Rename shm_handle to lttng_ust_shm_handle

[ust.git] / libringbuffer / ring_buffer_frontend.c

diff --git a/libringbuffer/ring_buffer_frontend.c b/libringbuffer/ring_buffer_frontend.c
index cf012dfaf2225dfe7a66cf2fb63f4e860c48265d..1fc44912b51f2db96eb30348740645e18f6a25bd 100644 (file)
--- a/libringbuffer/ring_buffer_frontend.c
+++ b/libringbuffer/ring_buffer_frontend.c
@@ -86,13 +86,13 @@ __thread unsigned int lib_ring_buffer_nesting;
 static
 void lib_ring_buffer_print_errors(struct channel *chan,
                                  struct lib_ring_buffer *buf, int cpu,
-                                 struct shm_handle *handle);
+                                 struct lttng_ust_shm_handle *handle);
 
 /*
  * Must be called under cpu hotplug protection.
  */
 void lib_ring_buffer_free(struct lib_ring_buffer *buf,
-                         struct shm_handle *handle)
+                         struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
 
@@ -113,7 +113,7 @@ void lib_ring_buffer_free(struct lib_ring_buffer *buf,
  * current iterator record is reset.
  */
 void lib_ring_buffer_reset(struct lib_ring_buffer *buf,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -169,7 +169,7 @@ void channel_reset(struct channel *chan)
  */
 int lib_ring_buffer_create(struct lib_ring_buffer *buf,
                           struct channel_backend *chanb, int cpu,
-                          struct shm_handle *handle,
+                          struct lttng_ust_shm_handle *handle,
                           struct shm_object *shmobj)
 {
        const struct lib_ring_buffer_config *config = &chanb->config;
@@ -263,7 +263,7 @@ static void switch_buffer_timer(unsigned long data)
 #endif //0
 
 static void lib_ring_buffer_start_switch_timer(struct lib_ring_buffer *buf,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        //const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -283,7 +283,7 @@ static void lib_ring_buffer_start_switch_timer(struct lib_ring_buffer *buf,
 }
 
 static void lib_ring_buffer_stop_switch_timer(struct lib_ring_buffer *buf,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
 
@@ -325,7 +325,7 @@ static void read_buffer_timer(unsigned long data)
 #endif //0
 
 static void lib_ring_buffer_start_read_timer(struct lib_ring_buffer *buf,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -349,7 +349,7 @@ static void lib_ring_buffer_start_read_timer(struct lib_ring_buffer *buf,
 }
 
 static void lib_ring_buffer_stop_read_timer(struct lib_ring_buffer *buf,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -374,7 +374,7 @@ static void lib_ring_buffer_stop_read_timer(struct lib_ring_buffer *buf,
 }
 
 static void channel_unregister_notifiers(struct channel *chan,
-                          struct shm_handle *handle)
+                          struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        int cpu;
@@ -395,7 +395,7 @@ static void channel_unregister_notifiers(struct channel *chan,
        //channel_backend_unregister_notifiers(&chan->backend);
 }
 
-static void channel_free(struct channel *chan, struct shm_handle *handle,
+static void channel_free(struct channel *chan, struct lttng_ust_shm_handle *handle,
                int shadow)
 {
        if (!shadow)
@@ -423,7 +423,7 @@ static void channel_free(struct channel *chan, struct shm_handle *handle,
  * Holds cpu hotplug.
  * Returns NULL on failure.
  */
-struct shm_handle *channel_create(const struct lib_ring_buffer_config *config,
+struct lttng_ust_shm_handle *channel_create(const struct lib_ring_buffer_config *config,
                   const char *name, void *priv, void *buf_addr,
                   size_t subbuf_size,
                   size_t num_subbuf, unsigned int switch_timer_interval,
@@ -433,7 +433,7 @@ struct shm_handle *channel_create(const struct lib_ring_buffer_config *config,
        int ret, cpu;
        size_t shmsize;
        struct channel *chan;
-       struct shm_handle *handle;
+       struct lttng_ust_shm_handle *handle;
        struct shm_object *shmobj;
        struct shm_ref *ref;
 
@@ -441,7 +441,7 @@ struct shm_handle *channel_create(const struct lib_ring_buffer_config *config,
                                         read_timer_interval))
                return NULL;
 
