diff options
Diffstat (limited to 'drivers/acpi/osl.c')
| -rw-r--r-- | drivers/acpi/osl.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 20c9a37643c7..ac5bbaedac1b 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -838,7 +838,7 @@ acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout) static const int quantum_ms = 1000 / HZ; ret = down_trylock(sem); - for (i = timeout; (i > 0 && ret < 0); i -= quantum_ms) { + for (i = timeout; (i > 0 && ret != 0); i -= quantum_ms) { schedule_timeout_interruptible(1); ret = down_trylock(sem); } @@ -1060,13 +1060,11 @@ EXPORT_SYMBOL(max_cstate); * Acquire a spinlock. * * handle is a pointer to the spinlock_t. - * flags is *not* the result of save_flags - it is an ACPI-specific flag variable - * that indicates whether we are at interrupt level. */ -unsigned long acpi_os_acquire_lock(acpi_handle handle) +acpi_cpu_flags acpi_os_acquire_lock(acpi_handle handle) { - unsigned long flags; + acpi_cpu_flags flags; spin_lock_irqsave((spinlock_t *) handle, flags); return flags; } @@ -1075,7 +1073,7 @@ unsigned long acpi_os_acquire_lock(acpi_handle handle) * Release a spinlock. See above. */ -void acpi_os_release_lock(acpi_handle handle, unsigned long flags) +void acpi_os_release_lock(acpi_handle handle, acpi_cpu_flags flags) { spin_unlock_irqrestore((spinlock_t *) handle, flags); } |
