Update to SPDX v3.0 identifiers

[lttng-modules.git] / instrumentation / events / lttng-module / rcu.h

diff --git a/instrumentation/events/lttng-module/rcu.h b/instrumentation/events/lttng-module/rcu.h
index cebfa908c66162a09a7a13dc3f56185c1942e34b..73b2262ca809693cf3194da5fb12010b77132458 100644 (file)
--- a/instrumentation/events/lttng-module/rcu.h
+++ b/instrumentation/events/lttng-module/rcu.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM rcu
 
@@ -50,7 +50,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_utilization,
  * and "cpuofl", respectively), and a CPU being kicked for being too
  * long in dyntick-idle mode ("kick").
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_grace_period,
 
        TP_PROTO(const char *rcuname, unsigned long gp_seq, const char *gpevent),
@@ -98,7 +99,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_grace_period,
  * rcu_node structure, and the mask of CPUs that will be waited for.
  * All but the type of RCU are extracted from the rcu_node structure.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init,
 
        TP_PROTO(const char *rcuname, unsigned long gp_seq, u8 level,
@@ -157,7 +159,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init,
  * include SRCU), the grace-period number that the task is blocking
  * (the current or the next), and the task's PID.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_preempt_task,
 
        TP_PROTO(const char *rcuname, int pid, unsigned long gp_seq),
@@ -203,7 +206,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_preempt_task,
  * read-side critical section exiting that critical section.  Track the
  * type of RCU (which one day might include SRCU) and the task's PID.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task,
 
        TP_PROTO(const char *rcuname, unsigned long gp_seq, int pid),
@@ -252,7 +256,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task,
  * whether there are any blocked tasks blocking the current grace period.
  * All but the type of RCU are extracted from the rcu_node structure.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report,
 
        TP_PROTO(const char *rcuname, unsigned long gp_seq,
@@ -322,7 +327,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report,
  * or "kick" when kicking a CPU that has been in dyntick-idle mode for
  * too long.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(rcu_fqs,
 
        TP_PROTO(const char *rcuname, unsigned long gp_seq, int cpu, const char *qsevent),
@@ -386,7 +392,24 @@ LTTNG_TRACEPOINT_EVENT(rcu_fqs,
  * events use the upper bits of each number, while interrupt-related
  * events use the lower bits.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,16,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))      \
+       || LTTNG_KERNEL_RANGE(5,5,6, 5,6,0)             \
+       || LTTNG_KERNEL_RANGE(5,4,22, 5,5,0)
+LTTNG_TRACEPOINT_EVENT(rcu_dyntick,
+
+       TP_PROTO(const char *polarity, long oldnesting, long newnesting, int dynticks),
+
+       TP_ARGS(polarity, oldnesting, newnesting, dynticks),
+
+       TP_FIELDS(
+               ctf_string(polarity, polarity)
+               ctf_integer(long, oldnesting, oldnesting)
+               ctf_integer(long, newnesting, newnesting)
+               ctf_integer(int, dynticks, dynticks)
+       )
+)
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,16,0))
 LTTNG_TRACEPOINT_EVENT(rcu_dyntick,
 
        TP_PROTO(const char *polarity, long oldnesting, long newnesting, atomic_t dynticks),
@@ -487,34 +510,68 @@ LTTNG_TRACEPOINT_EVENT(rcu_prep_idle,
  * number of lazy callbacks queued, and the fourth element is the
  * total number of callbacks queued.
  */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
+LTTNG_TRACEPOINT_EVENT(rcu_callback,
+
+       TP_PROTO(const char *rcuname, struct rcu_head *rhp, long qlen),
+
+       TP_ARGS(rcuname, rhp, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(void *, func, rhp->func)
+               ctf_integer(long, qlen, qlen)
+       )
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 LTTNG_TRACEPOINT_EVENT(rcu_callback,
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
        TP_PROTO(const char *rcuname, struct rcu_head *rhp, long qlen_lazy,
                 long qlen),
 
        TP_ARGS(rcuname, rhp, qlen_lazy, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(void *, func, rhp->func)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+       )
+)
 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
+LTTNG_TRACEPOINT_EVENT(rcu_callback,
+
        TP_PROTO(char *rcuname, struct rcu_head *rhp, long qlen_lazy,
                 long qlen),
 
        TP_ARGS(rcuname, rhp, qlen_lazy, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(void *, func, rhp->func)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+       )
+)
 #else
+LTTNG_TRACEPOINT_EVENT(rcu_callback,
+
        TP_PROTO(char *rcuname, struct rcu_head *rhp, long qlen),
 
        TP_ARGS(rcuname, rhp, qlen),
-#endif
 
        TP_FIELDS(
                ctf_string(rcuname, rcuname)
                ctf_integer_hex(void *, rhp, rhp)
                ctf_integer_hex(void *, func, rhp->func)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
-               ctf_integer(long, qlen_lazy, qlen_lazy)
-#endif
                ctf_integer(long, qlen, qlen)
        )
 )
+#endif
+
 
