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(parent: 3433663) | patch
ixgb: fix race on rx_buffer_len in mtu change
authorJesse Brandeburg <jesse.brandeburg@intel.com>
Tue, 8 Jul 2008 22:51:42 +0000 (15:51 -0700)
committerJeff Garzik <jgarzik@redhat.com>
Fri, 11 Jul 2008 05:20:27 +0000 (01:20 -0400)
commitb5ca88eb335580dc48ef5ebb3b86719bdb5a4113
tree72e203e8a8ef8e3e090baf7b63a0c037ebf1a3aetree | snapshot
parent34336635467c5102777ea8acf34fc8bf391f98c0commit | diff
ixgb: fix race on rx_buffer_len in mtu change

some random coverage testing found that when changing mtu
under heavy traffic load, NAPI would use the rx_buffer_len variable
after it had been changed by change_mtu.

Similar to e1000 bugs found long ago.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/net/ixgb/ixgb_main.c diff | blob | history
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