diff options
| author | Alexey Starikovskiy <astarikovskiy@suse.de> | 2008-10-25 17:48:46 (GMT) |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-11-11 23:35:42 (GMT) |
| commit | 0b7084ac67fb84f0cf2f8bc02d7e0dea8521dd2d (patch) | |
| tree | 0a619ac7a700543e6ba69aa5a568e5678ec0603d /drivers/acpi/system.c | |
| parent | a2f93aeadf97e870ff385030633a73e21146815d (diff) | |
| download | linux-fsl-qoriq-0b7084ac67fb84f0cf2f8bc02d7e0dea8521dd2d.tar.xz | |
ACPICA: Use spinlock for acpi_{en|dis}able_gpe
Disabling gpe might interfere with gpe detection/handling,
thus producing "interrupt not handled" errors.
Ironically, disabling of GPE from interrupt context is already
under spinlock, so only userspace needs to start using it.
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/system.c')
| -rw-r--r-- | drivers/acpi/system.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c index 1d74171..11995b6 100644 --- a/drivers/acpi/system.c +++ b/drivers/acpi/system.c @@ -394,10 +394,10 @@ static ssize_t counter_set(struct kobject *kobj, if (index < num_gpes) { if (!strcmp(buf, "disable\n") && (status & ACPI_EVENT_FLAG_ENABLED)) - result = acpi_disable_gpe(handle, index, ACPI_NOT_ISR); + result = acpi_disable_gpe(handle, index); else if (!strcmp(buf, "enable\n") && !(status & ACPI_EVENT_FLAG_ENABLED)) - result = acpi_enable_gpe(handle, index, ACPI_NOT_ISR); + result = acpi_enable_gpe(handle, index); else if (!strcmp(buf, "clear\n") && (status & ACPI_EVENT_FLAG_SET)) result = acpi_clear_gpe(handle, index, ACPI_NOT_ISR); |