diff options
-rw-r--r-- | NEWS | 5 | ||||
-rw-r--r-- | stap.1.in | 9 |
2 files changed, 14 insertions, 0 deletions
@@ -1,5 +1,10 @@ * What's new +- @cast can now determine its type information using an explicit header + specification. For example: + @cast(tv, "timeval", "<sys/time.h>")->tv_sec + @cast(task, "task_struct", "kernel<linux/sched.h>")->tgid + - The overlapping process.* tapsets are now separated. Those probe points documented in stapprobes(3stap) remain the same. Those that were formerly in stapprobes.process(3stap) have been renamed to kprocess, to reflect @@ -800,6 +800,15 @@ separators. If the module is not specified, it will default either to the probe module for dwarf probes, or to "kernel" for functions and all other probes types. .PP +The translator can create its own module with type information from a header +surrounded by angle brackets, in case normal debuginfo is not available. For +kernel headers, prefix it with "kernel" to use the appropriate build system. +All other headers are build with default GCC parameters into a user module. +.SAMPLE +@cast(tv, "timeval", "<sys/time.h>")->tv_sec +@cast(task, "task_struct", "kernel<linux/sched.h>")->tgid +.ESAMPLE +.PP When in guru mode, the translator will also allow scripts to assign new values to members of typecasted pointers. .PP |