diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcutree.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/kernel/rcutree.h b/kernel/rcutree.h index 1439eb504c22..4a525a30e08e 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h | |||
| @@ -246,12 +246,21 @@ struct rcu_data { | |||
| 246 | 246 | ||
| 247 | #define RCU_JIFFIES_TILL_FORCE_QS 3 /* for rsp->jiffies_force_qs */ | 247 | #define RCU_JIFFIES_TILL_FORCE_QS 3 /* for rsp->jiffies_force_qs */ |
| 248 | #ifdef CONFIG_RCU_CPU_STALL_DETECTOR | 248 | #ifdef CONFIG_RCU_CPU_STALL_DETECTOR |
| 249 | #define RCU_SECONDS_TILL_STALL_CHECK (10 * HZ) /* for rsp->jiffies_stall */ | 249 | |
| 250 | #define RCU_SECONDS_TILL_STALL_RECHECK (30 * HZ) /* for rsp->jiffies_stall */ | 250 | #ifdef CONFIG_PROVE_RCU |
| 251 | #define RCU_STALL_RAT_DELAY 2 /* Allow other CPUs time */ | 251 | #define RCU_STALL_DELAY_DELTA (5 * HZ) |
| 252 | /* to take at least one */ | 252 | #else |
| 253 | /* scheduling clock irq */ | 253 | #define RCU_STALL_DELAY_DELTA 0 |
| 254 | /* before ratting on them. */ | 254 | #endif |
| 255 | |||
| 256 | #define RCU_SECONDS_TILL_STALL_CHECK (10 * HZ + RCU_STALL_DELAY_DELTA) | ||
| 257 | /* for rsp->jiffies_stall */ | ||
| 258 | #define RCU_SECONDS_TILL_STALL_RECHECK (30 * HZ + RCU_STALL_DELAY_DELTA) | ||
| 259 | /* for rsp->jiffies_stall */ | ||
| 260 | #define RCU_STALL_RAT_DELAY 2 /* Allow other CPUs time */ | ||
| 261 | /* to take at least one */ | ||
| 262 | /* scheduling clock irq */ | ||
| 263 | /* before ratting on them. */ | ||
| 255 | 264 | ||
| 256 | #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ | 265 | #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ |
| 257 | 266 | ||