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-rw-r--r--include/linux/posix-timers.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index e3f0f8585da4..896c16d2c5fb 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -6,6 +6,7 @@
#include <linux/list.h>
#include <linux/alarmtimer.h>
#include <linux/timerqueue.h>
+#include <linux/task_work.h>
struct kernel_siginfo;
struct task_struct;
@@ -125,6 +126,16 @@ struct posix_cputimers {
unsigned int expiry_active;
};
+/**
+ * posix_cputimers_work - Container for task work based posix CPU timer expiry
+ * @work: The task work to be scheduled
+ * @scheduled: @work has been scheduled already, no further processing
+ */
+struct posix_cputimers_work {
+ struct callback_head work;
+ unsigned int scheduled;
+};
+
static inline void posix_cputimers_init(struct posix_cputimers *pct)
{
memset(pct, 0, sizeof(*pct));
@@ -165,6 +176,12 @@ static inline void posix_cputimers_group_init(struct posix_cputimers *pct,
u64 cpu_limit) { }
#endif
+#ifdef CONFIG_POSIX_CPU_TIMERS_TASK_WORK
+void posix_cputimers_init_work(void);
+#else
+static inline void posix_cputimers_init_work(void) { }
+#endif
+
#define REQUEUE_PENDING 1
/**