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| author | Mark Wielaard <mjw@redhat.com> | 2009-03-25 14:09:02 +0100 |
|---|---|---|
| committer | Mark Wielaard <mjw@redhat.com> | 2009-03-25 14:09:02 +0100 |
| commit | 59fde7ccc0f707fb55a2e145e78a1e19a4fd2e80 (patch) | |
| tree | d909158f76bb36607b2d45887cca0701b5b2f494 | |
| parent | 8e2dc4511df5c321b7723549a559398a3aa84e96 (diff) | |
| download | systemtap-steved-59fde7ccc0f707fb55a2e145e78a1e19a4fd2e80.tar.gz systemtap-steved-59fde7ccc0f707fb55a2e145e78a1e19a4fd2e80.tar.xz systemtap-steved-59fde7ccc0f707fb55a2e145e78a1e19a4fd2e80.zip | |
NEWS: Document mark/trace list mode, interrupt reentrancy, reentrancy debug.
| -rw-r--r-- | NEWS | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -54,6 +54,18 @@ This replaces any dwarf $variable expressions that could not be resolved with literal numeric zeros, along with a warning message. +- Both kernel markers and kernel tracepoint support argument listing + through stap -L 'kernel.mark("*")' or stap -L 'kernel.trace("*")' + +- Users can use -DINTERRUPTIBLE=0 to prevent interrupt reentrancy in + their script, at the cost of a bit more overhead to toggle the + interrupt mask. + +- Added reentrancy debugging. If stap is run with the arguments + "-t -DDEBUG_REENTRANCY", additional warnings will be printed for + every reentrancy event, including the probe points of the + resident and interloper probes. + * What's new in version 0.9 - Typecasting is now supported using the @cast operator. A script can |