perf: Set owner pointer for kernel events

Adding fake EVENT_OWNER_KERNEL owner pointer value for kernel perf
events, so we could distinguish it from user events, which needs
special care in following patch.

Change-Id: I975186151644af709d7fdfc13f1ce9d2ebd4c83b
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/1406896382-18404-3-git-send-email-jolsa@kernel.org


Signed-off-by: Ingo Molnar <mingo@kernel.org>
Git-commit: f86977620ee4635f26befcf436700493a38ce002
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


[sheetals@codeaurora.org: fixed merge conflicts]
Signed-off-by: Sheetal Sahasrabudhe <sheetals@codeaurora.org>
Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>