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(parent: bf8df68) | patch
hinic: fix out-of-order excution in arm cpu
authorLuo bin <luobin9@huawei.com>
Fri, 20 Mar 2020 23:13:18 +0000 (23:13 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sun, 22 Mar 2020 02:43:38 +0000 (19:43 -0700)
commit9597f12ae87f9d349034f459892fe680a892b4e5
treed5404ae2b8b6dfbfbec4c83b47076b66f6b5b356tree | snapshot
parentbf8df6831ecb21f26079af746afd86bb81f330e7commit | diff
hinic: fix out-of-order excution in arm cpu

add read barrier in driver code to keep from reading other fileds
in dma memory which is writable for hw until we have verified the
memory is valid for driver

Signed-off-by: Luo bin <luobin9@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c diff | blob | history
drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c diff | blob | history
drivers/net/ethernet/huawei/hinic/hinic_rx.c diff | blob | history
drivers/net/ethernet/huawei/hinic/hinic_tx.c diff | blob | history
Linux Kernel Source Tree.