[DNM] LTTng-UST should be optionally enabled #6357
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added 11 commits
October 26, 2015 16:09
LTTng-UST initializes itself at program load, which means it is currently always enabled. This can lead to issues with SElinux and AppArmor which might restrict access to the necessary device files. Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit 4a5305e) Conflicts: src/test/Makefile-client.am src/tracing/Makefile.am
Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit f4feee2) Conflicts: ceph.spec.in
Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit a7ed8e1)
The TracepointProvider class is a configuration observer. When tracing is enabled, it will dynamically load the associated tracepoint provider. Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit b3d02cc) Conflicts: src/common/Makefile.am
This results in the tracepoint provider shared libraries being placed in the library path for unittests. Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit e11d8d6) Conflicts: configure.ac src/Makefile.am
Config options to enable LTTng-UST tracepoint providers for the OSD, OSD objectstore, librados, and librbd. Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit 2ccef89) Conflicts: src/common/config_opts.h
Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit 1a6eea9) Conflicts: src/librbd/librbd.cc
Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit 6368c28)
Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit 0009f34)
It was previously assumed that a CephContext singleton would inherit from CephContext::AssociatedSingletonObject, but it was not enforced. This could result in unknown behavior when the singleton is destroyed due to the implied virtual destructor. Signed-off-by: Jason Dillaman <dillaman@redhat.com> (cherry picked from commit fb62c78)
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Assigned this backport to @dillaman |
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http://tracker.ceph.com/issues/13541