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(parent: aa9c4c0) | patch
perfcounters: pull inherited counters
authorIngo Molnar <mingo@elte.hu>
Fri, 19 Dec 2008 09:20:42 +0000 (10:20 +0100)
committerIngo Molnar <mingo@elte.hu>
Tue, 23 Dec 2008 11:45:16 +0000 (12:45 +0100)
commiteef6cbf5844c620d9db9be99e4908cdf92492fb9
treea4601e8d8ce64ca0f23f59b889360d578f663f5btree | snapshot
parentaa9c4c0f967fdb482ea95e8473ec3d201e6e0781commit | diff
perfcounters: pull inherited counters

Change counter inheritance from a 'push' to a 'pull' model: instead of
child tasks pushing their final counts to the parent, reuse the wait4
infrastructure to pull counters as child tasks are exit-processed,
much like how cutime/cstime is collected.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
include/linux/init_task.h diff | blob | history
kernel/exit.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git