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Documentation: document that sequence len field is unsigned
[lttng-ust.git]
/
doc
/
man
/
lttng-ust.3
diff --git
a/doc/man/lttng-ust.3
b/doc/man/lttng-ust.3
index 7cc3bfde5b7112b354d6d5c4e81fc4c0115d45dc..5be3cfaa081a669cb8d9b9e990117dd63f9bc735 100644
(file)
--- a/
doc/man/lttng-ust.3
+++ b/
doc/man/lttng-ust.3
@@
-1,7
+1,7
@@
.TH "LTTNG-UST" "3" "February 16, 2012" "" ""
.SH "NAME"
.TH "LTTNG-UST" "3" "February 16, 2012" "" ""
.SH "NAME"
-lttng-ust \(em Linux Trace Toolkit Next Generation User-Space Tracer
+lttng-ust \(em Linux Trace Toolkit Next Generation User-Space Tracer
2.x
.SH "SYNOPSIS"
.SH "SYNOPSIS"
@@
-123,6
+123,10
@@
TRACEPOINT_EVENT(
* ctf_sequence: a dynamically-sized array.
* args: (type, field name, argument expression,
* type of length expression, length expression)
* ctf_sequence: a dynamically-sized array.
* args: (type, field name, argument expression,
* type of length expression, length expression)
+ * The "type of length expression" needs to be an
+ * unsigned type. As a reminder, "unsigned char" should
+ * be preferred to "char", since the signedness of
+ * "char" is implementation-defined.
*/
ctf_sequence(char, seqfield1, text,
size_t, textlen)
*/
ctf_sequence(char, seqfield1, text,
size_t, textlen)
@@
-283,7
+287,7
@@
carefully:
needed. Another way is to dlopen the tracepoint probe when needed
by the application.
- Example:
needed. Another way is to dlopen the tracepoint probe when needed
by the application.
- Example:
- -
tests/demo/
demo.c tp*.c ust_tests_demo*.h demo-trace
+ -
doc/examples/demo
demo.c tp*.c ust_tests_demo*.h demo-trace
- Note about dlclose() usage: it is not safe to use dlclose on a
provider shared object that is being actively used for tracing due
- Note about dlclose() usage: it is not safe to use dlclose on a
provider shared object that is being actively used for tracing due
@@
-360,12
+364,13
@@
startup time.
.SH "SEE ALSO"
.PP
.SH "SEE ALSO"
.PP
-lttng-gen-tp(1), lttng(1), babeltrace(1), lttng-sessiond(8)
+lttng-gen-tp(1), lttng(1), babeltrace(1), lttng-ust-cyg-profile(3),
+lttng-sessiond(8)
.PP
.SH "BUGS"
.PP
.PP
.SH "BUGS"
.PP
-No know
s
bugs at this point.
+No know
n
bugs at this point.
If you encounter any issues or usability problem, please report it on
our mailing list <lttng-dev@lists.lttng.org> to help improve this
If you encounter any issues or usability problem, please report it on
our mailing list <lttng-dev@lists.lttng.org> to help improve this
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