diff options
Diffstat (limited to 'src/vlib/buffer.c')
-rw-r--r-- | src/vlib/buffer.c | 71 |
1 files changed, 8 insertions, 63 deletions
diff --git a/src/vlib/buffer.c b/src/vlib/buffer.c index f00e8854ac1..880cd95a067 100644 --- a/src/vlib/buffer.c +++ b/src/vlib/buffer.c @@ -294,7 +294,7 @@ vlib_main_t **vlib_mains = &__bootstrap_vlib_main_vector.vm; /* When dubugging validate that given buffers are either known allocated or known free. */ -static void +void vlib_buffer_validate_alloc_free (vlib_main_t * vm, u32 * buffers, uword n_buffers, @@ -306,6 +306,9 @@ vlib_buffer_validate_alloc_free (vlib_main_t * vm, if (CLIB_DEBUG == 0) return; + if (vlib_buffer_callbacks) + return; + is_free = expected_state == VLIB_BUFFER_KNOWN_ALLOCATED; b = buffers; for (i = 0; i < n_buffers; i++) @@ -509,8 +512,9 @@ vlib_buffer_delete_free_list_internal (vlib_main_t * vm, u32 free_list_index) /* Make sure free list has at least given number of free buffers. */ static uword -fill_free_list (vlib_main_t * vm, - vlib_buffer_free_list_t * fl, uword min_free_buffers) +vlib_buffer_fill_free_list_internal (vlib_main_t * vm, + vlib_buffer_free_list_t * fl, + uword min_free_buffers) { vlib_buffer_t *buffers, *b; vlib_buffer_free_list_t *mfl; @@ -596,63 +600,6 @@ fill_free_list (vlib_main_t * vm, return n_alloc; } -static u32 -alloc_from_free_list (vlib_main_t * vm, - vlib_buffer_free_list_t * free_list, - u32 * alloc_buffers, u32 n_alloc_buffers) -{ - u32 *dst, *src; - uword len; - uword n_filled; - - dst = alloc_buffers; - - n_filled = fill_free_list (vm, free_list, n_alloc_buffers); - if (n_filled == 0) - return 0; - - len = vec_len (free_list->buffers); - ASSERT (len >= n_alloc_buffers); - - src = free_list->buffers + len - n_alloc_buffers; - clib_memcpy (dst, src, n_alloc_buffers * sizeof (u32)); - - _vec_len (free_list->buffers) -= n_alloc_buffers; - - /* Verify that buffers are known free. */ - vlib_buffer_validate_alloc_free (vm, alloc_buffers, - n_alloc_buffers, VLIB_BUFFER_KNOWN_FREE); - - return n_alloc_buffers; -} - - -/* Allocate a given number of buffers into given array. - Returns number actually allocated which will be either zero or - number requested. */ -static u32 -vlib_buffer_alloc_internal (vlib_main_t * vm, u32 * buffers, u32 n_buffers) -{ - vlib_buffer_main_t *bm = vm->buffer_main; - - return alloc_from_free_list - (vm, - pool_elt_at_index (bm->buffer_free_list_pool, - VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX), - buffers, n_buffers); -} - -static u32 -vlib_buffer_alloc_from_free_list_internal (vlib_main_t * vm, - u32 * buffers, - u32 n_buffers, u32 free_list_index) -{ - vlib_buffer_main_t *bm = vm->buffer_main; - vlib_buffer_free_list_t *f; - f = pool_elt_at_index (bm->buffer_free_list_pool, free_list_index); - return alloc_from_free_list (vm, f, buffers, n_buffers); -} - void * vlib_set_buffer_free_callback (vlib_main_t * vm, void *fp) { @@ -1087,9 +1034,7 @@ vlib_buffer_main_init (struct vlib_main_t * vm) return 0; } - bm->cb.vlib_buffer_alloc_cb = &vlib_buffer_alloc_internal; - bm->cb.vlib_buffer_alloc_from_free_list_cb = - &vlib_buffer_alloc_from_free_list_internal; + bm->cb.vlib_buffer_fill_free_list_cb = &vlib_buffer_fill_free_list_internal; bm->cb.vlib_buffer_free_cb = &vlib_buffer_free_internal; bm->cb.vlib_buffer_free_no_next_cb = &vlib_buffer_free_no_next_internal; bm->cb.vlib_buffer_delete_free_list_cb = |