[GIT pull] perf updates for 4.5

Linus, please pull the latest perf-urgent-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-urgent-for-linus A rather largish series of 12 patches addressing a maze of race conditions in the perf core code from Peter Zijlstra. Thanks, tglx ---

[GIT pull] perf updates for 4.5

Linus, please pull the latest perf-urgent-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-urgent-for-linus Another round of fixes for the perf tooling side: - Prevent a NULL pointer dereference in tracepoint error handling - Fix a thread handling

[GIT pull] perf updates for 4.5

Linus, please pull the latest perf-urgent-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf-urgent-for-linus This is much bigger than typical fixes, but Peter found a category of races that spurred more fixes and more debugging enhancements. Work started