[PATCH 1/3] net: fs_enet: merge NAPI RX and NAPI TX
eric.dumazet at gmail.com
Wed Aug 24 23:15:49 AEST 2016
On Wed, 2016-08-24 at 06:07 -0700, Eric Dumazet wrote:
> I am afraid you could live lock here on SMP.
> You should make sure you do not loop forever, not assuming cpu is faster
> than NIC.
You are protected by the tx_lock spinlock, but this is fragile as you
could very well remove this spinlock in the future to get lockless
transmit, like many other drivers.
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