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(parent: 1bf4b12) | patch
sfc: limit the number of receive queues
authorBert Kenward <bkenward@solarflare.com>
Wed, 12 Apr 2017 16:06:52 +0000 (17:06 +0100)
committerDavid S. Miller <davem@davemloft.net>
Mon, 17 Apr 2017 15:01:19 +0000 (11:01 -0400)
commit271a8b428f8361f3ad4c599835ccd34dd458b212
tree1a829c8abc89357c0b91cc73942350eeec6a53c9tree | snapshot (tar.gz zip)
parent1bf4b1268e66d9364fc6fd41f906bc01458530accommit | diff
sfc: limit the number of receive queues

The number of rx queues is determined by the rss_cpus parameter
or the cpu topology. If that is higher than EFX_MAX_RX_QUEUES the
driver can corrupt state.

Fixes: 8ceee660aacb ("New driver "sfc" for Solarstorm SFC4000 controller.")
Signed-off-by: Bert Kenward <bkenward@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/sfc/efx.c diff | blob | blame | history
drivers/net/ethernet/sfc/falcon/efx.c diff | blob | blame | history