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-rw-r--r--kernel/irq_work.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/kernel/irq_work.c b/kernel/irq_work.c
index e6bcbe756663..385b85aded19 100644
--- a/kernel/irq_work.c
+++ b/kernel/irq_work.c
@@ -115,8 +115,10 @@ bool irq_work_needs_cpu(void)
115 115
116 raised = &__get_cpu_var(raised_list); 116 raised = &__get_cpu_var(raised_list);
117 lazy = &__get_cpu_var(lazy_list); 117 lazy = &__get_cpu_var(lazy_list);
118 if (llist_empty(raised) && llist_empty(lazy)) 118
119 return false; 119 if (llist_empty(raised) || arch_irq_work_has_interrupt())
120 if (llist_empty(lazy))
121 return false;
120 122
121 /* All work should have been flushed before going offline */ 123 /* All work should have been flushed before going offline */
122 WARN_ON_ONCE(cpu_is_offline(smp_processor_id())); 124 WARN_ON_ONCE(cpu_is_offline(smp_processor_id()));
@@ -171,6 +173,15 @@ void irq_work_run(void)
171} 173}
172EXPORT_SYMBOL_GPL(irq_work_run); 174EXPORT_SYMBOL_GPL(irq_work_run);
173 175
176void irq_work_tick(void)
177{
178 struct llist_head *raised = &__get_cpu_var(raised_list);
179
180 if (!llist_empty(raised) && !arch_irq_work_has_interrupt())
181 irq_work_run_list(raised);
182 irq_work_run_list(&__get_cpu_var(lazy_list));
183}
184
174/* 185/*
175 * Synchronize against the irq_work @entry, ensures the entry is not 186 * Synchronize against the irq_work @entry, ensures the entry is not
176 * currently in use. 187 * currently in use.