diff options
Diffstat (limited to 'src/svm')
| -rw-r--r-- | src/svm/fifo_segment.c | 44 | ||||
| -rw-r--r-- | src/svm/fifo_types.h | 2 |
2 files changed, 30 insertions, 16 deletions
diff --git a/src/svm/fifo_segment.c b/src/svm/fifo_segment.c index 008cca4f350..636f223cde1 100644 --- a/src/svm/fifo_segment.c +++ b/src/svm/fifo_segment.c @@ -52,6 +52,13 @@ fsh_slice_get (fifo_segment_header_t * fsh, u32 slice_index) return &fsh->slices[slice_index]; } +static inline fifo_slice_private_t * +fs_slice_private_get (fifo_segment_t *fs, u32 slice_index) +{ + ASSERT (slice_index < fs->n_slices); + return &fs->slices[slice_index]; +} + static char *fifo_segment_mem_status_strings[] = { #define _(sym,str) str, foreach_segment_mem_status @@ -194,25 +201,25 @@ fss_chunk_free_list_pop (fifo_segment_header_t *fsh, fifo_segment_slice_t *fss, } static inline void -fss_fifo_add_active_list (fifo_segment_slice_t * fss, svm_fifo_t * f) +pfss_fifo_add_active_list (fifo_slice_private_t *pfss, svm_fifo_t *f) { - if (fss->fifos) + if (pfss->active_fifos) { - fss->fifos->prev = f; - f->next = fss->fifos; + pfss->active_fifos->prev = f; + f->next = pfss->active_fifos; } - fss->fifos = f; + pfss->active_fifos = f; } static inline void -fss_fifo_del_active_list (fifo_segment_slice_t * fss, svm_fifo_t * f) +pfss_fifo_del_active_list (fifo_slice_private_t *pfss, svm_fifo_t *f) { if (f->flags & SVM_FIFO_F_LL_TRACKED) { if (f->prev) f->prev->next = f->next; else - fss->fifos = f->next; + pfss->active_fifos = f->next; if (f->next) f->next->prev = f->prev; } @@ -770,6 +777,7 @@ fifo_segment_alloc_fifo_w_slice (fifo_segment_t * fs, u32 slice_index, u32 data_bytes, fifo_segment_ftype_t ftype) { fifo_segment_header_t *fsh = fs->h; + fifo_slice_private_t *pfss; fifo_segment_slice_t *fss; svm_fifo_shared_t *sf; svm_fifo_t *f = 0; @@ -790,6 +798,7 @@ fifo_segment_alloc_fifo_w_slice (fifo_segment_t * fs, u32 slice_index, svm_fifo_init (f, data_bytes); fss = fsh_slice_get (fsh, slice_index); + pfss = fs_slice_private_get (fs, slice_index); /* If rx fifo type add to active fifos list. When cleaning up segment, * we need a list of active sessions that should be disconnected. Since @@ -797,7 +806,7 @@ fifo_segment_alloc_fifo_w_slice (fifo_segment_t * fs, u32 slice_index, * only one. */ if (ftype == FIFO_SEGMENT_RX_FIFO) { - fss_fifo_add_active_list (fss, f); + pfss_fifo_add_active_list (pfss, f); f->flags |= SVM_FIFO_F_LL_TRACKED; } @@ -828,6 +837,7 @@ void fifo_segment_free_fifo (fifo_segment_t * fs, svm_fifo_t * f) { fifo_segment_header_t *fsh = fs->h; + fifo_slice_private_t *pfss; fifo_segment_slice_t *fss; svm_fifo_shared_t *sf; @@ -842,6 +852,7 @@ fifo_segment_free_fifo (fifo_segment_t * fs, svm_fifo_t * f) sf = f->shr; fss = fsh_slice_get (fsh, sf->slice_index); + pfss = fs_slice_private_get (fs, sf->slice_index); /* Free