return pool_elt_at_index (sm->segments, segment_index);
}
+fifo_segment_t *
+fifo_segment_get_segment_if_valid (fifo_segment_main_t *sm, u32 segment_index)
+{
+ if (pool_is_free_index (sm->segments, segment_index))
+ return 0;
+ return pool_elt_at_index (sm->segments, segment_index);
+}
+
void
fifo_segment_info (fifo_segment_t * seg, char **address, size_t * size)
{
}
void
-fs_fifo_free (fifo_segment_t *fs, svm_fifo_t *f)
+fs_fifo_free (fifo_segment_t *fs, svm_fifo_t *f, u32 slice_index)
{
- u32 slice_index = f->shr->slice_index;
fifo_slice_private_t *pfss;
if (CLIB_DEBUG)
for (slice_index = 0; slice_index < fs->n_slices; slice_index++)
clib_mem_bulk_destroy (fs->slices[slice_index].fifos);
+ vec_free (fs->slices);
+
vec_foreach (fs->mqs, mq)
vec_free (mq->rings);
f->ooo_enq = f->ooo_deq = 0;
f->prev = 0;
- fs_fifo_free (fs, f);
+ fs_fifo_free (fs, f, f->shr->slice_index);
fsh_active_fifos_update (fsh, -1);
}
+void
+fifo_segment_free_client_fifo (fifo_segment_t *fs, svm_fifo_t *f)
+{
+ fs_fifo_free (fs, f, 0 /* clients attach fifos in slice 0 */);
+}
+
void
fifo_segment_detach_fifo (fifo_segment_t *fs, svm_fifo_t **f)
{
fsh_slice_collect_chunks (fs->h, fss, of->chunks_at_attach);
of->chunks_at_attach = 0;
+ /* Collect hdr that was provided in return for the detached */
+ fss_fifo_free_list_push (fs->h, fss, of->hdr_at_attach);
+ of->hdr_at_attach = 0;
+
clib_mem_bulk_free (pfss->fifos, *f);
*f = 0;
}
if (nf->flags & SVM_FIFO_F_LL_TRACKED)
pfss_fifo_add_active_list (pfss, nf);
- /* Update allocated chunks for fifo segment and build list of
- * chunks to be freed, i.e, returned to old slice at detach */
+ /* Allocate shared hdr and chunks to be collected at detach in return
+ * for those that are being attached now */
of = *f;
+ of->hdr_at_attach = fsh_try_alloc_fifo_hdr (fs->h, fss);
c = fs_chunk_ptr (fs->h, nf->shr->start_chunk);
of->chunks_at_attach = pc = fsh_try_alloc_chunk (fs->h, fss, c->length);
- c = fs_chunk_ptr (fs->h, c->next);
- while (c)
+ while ((c = fs_chunk_ptr (fs->h, c->next)))
{
nc = fsh_try_alloc_chunk (fs->h, fss, c->length);
pc->next = fs_chunk_sptr (fs->h, nc);
pc = nc;
- c = fs_chunk_ptr (fs->h, c->next);
}
nf->shr->slice_index = slice_index;
format_memory_size, chunk_bytes, chunk_bytes,
format_memory_size, est_chunk_bytes, est_chunk_bytes,
format_memory_size, tracked_cached_bytes, tracked_cached_bytes);
- s = format (s, "%Ufifo active: %u hdr free bytes: %U (%u) \n",
- format_white_space, indent + 2, fsh->n_active_fifos,
+ s = format (s, "%Ufifo active: %u hdr free: %u bytes: %U (%u) \n",
+ format_white_space, indent + 2, fsh->n_active_fifos, free_fifos,
format_memory_size, fifo_hdr, fifo_hdr);
s = format (s, "%Usegment usage: %.2f%% (%U / %U) virt: %U status: %s\n",
format_white_space, indent + 2, usage, format_memory_size,