diff options
| author |   Andrew Yourtchenko <ayourtch@gmail.com> | 2019-10-14 10:55:31 +0000 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2019-10-14 22:44:03 +0000 |
| commit | ddc9eb48e6ef5b60c261d857fb3f574c3fa38f4e (patch) | |
| tree | c97bb48a9e04bb0252ce4c69dd11e143838a129c /src/plugins | |
| parent | a66020becd7d01eefea55244cbcf5df9679a9443 (diff) | |
memif: Revert "memif buffer leaks during disconnect."
This reverts commit d570c4d18df404cb59ef72d20d56f8e31418c8e9.
That commit introduced crash into memif make test-debug.
To reproduce: "TEST=memif make test-debug".
With this commit reverted the make test-debug for memif passes.
Type: fix
Change-Id: Ic335359e2050bb8a5d530b01c595b081476fa197
Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com>
Diffstat (limited to 'src/plugins')
| -rw-r--r-- | src/plugins/memif/memif.c | 38 |
1 files changed, 2 insertions, 36 deletions
diff --git a/src/plugins/memif/memif.c b/src/plugins/memif/memif.c index c216a165d46..c2df8d3b12e 100644 --- a/src/plugins/memif/memif.c +++ b/src/plugins/memif/memif.c @@ -70,7 +70,6 @@ memif_disconnect (memif_if_t * mif, clib_error_t * err) { memif_main_t *mm = &memif_main; vnet_main_t *vnm = vnet_get_main (); - vlib_main_t *vm = vlib_get_main (); memif_region_t *mr; memif_queue_t *mq; int i; @@ -127,19 +126,7 @@ memif_disconnect (memif_if_t * mif, clib_error_t * err) memif_log_warn (mif, "Unable to unassign interface %d, queue %d: rc=%d", mif->hw_if_index, i, rv); - if (mif->flags & MEMIF_IF_FLAG_ZERO_COPY) - { - - u16 cur_slot,last_slot, start; - u16 ring_size = 1 << mq->log2_ring_size; - u16 mask = ring_size - 1; - cur_slot = mq->last_tail; - last_slot = mq->ring->head - 1 ; - start = (mq->last_tail & mask); - u16 n_slots = ((last_slot - cur_slot) & mask) + 1; - vlib_buffer_free_from_ring(vm,mq->buffers,start,ring_size,n_slots); - } - mq->ring = 0; + mq->ring = 0; } } @@ -149,28 +136,7 @@ memif_disconnect (memif_if_t * mif, clib_error_t * err) vec_free (mif->rx_queues); vec_foreach (mq, mif->tx_queues) - { - if (mif->flags & MEMIF_IF_FLAG_ZERO_COPY) - { - memif_ring_t *ring = mq->ring; - u16 cur_slot,last_slot, start; - u16 ring_size = 1 << mq->log2_ring_size; - u16 mask = ring_size - 1; - u16 n_slots = ring->tail - mq->last_tail; - cur_slot = mq->last_tail; - last_slot = mq->ring->head; - start = (mq->last_tail & mask); - if(last_slot > cur_slot) - n_slots = n_slots + ((last_slot - cur_slot)) ; - else if (last_slot < cur_slot) - n_slots = n_slots + (cur_slot - last_slot); - vlib_buffer_free_from_ring_no_next (vm, mq->buffers, - start, - ring_size, n_slots); - } - memif_queue_intfd_close (mq); - } - + memif_queue_intfd_close (mq); vec_free (mif->tx_queues); /* free memory regions */ |