RDMA/amso1100: Add spinlocks to serialize ib_post_send/ib_post_recv

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The AMSO driver was not thread-safe in the post WR code and had
code that would sleep if the WR post FIFO was full. Since these
functions can be called on interrupt level I changed the sleep to a
udelay.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

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Tom Tucker 2006-10-03 09:46:41 -05:00 • committed by Roland Dreier

parent ebf7a227dd

commit e52e6080ca

1 changed files with 12 additions and 4 deletions

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drivers/infiniband/hw/amso1100/c2_qp.c

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