X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Frcu.h;h=5faaaa63d96f1ef6700e2ed2c6b2f04c927768c0;hb=3e22913eeb1e74d87563d9f122ccf8723a822fc2;hp=7760bd6e7673cc4cc9d63df4492fee0e77a51c84;hpb=f442e68c1315670c036f242ce70e7b6f9fb9f838;p=lttng-modules.git diff --git a/instrumentation/events/lttng-module/rcu.h b/instrumentation/events/lttng-module/rcu.h index 7760bd6e..5faaaa63 100644 --- a/instrumentation/events/lttng-module/rcu.h +++ b/instrumentation/events/lttng-module/rcu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM #define TRACE_SYSTEM rcu @@ -49,13 +50,36 @@ 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)) +LTTNG_TRACEPOINT_EVENT(rcu_grace_period, + + TP_PROTO(const char *rcuname, unsigned long gp_seq, const char *gpevent), + + TP_ARGS(rcuname, gp_seq, gpevent), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_string(gpevent, gpevent) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_grace_period, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, unsigned long gpnum, const char *gpevent), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, gpnum, gpevent), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gpnum, gpnum) + ctf_string(gpevent, gpevent) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_grace_period, + TP_PROTO(char *rcuname, unsigned long gpnum, char *gpevent), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, gpnum, gpevent), @@ -65,6 +89,7 @@ LTTNG_TRACEPOINT_EVENT(rcu_grace_period, ctf_string(gpevent, gpevent) ) ) +#endif /* * Tracepoint for grace-period-initialization events. These are @@ -73,15 +98,45 @@ 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)) +LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init, + + TP_PROTO(const char *rcuname, unsigned long gp_seq, u8 level, + int grplo, int grphi, unsigned long qsmask), + + TP_ARGS(rcuname, gp_seq, level, grplo, grphi, qsmask), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_integer(u8, level, level) + ctf_integer(int, grplo, grplo) + ctf_integer(int, grphi, grphi) + ctf_integer(unsigned long, qsmask, qsmask) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, unsigned long gpnum, u8 level, int grplo, int grphi, unsigned long qsmask), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, gpnum, level, grplo, grphi, qsmask), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gpnum, gpnum) + ctf_integer(u8, level, level) + ctf_integer(int, grplo, grplo) + ctf_integer(int, grphi, grphi) + ctf_integer(unsigned long, qsmask, qsmask) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init, + TP_PROTO(char *rcuname, unsigned long gpnum, u8 level, int grplo, int grphi, unsigned long qsmask), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, gpnum, level, grplo, grphi, qsmask), @@ -94,6 +149,7 @@ LTTNG_TRACEPOINT_EVENT(rcu_grace_period_init, ctf_integer(unsigned long, qsmask, qsmask) ) ) +#endif /* * Tracepoint for tasks blocking within preemptible-RCU read-side @@ -101,13 +157,36 @@ 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)) +LTTNG_TRACEPOINT_EVENT(rcu_preempt_task, + + TP_PROTO(const char *rcuname, int pid, unsigned long gp_seq), + + TP_ARGS(rcuname, pid, gp_seq), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_integer(int, pid, pid) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_preempt_task, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, int pid, unsigned long gpnum), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, pid, gpnum), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gpnum, gpnum) + ctf_integer(int, pid, pid) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_preempt_task, + TP_PROTO(char *rcuname, int pid, unsigned long gpnum), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, pid, gpnum), @@ -117,19 +196,43 @@ LTTNG_TRACEPOINT_EVENT(rcu_preempt_task, ctf_integer(int, pid, pid) ) ) +#endif /* * Tracepoint for tasks that blocked within a given preemptible-RCU * 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)) +LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task, + + TP_PROTO(const char *rcuname, unsigned long gp_seq, int pid), + + TP_ARGS(rcuname, gp_seq, pid), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_integer(int, pid, pid) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, unsigned long gpnum, int pid), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, gpnum, pid), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gpnum, gpnum) + ctf_integer(int, pid, pid) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task, + TP_PROTO(char *rcuname, unsigned long gpnum, int pid), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, gpnum, pid), @@ -139,6 +242,7 @@ LTTNG_TRACEPOINT_EVENT(rcu_unlock_preempted_task, ctf_integer(int, pid, pid) ) ) +#endif /* * Tracepoint for quiescent-state-reporting events. These are @@ -148,17 +252,52 @@ 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)) +LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report, + + TP_PROTO(const char *rcuname, unsigned long gp_seq, + unsigned long mask, unsigned long qsmask, + u8 level, int grplo, int grphi, int gp_tasks), + + TP_ARGS(rcuname, gp_seq, mask, qsmask, level, grplo, grphi, gp_tasks), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_integer(unsigned long, mask, mask) + ctf_integer(unsigned long, qsmask, qsmask) + ctf_integer(u8, level, level) + ctf_integer(int, grplo, grplo) + ctf_integer(int, grphi, grphi) + ctf_integer(u8, gp_tasks, gp_tasks) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, unsigned long gpnum, unsigned long mask, unsigned long qsmask, u8 level, int grplo, int grphi, int gp_tasks), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, gpnum, mask, qsmask, level, grplo, grphi, gp_tasks), + + TP_FIELDS( + ctf_string(rcuname, rcuname) + ctf_integer(unsigned long, gpnum, gpnum) + ctf_integer(unsigned long, mask, mask) + ctf_integer(unsigned long, qsmask, qsmask) + ctf_integer(u8, level, level) + ctf_integer(int, grplo, grplo) + ctf_integer(int, grphi, grphi) + ctf_integer(u8, gp_tasks, gp_tasks) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report, + TP_PROTO(char *rcuname, unsigned long gpnum, unsigned long mask, unsigned long qsmask, u8 level, int grplo, int grphi, int gp_tasks), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, gpnum, mask, qsmask, level, grplo, grphi, gp_tasks), @@ -173,6 +312,7 @@ LTTNG_TRACEPOINT_EVENT(rcu_quiescent_state_report, ctf_integer(u8, gp_tasks, gp_tasks) ) ) +#endif /* * Tracepoint for quiescent states detected by force_quiescent_state(). @@ -182,13 +322,38 @@ 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)) +LTTNG_TRACEPOINT_EVENT(rcu_fqs, + + TP_PROTO(const char *rcuname, unsigned long gp_seq, int cpu, const char *qsevent), + + TP_ARGS(rcuname, gp_seq, cpu, qsevent), + + TP_FIELDS( + ctf_integer(unsigned long, gp_seq, gp_seq) + ctf_integer(int, cpu, cpu) + ctf_string(rcuname, rcuname) + ctf_string(qsevent, qsevent) + ) +) +#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) LTTNG_TRACEPOINT_EVENT(rcu_fqs, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) TP_PROTO(const char *rcuname, unsigned long gpnum, int cpu, const char *qsevent), -#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ + + TP_ARGS(rcuname, gpnum, cpu, qsevent), + + TP_FIELDS( + ctf_integer(unsigned long, gpnum, gpnum) + ctf_integer(int, cpu, cpu) + ctf_string(rcuname, rcuname) + ctf_string(qsevent, qsevent) + ) +) +#else +LTTNG_TRACEPOINT_EVENT(rcu_fqs, + TP_PROTO(char *rcuname, unsigned long gpnum, int cpu, char *qsevent), -#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ TP_ARGS(rcuname, gpnum, cpu, qsevent), @@ -199,6 +364,7 @@ LTTNG_TRACEPOINT_EVENT(rcu_fqs, ctf_string(qsevent, qsevent) ) ) +#endif #endif /* * #if defined(CONFIG_TREE_RCU) @@ -220,7 +386,22 @@ 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_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), @@ -321,34 +502,68 @@ 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 @@ -358,36 +573,69 @@ 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 @@ -396,39 +644,75 @@ 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. @@ -603,6 +887,17 @@ LTTNG_TRACEPOINT_EVENT(rcu_barrier, #else /* #ifdef CONFIG_RCU_TRACE */ +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0)) +#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) +#define trace_rcu_preempt_task(rcuname, pid, gp_seq) do { } while (0) +#define trace_rcu_unlock_preempted_task(rcuname, gp_seq, pid) do { } while (0) +#define trace_rcu_quiescent_state_report(rcuname, gp_seq, mask, qsmask, level, \ + grplo, grphi, gp_tasks) do { } \ + while (0) +#define trace_rcu_fqs(rcuname, gp_seq, cpu, qsevent) do { } while (0) +#else #define trace_rcu_grace_period(rcuname, gpnum, gpevent) do { } while (0) #define trace_rcu_grace_period_init(rcuname, gpnum, level, grplo, grphi, \ qsmask) do { } while (0) @@ -612,7 +907,9 @@ LTTNG_TRACEPOINT_EVENT(rcu_barrier, grplo, grphi, gp_tasks) do { } \ while (0) #define trace_rcu_fqs(rcuname, gpnum, cpu, qsevent) do { } while (0) -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,17,0)) +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,16,0)) #define trace_rcu_dyntick(polarity, oldnesting, newnesting, dyntick) do { } while (0) #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) #define trace_rcu_dyntick(polarity, oldnesting, newnesting) do { } while (0)