From 09abed65b5c62cca5b850cc060e72192e3490811 Mon Sep 17 00:00:00 2001 From: Stanislav Zaikin Date: Thu, 4 Nov 2021 09:32:32 +0100 Subject: vppinfra: will_expand for pool_put and bitmap Macro for pool_put and put a barrier inside load_balance_destroy when bitmap is actually growing. Type: improvement Signed-off-by: Stanislav Zaikin Change-Id: Ief2912e8efd744289ebed68373fa6fd0ee83118e --- src/vppinfra/pool.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'src/vppinfra/pool.h') diff --git a/src/vppinfra/pool.h b/src/vppinfra/pool.h index 68a859edc8f..3b5a9007f4f 100644 --- a/src/vppinfra/pool.h +++ b/src/vppinfra/pool.h @@ -287,6 +287,25 @@ do { \ } \ } while (0) +/** See if pool_put will expand free_bitmap or free_indices or not */ +#define pool_put_will_expand(P, E, YESNO) \ + do \ + { \ + pool_header_t *_pool_var (p) = pool_header (P); \ + \ + uword _pool_var (i) = (E) - (P); \ + /* free_bitmap or free_indices may expand. */ \ + YESNO = \ + clib_bitmap_will_expand (_pool_var (p)->free_bitmap, _pool_var (i)); \ + \ + YESNO += _vec_resize_will_expand ( \ + _pool_var (p)->free_indices, 1, \ + (vec_len (_pool_var (p)->free_indices) + 1) * \ + sizeof (_pool_var (p)->free_indices[0]), \ + 0, 0); \ + } \ + while (0) + /** Tell the caller if pool get will expand the pool */ #define pool_get_will_expand(P,YESNO) pool_get_aligned_will_expand(P,YESNO,0) -- cgit 1.2.3-korg