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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-01-28 08:47:15 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-02-02 22:15:08 +0100 |
| commit | f1a06390d013244e721372b3f9b66e39b6429c71 (patch) | |
| tree | 8ffce4d07e61d3533d17a2b2f947aefcebde211c /mm/rmap.c | |
| parent | afe8a887550f7cc24eb16449670b93f6b43c32d8 (diff) | |
| download | linux-f1a06390d013244e721372b3f9b66e39b6429c71.tar.bz2 | |
genirq: Prevent irq storm on migration
move_native_irq() masks and unmasks the interrupt line
unconditionally, but the interrupt line might be masked due to a
threaded oneshot handler in progress. Unmasking the line in that case
can lead to interrupt storms. Observed on PREEMPT_RT.
Originally-from: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@kernel.org
Diffstat (limited to 'mm/rmap.c')
0 files changed, 0 insertions, 0 deletions