x mode=%s res_name=%s",
+ __entry->ls_id, __entry->lkb_id,
+ show_lock_mode(__entry->mode),
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
TRACE_EVENT(dlm_ast,
- TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb, struct dlm_lksb *lksb),
+ TP_PROTO(struct dlm_ls *ls, struct dlm_lkb *lkb),
- TP_ARGS(ls, lkb, lksb),
+ TP_ARGS(ls, lkb),
TP_STRUCT__entry(
__field(__u32, ls_id)
__field(__u32, lkb_id)
__field(u8, sb_flags)
__field(int, sb_status)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : 0)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
- __entry->sb_flags = lksb->sb_flags;
- __entry->sb_status = lksb->sb_status;
+ __entry->sb_flags = lkb->lkb_lksb->sb_flags;
+ __entry->sb_status = lkb->lkb_lksb->sb_status;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
),
- TP_printk("ls_id=%u lkb_id=%x sb_flags=%s sb_status=%d",
+ TP_printk("ls_id=%u lkb_id=%x sb_flags=%s sb_status=%d res_name=%s",
__entry->ls_id, __entry->lkb_id,
- show_dlm_sb_flags(__entry->sb_flags), __entry->sb_status)
+ show_dlm_sb_flags(__entry->sb_flags), __entry->sb_status,
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
@@ -173,17 +227,28 @@ TRACE_EVENT(dlm_unlock_start,
__field(__u32, ls_id)
__field(__u32, lkb_id)
__field(__u32, flags)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : 0)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
__entry->flags = flags;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
),
- TP_printk("ls_id=%u lkb_id=%x flags=%s",
+ TP_printk("ls_id=%u lkb_id=%x flags=%s res_name=%s",
__entry->ls_id, __entry->lkb_id,
- show_lock_flags(__entry->flags))
+ show_lock_flags(__entry->flags),
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
@@ -199,18 +264,29 @@ TRACE_EVENT(dlm_unlock_end,
__field(__u32, lkb_id)
__field(__u32, flags)
__field(int, error)
+ __dynamic_array(unsigned char, res_name,
+ lkb->lkb_resource ? lkb->lkb_resource->res_length : 0)
),
TP_fast_assign(
+ struct dlm_rsb *r;
+
__entry->ls_id = ls->ls_global_id;
__entry->lkb_id = lkb->lkb_id;
__entry->flags = flags;
__entry->error = error;
+
+ r = lkb->lkb_resource;
+ if (r)
+ memcpy(__get_dynamic_array(res_name), r->res_name,
+ __get_dynamic_array_len(res_name));
),
- TP_printk("ls_id=%u lkb_id=%x flags=%s error=%d",
+ TP_printk("ls_id=%u lkb_id=%x flags=%s error=%d res_name=%s",
__entry->ls_id, __entry->lkb_id,
- show_lock_flags(__entry->flags), __entry->error)
+ show_lock_flags(__entry->flags), __entry->error,
+ __print_hex_str(__get_dynamic_array(res_name),
+ __get_dynamic_array_len(res_name)))
);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.