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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-01-23 12:09:36 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-23 17:24:16 +0000 |
| commit | 617912440bf20497d23d01ab58076998aced3f15 (patch) | |
| tree | 69bc841621171decddfd96c060cfa404184fdd2e /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 1dbfa187dad57d3e17207328ec8bd2d90b4177d2 (diff) | |
ARM: irq migration: ensure migration is handled safely
Ensure appropriate locks are taken to ensure that IRQ migration off
the current CPU is race-free. We may have a concurrent set_affinity
via procfs running on another CPU in parallel with the IRQ migration,
resulting in unpredictable results.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions