session: cleanup segment manager and fifo segment

[vpp.git] / src / svm / svm_fifo_segment.h

diff --git a/src/svm/svm_fifo_segment.h b/src/svm/svm_fifo_segment.h
deleted file mode 100644 (file)
index d4d4809..0000000
--- a/src/svm/svm_fifo_segment.h
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (c) 2016-2019 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef __included_ssvm_fifo_segment_h__
-#define __included_ssvm_fifo_segment_h__
-
-#include <svm/ssvm.h>
-#include <svm/svm_fifo.h>
-#include <vppinfra/lock.h>
-
-typedef enum
-{
-  FIFO_SEGMENT_FREELIST_NONE = -1,
-  FIFO_SEGMENT_RX_FREELIST = 0,
-  FIFO_SEGMENT_TX_FREELIST,
-  FIFO_SEGMENT_N_FREELISTS
-} svm_fifo_segment_freelist_t;
-
-#define FIFO_SEGMENT_MIN_FIFO_SIZE 4096
-#define FIFO_SEGMENT_MAX_FIFO_SIZE (2 << 30)   /* 2GB max fifo size */
-#define FIFO_SEGMENT_ALLOC_CHUNK_SIZE 32       /* Allocation quantum */
-
-#define FIFO_SEGMENT_F_IS_PREALLOCATED (1 << 0)
-#define FIFO_SEGMENT_F_WILL_DELETE     (1 << 1)
-
-typedef struct
-{
-  svm_fifo_t *fifos;           /**< Linked list of active RX fifos */
-  svm_fifo_t **free_fifos;     /**< Freelists, by fifo size  */
-  u32 n_active_fifos;          /**< Number of active fifos */
-  u8 flags;                    /**< Segment flags */
-} svm_fifo_segment_header_t;
-
-typedef struct
-{
-  ssvm_private_t ssvm;
-  svm_fifo_segment_header_t *h;
-} svm_fifo_segment_private_t;
-
-typedef struct
-{
-  volatile u32 lock;
-
-  /** pool of segments */
-  svm_fifo_segment_private_t *segments;
-  /* Where to put the next one */
-  u64 next_baseva;
-  u32 timeout_in_seconds;
-} svm_fifo_segment_main_t;
-
-typedef struct
-{
-  ssvm_segment_type_t segment_type;
-  char *segment_name;
-  u32 segment_size;
-  u32 *new_segment_indices;
-  int memfd_fd;
-} svm_fifo_segment_create_args_t;
-
-#define svm_fifo_segment_flags(_seg) _seg->h->flags
-
-static inline svm_fifo_segment_private_t *
-svm_fifo_segment_get_segment (svm_fifo_segment_main_t * sm, u32 segment_index)
-{
-  return pool_elt_at_index (sm->segments, segment_index);
-}
-
-static inline u8
-svm_fifo_segment_has_fifos (svm_fifo_segment_private_t * fifo_segment)
-{
-  return fifo_segment->h->fifos != 0;
-}
-
-static inline svm_fifo_t *
-svm_fifo_segment_get_fifo_list (svm_fifo_segment_private_t * fifo_segment)
-{
-  return fifo_segment->h->fifos;
-}
-
-int svm_fifo_segment_init (svm_fifo_segment_private_t * s);
-int svm_fifo_segment_create (svm_fifo_segment_main_t * sm,
-                            svm_fifo_segment_create_args_t * a);
-int svm_fifo_segment_create_process_private (svm_fifo_segment_main_t * sm,
-                                            svm_fifo_segment_create_args_t
-                                            *);
-void svm_fifo_segment_preallocate_fifo_pairs (svm_fifo_segment_private_t * s,
-                                             u32 rx_fifo_size,
-                                             u32 tx_fifo_size,
-                                             u32 * n_fifo_pairs);
-int svm_fifo_segment_attach (svm_fifo_segment_main_t * sm,
-                            svm_fifo_segment_create_args_t * a);
-void svm_fifo_segment_delete (svm_fifo_segment_main_t * sm,
-                             svm_fifo_segment_private_t * s);
-
-svm_fifo_t *svm_fifo_segment_alloc_fifo (svm_fifo_segment_private_t * s,
-                                        u32 data_size_in_bytes,
-                                        svm_fifo_segment_freelist_t index);
-void svm_fifo_segment_free_fifo (svm_fifo_segment_private_t * s,
-                                svm_fifo_t * f,
-                                svm_fifo_segment_freelist_t index);
-void svm_fifo_segment_main_init (svm_fifo_segment_main_t * sm, u64 baseva,
-                                u32 timeout_in_seconds);
-u32 svm_fifo_segment_index (svm_fifo_segment_main_t * sm,
-                           svm_fifo_segment_private_t * s);
-u32 svm_fifo_segment_num_fifos (svm_fifo_segment_private_t * fifo_segment);
-u32 svm_fifo_segment_num_free_fifos (svm_fifo_segment_private_t *
-                                    fifo_segment, u32 fifo_size_in_bytes);
-void svm_fifo_segment_info (svm_fifo_segment_private_t * seg, char **address,
-                           size_t * size);
-
-svm_fifo_segment_private_t
-  * svm_fifo_segment_segments_pool (svm_fifo_segment_main_t * sm);
-
-format_function_t format_svm_fifo_segment;
-format_function_t format_svm_fifo_segment_type;
-
-#endif /* __included_ssvm_fifo_segment_h__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */