#include <lttng/kernel-version.h>
#include <lttng/cpuhotplug.h>
-struct lib_ring_buffer_backend_page {
+struct lttng_kernel_ring_buffer_backend_page {
void *virt; /* page virtual address (cached) */
unsigned long pfn; /* page frame number */
};
-struct lib_ring_buffer_backend_pages {
+struct lttng_kernel_ring_buffer_backend_pages {
unsigned long mmap_offset; /* offset of the subbuffer in mmap */
union v_atomic records_commit; /* current records committed count */
union v_atomic records_unread; /* records to read */
unsigned long data_size; /* Amount of data to read from subbuf */
- struct lib_ring_buffer_backend_page p[];
+ struct lttng_kernel_ring_buffer_backend_page p[];
};
-struct lib_ring_buffer_backend_subbuffer {
+struct lttng_kernel_ring_buffer_backend_subbuffer {
/* Identifier for subbuf backend pages. Exchanged atomically. */
unsigned long id; /* backend subbuffer identifier */
};
-struct lib_ring_buffer_backend_counts {
+struct lttng_kernel_ring_buffer_backend_counts {
/*
* Counter specific to the sub-buffer location within the ring buffer.
* The actual sequence number of the packet within the entire ring
/*
* Forward declaration of frontend-specific channel and ring_buffer.
*/
-struct channel;
-struct lib_ring_buffer;
+struct lttng_kernel_ring_buffer_channel;
+struct lttng_kernel_ring_buffer;
-struct lib_ring_buffer_backend {
+struct lttng_kernel_ring_buffer_backend {
/* Array of ring_buffer_backend_subbuffer for writer */
- struct lib_ring_buffer_backend_subbuffer *buf_wsb;
+ struct lttng_kernel_ring_buffer_backend_subbuffer *buf_wsb;
/* ring_buffer_backend_subbuffer for reader */
- struct lib_ring_buffer_backend_subbuffer buf_rsb;
+ struct lttng_kernel_ring_buffer_backend_subbuffer buf_rsb;
/* Array of lib_ring_buffer_backend_counts for the packet counter */
- struct lib_ring_buffer_backend_counts *buf_cnt;
+ struct lttng_kernel_ring_buffer_backend_counts *buf_cnt;
/*
* Pointer array of backend pages, for whole buffer.
* Indexed by ring_buffer_backend_subbuffer identifier (id) index.
*/
- struct lib_ring_buffer_backend_pages **array;
+ struct lttng_kernel_ring_buffer_backend_pages **array;
unsigned int num_pages_per_subbuf;
- struct channel *chan; /* Associated channel */
+ struct lttng_kernel_ring_buffer_channel *chan; /* Associated channel */
int cpu; /* This buffer's cpu. -1 if global. */
union v_atomic records_read; /* Number of records read */
unsigned int allocated:1; /* is buffer allocated ? */
*/
unsigned int buf_size_order; /* Order of buffer size */
unsigned int extra_reader_sb:1; /* has extra reader subbuffer ? */
- struct lib_ring_buffer *buf; /* Channel per-cpu buffers */
+ struct lttng_kernel_ring_buffer *buf; /* Channel per-cpu buffers */
unsigned long num_subbuf; /* Number of sub-buffers for writer */
u64 start_tsc; /* Channel creation TSC value */
void *priv; /* Client-specific information */
void *priv_ops; /* Client-specific ops pointer */
void (*release_priv_ops)(void *priv_ops);
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,10,0))
struct lttng_cpuhp_node cpuhp_prepare; /* CPU hotplug prepare */
#else
struct notifier_block cpu_hp_notifier; /* CPU hotplug notifier */
* source config can vanish before the last reference to this
* channel's streams is released.
*/
- struct lib_ring_buffer_config config; /* Ring buffer configuration */
+ struct lttng_kernel_ring_buffer_config config; /* Ring buffer configuration */
cpumask_var_t cpumask; /* Allocated per-cpu buffers cpumask */
char name[NAME_MAX]; /* Channel name */
};