On 7 July 2015 at 02:41, Chunyan Zhang <zhang.chunyan@xxxxxxxxxx> wrote: > The Coresight ETM drivers already support context-ID tracing, but it won't > work when PID namespace is enabled. This is because when using PID > namespace a process id (ie. VPID) seen from the current namespace differs > from the id (ie. PID) seen by kernel. > > This patch-set does add a translation between VPID and PID. > > Chunyan Zhang (5): > coresight-etm3x: Change the name of the ctxid_val to ctxid_pid > coresight-etm4x: Change the name of the ctxid_val to ctxid_pid > Coresight: Add an interface for supporting ETM3/4 Context ID tracing > coresight-etm3x: Support context-ID tracing when PID namespace is > enabled > coresight-etm4x: Support context-ID tracing when PID namespace is > enabled > > .../ABI/testing/sysfs-bus-coresight-devices-etm3x | 2 +- > .../ABI/testing/sysfs-bus-coresight-devices-etm4x | 2 +- > drivers/hwtracing/coresight/coresight-etm.h | 7 ++-- > drivers/hwtracing/coresight/coresight-etm3x.c | 28 +++++++++------- > drivers/hwtracing/coresight/coresight-etm4x.c | 37 ++++++++++++++-------- > drivers/hwtracing/coresight/coresight-etm4x.h | 7 ++-- > include/linux/coresight.h | 20 ++++++++++++ > 7 files changed, 72 insertions(+), 31 deletions(-) > > -- > 1.9.1 > Applied - thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
