X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=README.md;h=37f30f4c1031740be292d3fb8a23b9dc8ca21e29;hb=589965c32109fecfc130194434e2556dfdeac6b6;hp=601703bdf6209af39c9e27e47a9d0c9d3e2d6b13;hpb=d7c76f85442125bcfef40f58b1c6fc1bd5ce4ffd;p=userspace-rcu.git diff --git a/README.md b/README.md index 601703b..37f30f4 100644 --- a/README.md +++ b/README.md @@ -86,6 +86,8 @@ supported, with the following exceptions: - Alpha, ia64 and ARM architectures depend on GCC 4.x with atomic builtins support. For ARM this was introduced with GCC 4.4: http://gcc.gnu.org/gcc-4.4/changes.html. + - Linux aarch64 depends on GCC 5.1 or better because prior versions + perform unsafe access to deallocated stack. Clang version 3.0 (based on LLVM 3.0) is supported. @@ -387,7 +389,7 @@ For always-on debugging self-checks: ./configure --enable-rcu-debug For fine grained enabling of debugging self-checks, build -urserspace-rcu with DEBUG_RCU defined and compile dependent +userspace-rcu with DEBUG_RCU defined and compile dependent applications with DEBUG_RCU defined when necessary. Warning: Enabling this feature result in a performance penalty.