From 20bee3aecba492db43d8fb592588cd6623887fe9 Mon Sep 17 00:00:00 2001 From: "Frank Ch. Eigler" Date: Fri, 7 May 2021 13:12:26 -0400 Subject: [PATCH] NEWS: add a few more runtime related entries --- NEWS | 28 ++++++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) diff --git a/NEWS b/NEWS index c1f00b3fc..1ef1833ae 100644 --- a/NEWS +++ b/NEWS @@ -1,11 +1,11 @@ * What's new in version 4.5 -- Java probing support has been updated to work with the latest versions of the - JVM and byteman (PR27739). +- Java probing support has been updated to work with the latest + versions of the JVM and byteman (PR27739). -- An initial version of the bpf/uconversions.stp tapset - provides tapset functions such as user_long_error() - to access values in userspace. +- An initial version of the bpf/uconversions.stp tapset provides + tapset functions such as user_long_error() to access values in + userspace. - Enabled the -c option to work with the bpf backend (PR25177). @@ -17,7 +17,23 @@ - Added VMA-tracking support to the stapdyn backend. -- The kernel runtime now uses procfs as the default transport mechanism. +- Several concurrency/locking fixes and improvements were made to the + uprobes family of probes and to the transport subsystem. Large + machines with hundreds of CPUs are better supported. + +- The kernel runtime now uses procfs as the default namespace for + the relayfs pseudo-files. + +- Floating point variables may now be accessed directly as normal + $context variables. 32-bit floats are automatically widened to + doubles. (PR13838) + +- A wider variety of SecureBoot MOK keys are now recognized for + more reliable triggering of stap-server module signing. Document + some additional lockdown/secureboot administrative escape options. + (PR26665) + +- On startup, stap explains the [man FOO] diagnostic syntax. * What's new in version 4.4, 2020-11-09 -- 2.43.5