diff options
Diffstat (limited to 'kernel/time/tick-broadcast.c')
-rw-r--r-- | kernel/time/tick-broadcast.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index fab9dd8bbd6b..8cfb8b2ce773 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c | |||
@@ -222,20 +222,8 @@ static void tick_do_broadcast_on_off(void *why) | |||
222 | if (!dev || !(dev->features & CLOCK_EVT_FEAT_C3STOP)) | 222 | if (!dev || !(dev->features & CLOCK_EVT_FEAT_C3STOP)) |
223 | goto out; | 223 | goto out; |
224 | 224 | ||
225 | /* | 225 | if (!tick_device_is_functional(dev)) |
226 | * Defect device ? | 226 | goto out; |
227 | */ | ||
228 | if (!tick_device_is_functional(dev)) { | ||
229 | /* | ||
230 | * AMD C1E wreckage fixup: | ||
231 | * | ||
232 | * Device was registered functional in the first | ||
233 | * place. Now the secondary CPU detected the C1E | ||
234 | * misfeature and notifies us to fix it up | ||
235 | */ | ||
236 | if (*reason != CLOCK_EVT_NOTIFY_BROADCAST_FORCE) | ||
237 | goto out; | ||
238 | } | ||
239 | 227 | ||
240 | switch (*reason) { | 228 | switch (*reason) { |
241 | case CLOCK_EVT_NOTIFY_BROADCAST_ON: | 229 | case CLOCK_EVT_NOTIFY_BROADCAST_ON: |
@@ -246,6 +234,8 @@ static void tick_do_broadcast_on_off(void *why) | |||
246 | clockevents_set_mode(dev, | 234 | clockevents_set_mode(dev, |
247 | CLOCK_EVT_MODE_SHUTDOWN); | 235 | CLOCK_EVT_MODE_SHUTDOWN); |
248 | } | 236 | } |
237 | if (*reason == CLOCK_EVT_NOTIFY_BROADCAST_FORCE) | ||
238 | dev->features |= CLOCK_EVT_FEAT_DUMMY; | ||
249 | break; | 239 | break; |
250 | case CLOCK_EVT_NOTIFY_BROADCAST_OFF: | 240 | case CLOCK_EVT_NOTIFY_BROADCAST_OFF: |
251 | if (cpu_isset(cpu, tick_broadcast_mask)) { | 241 | if (cpu_isset(cpu, tick_broadcast_mask)) { |