diff options
| author |   Mohammed Hawari <mohammed@hawari.fr> | 2020-08-31 17:23:45 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2020-08-31 17:16:38 +0000 |
| commit | bfed7c047d2807f835cd7b9ef0330d314ac0ebc5 (patch) | |
| tree | c034863e7b06479f2a554cf2c2f920595d200f8c /src | |
| parent | dfb30d9d30bb781c1e698debaa8053fe580d465e (diff) | |
rdma: bugfix in the descriptor refill logic. In case of a partial allocation, the remainder modulo 8 must be returned to the pool so that the number of kept buffers is a multiple of 8.
Type: fix
Change-Id: Ifd97b03ea220300e7e6fe81a8ff4a25060fea6c1
Signed-off-by: Mohammed Hawari <mohammed@hawari.fr>
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/rdma/input.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/rdma/input.c b/src/plugins/rdma/input.c index 80c211bae15..3842a58a4ab 100644 --- a/src/plugins/rdma/input.c +++ b/src/plugins/rdma/input.c @@ -92,7 +92,7 @@ rdma_device_input_refill (vlib_main_t * vm, rdma_device_t * rd, } /* partial allocation, round and return rest */ - n_free = n - (n & 7); + n_free = n & 7; n -= n_free; if (n_free) vlib_buffer_free_from_ring (vm, rxq->bufs, (slot + n) & mask, |