X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fdoc%2Fdeveloper%2Fformat.html;h=d41df440da4caa045b2bd5182f8c8571625ec52c;hb=0a2cbfbed386cdcc594561824a2e3d0596ade446;hp=7bb1a123fdb9ecae35e1fd534ffe18fc1d86d72c;hpb=584db1461022b2a0092ebecc1c9b0c54d73dae9d;p=lttv.git diff --git a/ltt/branches/poly/doc/developer/format.html b/ltt/branches/poly/doc/developer/format.html index 7bb1a123..d41df440 100644 --- a/ltt/branches/poly/doc/developer/format.html +++ b/ltt/branches/poly/doc/developer/format.html @@ -41,9 +41,11 @@ facilities used. The syntax is a simple subset of XML; XML is widely known and easily parsed or hand edited. Each file contains one or more ... elements. Indeed, several facilities may have the same name but different content (and thus will -generate a different checksum), typically when the event descriptions -for a given facility change from one version to the next, if a module -is recompiled and reloaded during a trace. +generate a different checksum). It typically happens when, while tracing +is enabled, a module using the named facility is unloaded, modified +(along with the description of some events), recompiled and reloaded. +Then, the trace will contain events from two different, similarly named, +facility versions.

A small number of events are predefined, part of the "builtin" facility,