diff options
| author |   fangtong <fangtong2007@163.com> | 2021-06-05 21:45:36 +0800 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2021-06-10 15:13:39 +0000 |
| commit | dc9215903809f74bd27cef332a18858711f928a0 (patch) | |
| tree | 2bb7f01ca7613c5be825cae83c586f599e49ffbe /src/plugins/memif/device.c | |
| parent | 07d04f7b03077d1b6e93d9a430fedd31bd858023 (diff) | |
memif: fix the spinlock and unlock issue.
when the configuration of tx queues is larger than the worker-threads,
the clib_spinlock_lock_if_init will not be executed, and then this function
will executed the clib_spinlock_unlock_if_init, so this may caused the issue.
Type: fix
Signed-off-by: fangtong <fangtong2007@163.com>
Change-Id: I3ce244cd5e1f410e9f14bd060b929238f069b9fa
Diffstat (limited to 'src/plugins/memif/device.c')
| -rw-r--r-- | src/plugins/memif/device.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/plugins/memif/device.c b/src/plugins/memif/device.c index fcbdc0d89ae..8e902feac08 100644 --- a/src/plugins/memif/device.c +++ b/src/plugins/memif/device.c @@ -388,11 +388,12 @@ VNET_DEVICE_CLASS_TX_FN (memif_device_class) (vlib_main_t * vm, { ASSERT (tx_queues > 0); mq = vec_elt_at_index (mif->tx_queues, thread_index % tx_queues); - clib_spinlock_lock_if_init (&mif->lockp); } else mq = vec_elt_at_index (mif->tx_queues, thread_index); + clib_spinlock_lock_if_init (&mif->lockp); + from = vlib_frame_vector_args (frame); n_left = frame->n_vectors; if (mif->flags & MEMIF_IF_FLAG_ZERO_COPY) |