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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-03 12:35:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-03 12:35:05 -0700 |
| commit | 59a3d4c3631e553357b7305dc09db1990aa6757c (patch) | |
| tree | 7c55a2447dc7175d8701c600e5536e4a18d8388b /kernel/softirq.c | |
| parent | ff806d034ef8e9a95ff0b0532104dd65332e446b (diff) | |
| parent | e14505a8d50882ff3bdd4b791b14d90a0881fa4d (diff) | |
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into next
Pull RCU changes from Ingo Molnar:
"The main RCU changes in this cycle were:
- RCU torture-test changes.
- variable-name renaming cleanup.
- update RCU documentation.
- miscellaneous fixes.
- patch to suppress RCU stall warnings while sysrq requests are being
processed"
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (68 commits)
rcu: Provide API to suppress stall warnings while sysrc runs
rcu: Variable name changed in tree_plugin.h and used in tree.c
torture: Remove unused definition
torture: Remove __init from torture_init_begin/end
torture: Check for multiple concurrent torture tests
locktorture: Remove reference to nonexistent Kconfig parameter
rcutorture: Run rcu_torture_writer at normal priority
rcutorture: Note diffs from git commits
rcutorture: Add missing destroy_timer_on_stack()
rcutorture: Explicitly test synchronous grace-period primitives
rcutorture: Add tests for get_state_synchronize_rcu()
rcutorture: Test RCU-sched primitives in TREE_PREEMPT_RCU kernels
torture: Use elapsed time to detect hangs
rcutorture: Check for rcu_torture_fqs creation errors
torture: Better summary diagnostics for build failures
torture: Notice if an all-zero cpumask is passed inside a critical section
rcutorture: Make rcu_torture_reader() use cond_resched()
sched,rcu: Make cond_resched() report RCU quiescent states
percpu: Fix raw_cpu_inc_return()
rcutorture: Export RCU grace-period kthread wait state to rcutorture
...
Diffstat (limited to 'kernel/softirq.c')
| -rw-r--r-- | kernel/softirq.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index 92f24f5e8d52..5918d227730f 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -232,7 +232,6 @@ asmlinkage __visible void __do_softirq(void) bool in_hardirq; __u32 pending; int softirq_bit; - int cpu; /* * Mask out PF_MEMALLOC s current task context is borrowed for the @@ -247,7 +246,6 @@ asmlinkage __visible void __do_softirq(void) __local_bh_disable_ip(_RET_IP_, SOFTIRQ_OFFSET); in_hardirq = lockdep_softirq_start(); - cpu = smp_processor_id(); restart: /* Reset the pending bitmask before enabling irqs */ set_softirq_pending(0); @@ -276,11 +274,11 @@ restart: prev_count, preempt_count()); preempt_count_set(prev_count); } - rcu_bh_qs(cpu); h++; pending >>= softirq_bit; } + rcu_bh_qs(smp_processor_id()); local_irq_disable(); pending = local_softirq_pending(); |