X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=Documentation%2Ftrace%2Fuprobetracer.txt;h=72d1cd4f7bf3b2a3098f6b4f87fac3a91c859716;hb=6608804b3d7f0552a38641b03a4e3aa1852df15b;hp=f1cf9a34ad9d714cc87f4dcf36b2b996e551403e;hpb=2946369ee277fa9fcc3372aabddc9c15dfabf744;p=cascardo%2Flinux.git

diff --git a/Documentation/trace/uprobetracer.txt b/Documentation/trace/uprobetracer.txt
index f1cf9a34ad9d..72d1cd4f7bf3 100644
--- a/Documentation/trace/uprobetracer.txt
+++ b/Documentation/trace/uprobetracer.txt
@@ -36,6 +36,7 @@ Synopsis of uprobe_tracer
    $stackN	: Fetch Nth entry of stack (N >= 0)
    $stack	: Fetch stack address.
    $retval	: Fetch return value.(*)
+   $comm	: Fetch current task comm.
    +|-offs(FETCHARG) : Fetch memory at FETCHARG +|- offs address.(**)
    NAME=FETCHARG     : Set NAME as the argument name of FETCHARG.
    FETCHARG:TYPE     : Set TYPE as the type of FETCHARG. Currently, basic types
@@ -57,6 +58,8 @@ offset, and container-size (usually 32). The syntax is;
 
  b<bit-width>@<bit-offset>/<container-size>
 
+For $comm, the default type is "string"; any other type is invalid.
+
 
 Event Profiling
 ---------------