Techwizz/kernel-fxtec-pro1x
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IB/mthca: Change command token on timeout

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The FW command token is currently only updated on a command completion
event. This means that on command timeout, the same token will be
reused for new command, which results in a mess if the timed out
command *does* eventually complete.

Signed-off-by: Michael S. Tsirkin <mst@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Michael S. Tsirkin 2007-07-19 14:28:49 +03:00 committed by Roland Dreier
parent bd63104811
commit c1f74958db
1 changed files with 1 additions and 2 deletions
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3
drivers/infiniband/hw/mthca/mthca_cmd.c
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@ -357,8 +357,6 @@ void mthca_cmd_event(struct mthca_dev *dev,
context->status = status;
context->out_param = out_param;
context->token += dev->cmd.token_mask + 1;
complete(&context->done);
}
@ -380,6 +378,7 @@ static int mthca_cmd_wait(struct mthca_dev *dev,
spin_lock(&dev->cmd.context_lock);
BUG_ON(dev->cmd.free_head < 0);
context = &dev->cmd.context[dev->cmd.free_head];
context->token += dev->cmd.token_mask + 1;
dev->cmd.free_head = context->next;
spin_unlock(&dev->cmd.context_lock);