X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fkernel-ctl%2Fkernel-ctl.h;h=e854eba0e3b31060473ab579a99355a6dc909da0;hp=badf609a074d4d7fb9d20a256623208cddf1d0e8;hb=ccf10263bcd2ca4667b9e1fc4dab64a3c8d8c4d8;hpb=309167d2a6f59d0c8cbf64eb23ba912cdea76a34 diff --git a/src/common/kernel-ctl/kernel-ctl.h b/src/common/kernel-ctl/kernel-ctl.h index badf609a0..e854eba0e 100644 --- a/src/common/kernel-ctl/kernel-ctl.h +++ b/src/common/kernel-ctl/kernel-ctl.h @@ -36,10 +36,32 @@ int kernctl_start_session(int fd); int kernctl_stop_session(int fd); int kernctl_tracepoint_list(int fd); +int kernctl_syscall_list(int fd); int kernctl_tracer_version(int fd, struct lttng_kernel_tracer_version *v); +int kernctl_tracer_abi_version(int fd, struct lttng_kernel_tracer_abi_version *v); int kernctl_wait_quiescent(int fd); int kernctl_calibrate(int fd, struct lttng_kernel_calibrate *calibrate); +int kernctl_enable_syscall(int fd, const char *syscall_name); +int kernctl_disable_syscall(int fd, const char *syscall_name); + +/* + * kernctl_syscall_mask - Get syscall mask associated to a channel FD. + * + * The parameter @syscall_mask should initially be either NULL or point + * to memory allocated with malloc(3) or realloc(3). When the function + * returns, it will point to a memory area of the size required for the + * bitmask (using realloc(3) to resize the memory). + * + * It returns 0 if OK, -1 on error. In all cases (error and OK), + * @syscall_mask should be freed by the caller with free(3). + */ +int kernctl_syscall_mask(int fd, char **syscall_mask, + uint32_t *nr_bits); + +/* Process ID tracking can be applied to session FD */ +int kernctl_track_pid(int fd, int pid); +int kernctl_untrack_pid(int fd, int pid); /* Buffer operations */ @@ -74,5 +96,6 @@ int kernctl_get_events_discarded(int fd, uint64_t *events_discarded); int kernctl_get_content_size(int fd, uint64_t *content_size); int kernctl_get_packet_size(int fd, uint64_t *packet_size); int kernctl_get_stream_id(int fd, uint64_t *stream_id); +int kernctl_get_current_timestamp(int fd, uint64_t *ts); #endif /* _LTTNG_KERNEL_CTL_H */