 /*
  * Tracepoint for the registration of a single RCU callback of the special
@@ -524,36 +581,69 @@ LTTNG_TRACEPOINT_EVENT(rcu_callback,
  * the fourth argument is the number of lazy callbacks queued, and the
  * fifth argument is the total number of callbacks queued.
  */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
 LTTNG_TRACEPOINT_EVENT(rcu_kfree_callback,
 
+       TP_PROTO(const char *rcuname, struct rcu_head *rhp, unsigned long offset,
+                long qlen),
+
+       TP_ARGS(rcuname, rhp, offset, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(unsigned long, offset, offset)
+               ctf_integer(long, qlen, qlen)
+       )
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+LTTNG_TRACEPOINT_EVENT(rcu_kfree_callback,
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
        TP_PROTO(const char *rcuname, struct rcu_head *rhp, unsigned long offset,
                 long qlen_lazy, long qlen),
 
        TP_ARGS(rcuname, rhp, offset, qlen_lazy, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(unsigned long, offset, offset)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+       )
+)
 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
+LTTNG_TRACEPOINT_EVENT(rcu_kfree_callback,
+
        TP_PROTO(char *rcuname, struct rcu_head *rhp, unsigned long offset,
                 long qlen_lazy, long qlen),
 
        TP_ARGS(rcuname, rhp, offset, qlen_lazy, qlen),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer_hex(void *, rhp, rhp)
+               ctf_integer_hex(unsigned long, offset, offset)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+       )
+)
 #else
+LTTNG_TRACEPOINT_EVENT(rcu_kfree_callback,
+
        TP_PROTO(char *rcuname, struct rcu_head *rhp, unsigned long offset,
                 long qlen),
 
        TP_ARGS(rcuname, rhp, offset, qlen),
-#endif
 
        TP_FIELDS(
                ctf_string(rcuname, rcuname)
                ctf_integer_hex(void *, rhp, rhp)
                ctf_integer_hex(unsigned long, offset, offset)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
-               ctf_integer(long, qlen_lazy, qlen_lazy)
-#endif
                ctf_integer(long, qlen, qlen)
        )
 )
+#endif
 
 /*
  * Tracepoint for marking the beginning rcu_do_batch, performed to start
@@ -562,39 +652,75 @@ LTTNG_TRACEPOINT_EVENT(rcu_kfree_callback,
  * the total number of callbacks queued, and the fourth argument is
  * the current RCU-callback batch limit.
  */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
+LTTNG_TRACEPOINT_EVENT(rcu_batch_start,
+
+       TP_PROTO(const char *rcuname, long qlen, long blimit),
+
+       TP_ARGS(rcuname, qlen, blimit),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer(long, qlen, qlen)
+               ctf_integer(long, blimit, blimit)
+       )
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 LTTNG_TRACEPOINT_EVENT(rcu_batch_start,
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
        TP_PROTO(const char *rcuname, long qlen_lazy, long qlen, long blimit),
 
        TP_ARGS(rcuname, qlen_lazy, qlen, blimit),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+               ctf_integer(long, blimit, blimit)
+       )
+)
 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
+LTTNG_TRACEPOINT_EVENT(rcu_batch_start,
+
        TP_PROTO(char *rcuname, long qlen_lazy, long qlen, long blimit),
 
        TP_ARGS(rcuname, qlen_lazy, qlen, blimit),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+               ctf_integer(long, blimit, blimit)
+       )
+)
 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
+LTTNG_TRACEPOINT_EVENT(rcu_batch_start,
+
        TP_PROTO(char *rcuname, long qlen_lazy, long qlen, int blimit),
 
        TP_ARGS(rcuname, qlen_lazy, qlen, blimit),
+
+       TP_FIELDS(
+               ctf_string(rcuname, rcuname)
+               ctf_integer(long, qlen_lazy, qlen_lazy)
+               ctf_integer(long, qlen, qlen)
+               ctf_integer(int, blimit, blimit)
+       )
+)
 #else
+LTTNG_TRACEPOINT_EVENT(rcu_batch_start,
+
        TP_PROTO(char *rcuname, long qlen, int blimit),
 
        TP_ARGS(rcuname, qlen, blimit),
-#endif
 
        TP_FIELDS(
                ctf_string(rcuname, rcuname)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
-               ctf_integer(long, qlen_lazy, qlen_lazy)
-#endif
                ctf_integer(long, qlen, qlen)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
-               ctf_integer(long, blimit, blimit)
-#else
                ctf_integer(int, blimit, blimit)
-#endif
        )
 )
+#endif
 
 /*
  * Tracepoint for the invocation of a single RCU callback function.
@@ -769,7 +895,8 @@ LTTNG_TRACEPOINT_EVENT(rcu_barrier,
 
 #else /* #ifdef CONFIG_RCU_TRACE */
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,80,0,0, 4,19,0,0,0,0))
 #define trace_rcu_grace_period(rcuname, gp_seq, gpevent) do { } while (0)
 #define trace_rcu_grace_period_init(rcuname, gp_seq, level, grplo, grphi, \
                                    qsmask) do { } while (0)