fifo chunks */ fsh_slice_collect_chunks (fsh, fss, fs_chunk_ptr (fsh, f->shr->start_chunk)); @@ -862,7 +873,7 @@ fifo_segment_free_fifo (fifo_segment_t * fs, svm_fifo_t * f) /* Remove from active list. Only rx fifos are tracked */ if (f->flags & SVM_FIFO_F_LL_TRACKED) { - fss_fifo_del_active_list (fss, f); + pfss_fifo_del_active_list (pfss, f); f->flags &= ~SVM_FIFO_F_LL_TRACKED; } @@ -886,6 +897,7 @@ fifo_segment_free_fifo (fifo_segment_t * fs, svm_fifo_t * f) void fifo_segment_detach_fifo (fifo_segment_t * fs, svm_fifo_t * f) { + fifo_slice_private_t *pfss; fifo_segment_slice_t *fss; svm_fifo_chunk_t *c; u32 fl_index; @@ -893,9 +905,10 @@ fifo_segment_detach_fifo (fifo_segment_t * fs, svm_fifo_t * f) ASSERT (f->refcnt == 1); fss = fsh_slice_get (fs->h, f->shr->slice_index); + pfss = fs_slice_private_get (fs, f->shr->slice_index); fss->virtual_mem -= svm_fifo_size (f); if (f->flags & SVM_FIFO_F_LL_TRACKED) - fss_fifo_del_active_list (fss, f); + pfss_fifo_del_active_list (pfss, f); c = fs_chunk_ptr (fs->h, f->shr->start_chunk); while (c) @@ -910,15 +923,17 @@ void fifo_segment_attach_fifo (fifo_segment_t * fs, svm_fifo_t * f, u32 slice_index) { + fifo_slice_private_t *pfss; fifo_segment_slice_t *fss; svm_fifo_chunk_t *c; u32 fl_index; f->shr->slice_index = slice_index; fss = fsh_slice_get (fs->h, f->shr->slice_index); + pfss = fs_slice_private_get (fs, f->shr->slice_index); fss->virtual_mem += svm_fifo_size (f); if (f->flags & SVM_FIFO_F_LL_TRACKED) - fss_fifo_add_active_list (fss, f); + pfss_fifo_add_active_list (pfss, f); c = fs_chunk_ptr (fs->h, f->shr->start_chunk); while (c) @@ -1201,11 +1216,10 @@ fifo_segment_has_fifos (fifo_segment_t * fs) svm_fifo_t * fifo_segment_get_slice_fifo_list (fifo_segment_t * fs, u32 slice_index) { - fifo_segment_header_t *fsh = fs->h; - fifo_segment_slice_t *fss; + fifo_slice_private_t *pfss; - fss = fsh_slice_get (fsh, slice_index); - return fss->fifos; + pfss = fs_slice_private_get (fs, slice_index); + return pfss->active_fifos; } u8 diff --git a/src/svm/fifo_types.h b/src/svm/fifo_types.h index a65b3a8831a..85e67bb039c 100644 --- a/src/svm/fifo_types.h +++ b/src/svm/fifo_types.h @@ -119,7 +119,6 @@ typedef struct fifo_segment_slice_ { svm_fifo_chunk_ptr_t free_chunks[FS_CHUNK_VEC_LEN]; /**< Free chunks by size */ - svm_fifo_t *fifos; /**< Linked list of active RX fifos */ svm_fifo_shared_t *free_fifos; /**< Freelists of fifo shared hdrs */ uword n_fl_chunk_bytes; /**< Chunk bytes on freelist */ uword virtual_mem; /**< Slice sum of all fifo sizes */ @@ -133,6 +132,7 @@ typedef struct fifo_slice_private_ { clib_mem_bulk_handle_t fifos; /**< Bulk fifo allocator */ uword virtual_mem; /**< Slice sum of all fifo sizes */ + svm_fifo_t *active_fifos; /**< Linked list of active RX fifos */ } fifo_slice_private_t; struct fifo_segment_header_ |