-       handle = zmalloc(sizeof(struct shm_handle));
+       handle = zmalloc(sizeof(struct lttng_ust_shm_handle));
        if (!handle)
                return NULL;
 
@@ -510,13 +510,13 @@ error_table_alloc:
        return NULL;
 }
 
-struct shm_handle *channel_handle_create(int shm_fd, int wait_fd,
+struct lttng_ust_shm_handle *channel_handle_create(int shm_fd, int wait_fd,
                                        uint64_t memory_map_size)
 {
-       struct shm_handle *handle;
+       struct lttng_ust_shm_handle *handle;
        struct shm_object *object;
 
-       handle = zmalloc(sizeof(struct shm_handle));
+       handle = zmalloc(sizeof(struct lttng_ust_shm_handle));
        if (!handle)
                return NULL;
 
@@ -541,7 +541,7 @@ error_table_alloc:
        return NULL;
 }
 
-int channel_handle_add_stream(struct shm_handle *handle,
+int channel_handle_add_stream(struct lttng_ust_shm_handle *handle,
                int shm_fd, int wait_fd, uint64_t memory_map_size)
 {
        struct shm_object *object;
@@ -555,7 +555,7 @@ int channel_handle_add_stream(struct shm_handle *handle,
 }
 
 static
-void channel_release(struct channel *chan, struct shm_handle *handle,
+void channel_release(struct channel *chan, struct lttng_ust_shm_handle *handle,
                int shadow)
 {
        channel_free(chan, handle, shadow);
@@ -572,7 +572,7 @@ void channel_release(struct channel *chan, struct shm_handle *handle,
  * They should release their handle at that point.  Returns the private
  * data pointer.
  */
-void *channel_destroy(struct channel *chan, struct shm_handle *handle,
+void *channel_destroy(struct channel *chan, struct lttng_ust_shm_handle *handle,
                int shadow)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -634,7 +634,7 @@ void *channel_destroy(struct channel *chan, struct shm_handle *handle,
 struct lib_ring_buffer *channel_get_ring_buffer(
                                        const struct lib_ring_buffer_config *config,
                                        struct channel *chan, int cpu,
-                                       struct shm_handle *handle,
+                                       struct lttng_ust_shm_handle *handle,
                                        int *shm_fd, int *wait_fd,
                                        uint64_t *memory_map_size)
 {
@@ -656,7 +656,7 @@ struct lib_ring_buffer *channel_get_ring_buffer(
 }
 
 int lib_ring_buffer_open_read(struct lib_ring_buffer *buf,
-                             struct shm_handle *handle,
+                             struct lttng_ust_shm_handle *handle,
                              int shadow)
 {
        if (shadow) {
@@ -672,7 +672,7 @@ int lib_ring_buffer_open_read(struct lib_ring_buffer *buf,
 }
 
 void lib_ring_buffer_release_read(struct lib_ring_buffer *buf,
-                                 struct shm_handle *handle,
+                                 struct lttng_ust_shm_handle *handle,
                                  int shadow)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
@@ -700,7 +700,7 @@ void lib_ring_buffer_release_read(struct lib_ring_buffer *buf,
 
 int lib_ring_buffer_snapshot(struct lib_ring_buffer *buf,
                             unsigned long *consumed, unsigned long *produced,
-                            struct shm_handle *handle)
+                            struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -754,7 +754,7 @@ nodata:
  */
 void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf,
                                   unsigned long consumed_new,
-                                  struct shm_handle *handle)
+                                  struct lttng_ust_shm_handle *handle)
 {
        struct lib_ring_buffer_backend *bufb = &buf->backend;
        struct channel *chan = shmp(handle, bufb->chan);
@@ -784,7 +784,7 @@ void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf,
  */
 int lib_ring_buffer_get_subbuf(struct lib_ring_buffer *buf,
                               unsigned long consumed,
-                              struct shm_handle *handle)
+                              struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -877,7 +877,7 @@ nodata:
  * @buf: ring buffer
  */
 void lib_ring_buffer_put_subbuf(struct lib_ring_buffer *buf,
-                               struct shm_handle *handle)
+                               struct lttng_ust_shm_handle *handle)
 {
        struct lib_ring_buffer_backend *bufb = &buf->backend;
        struct channel *chan = shmp(handle, bufb->chan);
@@ -940,7 +940,7 @@ void lib_ring_buffer_print_subbuffer_errors(struct lib_ring_buffer *buf,
                                            struct channel *chan,
                                            unsigned long cons_offset,
                                            int cpu,
-                                           struct shm_handle *handle)
+                                           struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long cons_idx, commit_count, commit_count_sb;
@@ -966,7 +966,7 @@ static
 void lib_ring_buffer_print_buffer_errors(struct lib_ring_buffer *buf,
                                         struct channel *chan,
                                         void *priv, int cpu,
-                                        struct shm_handle *handle)
+                                        struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long write_offset, cons_offset;
@@ -1002,7 +1002,7 @@ void lib_ring_buffer_print_buffer_errors(struct lib_ring_buffer *buf,
 static
 void lib_ring_buffer_print_errors(struct channel *chan,
                                  struct lib_ring_buffer *buf, int cpu,
-                                 struct shm_handle *handle)
+                                 struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        void *priv = chan->backend.priv;
@@ -1037,7 +1037,7 @@ void lib_ring_buffer_switch_old_start(struct lib_ring_buffer *buf,
                                      struct channel *chan,
                                      struct switch_offsets *offsets,
                                      u64 tsc,
-                                     struct shm_handle *handle)
+                                     struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long oldidx = subbuf_index(offsets->old, chan);
@@ -1075,7 +1075,7 @@ void lib_ring_buffer_switch_old_end(struct lib_ring_buffer *buf,
                                    struct channel *chan,
                                    struct switch_offsets *offsets,
                                    u64 tsc,
-                                   struct shm_handle *handle)
+                                   struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long oldidx = subbuf_index(offsets->old - 1, chan);
@@ -1112,7 +1112,7 @@ void lib_ring_buffer_switch_new_start(struct lib_ring_buffer *buf,
                                      struct channel *chan,
                                      struct switch_offsets *offsets,
                                      u64 tsc,
-                                     struct shm_handle *handle)
+                                     struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long beginidx = subbuf_index(offsets->begin, chan);
@@ -1148,7 +1148,7 @@ void lib_ring_buffer_switch_new_end(struct lib_ring_buffer *buf,
                                    struct channel *chan,
                                    struct switch_offsets *offsets,
                                    u64 tsc,
-                                   struct shm_handle *handle)
+                                   struct lttng_ust_shm_handle *handle)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        unsigned long endidx = subbuf_index(offsets->end - 1, chan);
@@ -1242,7 +1242,7 @@ int lib_ring_buffer_try_switch_slow(enum switch_mode mode,
  * for a ACTIVE flush.
  */
 void lib_ring_buffer_switch_slow(struct lib_ring_buffer *buf, enum switch_mode mode,
-                                struct shm_handle *handle)
+                                struct lttng_ust_shm_handle *handle)
 {
        struct channel *chan = shmp(handle, buf->backend.chan);
        const struct lib_ring_buffer_config *config = &chan->backend.config;
@@ -1306,7 +1306,7 @@ int lib_ring_buffer_try_reserve_slow(struct lib_ring_buffer *buf,
                                     struct lib_ring_buffer_ctx *ctx)
 {
        const struct lib_ring_buffer_config *config = &chan->backend.config;
-       struct shm_handle *handle = ctx->handle;
+       struct lttng_ust_shm_handle *handle = ctx->handle;
        unsigned long reserve_commit_diff;
 
        offsets->begin = v_read(config, &buf->offset);
@@ -1441,7 +1441,7 @@ int lib_ring_buffer_try_reserve_slow(struct lib_ring_buffer *buf,
 int lib_ring_buffer_reserve_slow(struct lib_ring_buffer_ctx *ctx)
 {
        struct channel *chan = ctx->chan;
-       struct shm_handle *handle = ctx->handle;
+       struct lttng_ust_shm_handle *handle = ctx->handle;
        const struct lib_ring_buffer_config *config = &chan->backend.config;
        struct lib_ring_buffer *buf;
        struct switch_offsets offsets;