[ofa-general] Re: [PATCH 2/2] IB/ipath - fix QP use after free bug
rdreier at cisco.com
Wed Jan 16 14:38:21 PST 2008
> This should be safe in the receive interrupt handling since it keeps a
> reference to the QP but there might be some other races possible
> with posting sends and timeouts. I will think some more...
If you are sure that the QP structure will be around in
ipath_schedule_send() the you could just add a spinlock to make sure
that the test_bit/tasklet_hi_schedule and set_bit/tasklet_kill are
atomic against each other.
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