diff options
Diffstat (limited to 'Documentation/trace')
-rw-r--r-- | Documentation/trace/kprobetrace.txt | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/trace/kprobetrace.txt b/Documentation/trace/kprobetrace.txt index c83bd6b4e6e8..d0d0bb9e3e25 100644 --- a/Documentation/trace/kprobetrace.txt +++ b/Documentation/trace/kprobetrace.txt | |||
@@ -22,14 +22,15 @@ current_tracer. Instead of that, add probe points via | |||
22 | 22 | ||
23 | Synopsis of kprobe_events | 23 | Synopsis of kprobe_events |
24 | ------------------------- | 24 | ------------------------- |
25 | p[:[GRP/]EVENT] SYMBOL[+offs]|MEMADDR [FETCHARGS] : Set a probe | 25 | p[:[GRP/]EVENT] [MOD:]SYM[+offs]|MEMADDR [FETCHARGS] : Set a probe |
26 | r[:[GRP/]EVENT] SYMBOL[+0] [FETCHARGS] : Set a return probe | 26 | r[:[GRP/]EVENT] [MOD:]SYM[+0] [FETCHARGS] : Set a return probe |
27 | -:[GRP/]EVENT : Clear a probe | 27 | -:[GRP/]EVENT : Clear a probe |
28 | 28 | ||
29 | GRP : Group name. If omitted, use "kprobes" for it. | 29 | GRP : Group name. If omitted, use "kprobes" for it. |
30 | EVENT : Event name. If omitted, the event name is generated | 30 | EVENT : Event name. If omitted, the event name is generated |
31 | based on SYMBOL+offs or MEMADDR. | 31 | based on SYM+offs or MEMADDR. |
32 | SYMBOL[+offs] : Symbol+offset where the probe is inserted. | 32 | MOD : Module name which has given SYM. |
33 | SYM[+offs] : Symbol+offset where the probe is inserted. | ||
33 | MEMADDR : Address where the probe is inserted. | 34 | MEMADDR : Address where the probe is inserted. |
34 | 35 | ||
35 | FETCHARGS : Arguments. Each probe can have up to 128 args. | 36 | FETCHARGS : Arguments. Each probe can have up to 128 args. |