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| author | Mark Brown <broonie@linaro.org> | 2014-04-29 10:01:28 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-04-29 10:01:28 -0700 |
| commit | 3e93457b45a1a8c69227ce596ee2005fa06f20dd (patch) | |
| tree | 248c27e432533b1af80a9b2240eaa8e48e3b87cc /kernel/sched/sched.h | |
| parent | 290414499cf94284a97cc3c33214d13ccfcd896a (diff) | |
| parent | c42ba72ec3a7a1b6aa30122931f1f4b91b601c31 (diff) | |
Merge tag 'ib-mfd-regulator-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into regulator-tps65090
Immutable branch between MFD and Regulator due for v3.16 merge-window.
Diffstat (limited to 'kernel/sched/sched.h')
| -rw-r--r-- | kernel/sched/sched.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index c9007f28d3a2..456e492a3dca 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1385,6 +1385,15 @@ static inline void double_lock(spinlock_t *l1, spinlock_t *l2) spin_lock_nested(l2, SINGLE_DEPTH_NESTING); } +static inline void double_lock_irq(spinlock_t *l1, spinlock_t *l2) +{ + if (l1 > l2) + swap(l1, l2); + + spin_lock_irq(l1); + spin_lock_nested(l2, SINGLE_DEPTH_NESTING); +} + static inline void double_raw_lock(raw_spinlock_t *l1, raw_spinlock_t *l2) { if (l1 > l2) |