From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, jasowang@redhat.com, mst@redhat.com
Subject: Re: [PATCH net] virtio-net: add a missing synchronize_net()
Date: Wed, 16 Nov 2016 15:12:14 -0500 (EST) [thread overview]
Message-ID: <20161116.151214.1324945416632519254.davem@davemloft.net> (raw)
In-Reply-To: <1479277452.8455.156.camel@edumazet-glaptop3.roam.corp.google.com>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 15 Nov 2016 22:24:12 -0800
> From: Eric Dumazet <edumazet@google.com>
>
> It seems many drivers do not respect napi_hash_del() contract.
>
> When napi_hash_del() is used before netif_napi_del(), an RCU grace
> period is needed before freeing NAPI object.
>
> Fixes: 91815639d880 ("virtio-net: rx busy polling support")
> Signed-off-by: Eric Dumazet <edumazet@google.com>
Applied and queued up for -stable, thanks Eric.
prev parent reply other threads:[~2016-11-16 20:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-16 6:24 [PATCH net] virtio-net: add a missing synchronize_net() Eric Dumazet
2016-11-16 13:55 ` Michael S. Tsirkin
2016-11-16 20:12 ` David Miller [this message]
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