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(parent: 8388007) | patch
cnic: Prevent status block race conditions with hardware
authorMichael Chan <mchan@broadcom.com>
Wed, 2 Mar 2011 13:00:49 +0000 (13:00 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 2 Mar 2011 23:57:51 +0000 (15:57 -0800)
commitcf8e2d14b33792f53c1ace0358e3b357a81e04b4
tree547c9130536f19568e1b903e1bd2942933355179tree | snapshot
parent83880070609a595c00b06234b48ce963e43de4fecommit | diff
cnic: Prevent status block race conditions with hardware

The status block index is used to acknowledge interrupt events and must
be read before checking for the interrupt events, so we need to add rmb()
to guarantee that.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/cnic.c diff | blob | history
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