On Wed, Oct 26, 2011 at 10:06 PM, Roland Dreier rol...@purestorage.com wrote:
On Wed, Oct 26, 2011 at 11:05 AM, Bart Van Assche bvanass...@acm.org wrote:
Can I conclude from your reply that the last WQE event refers to the
SRQ only and that it does not provide any information about the send
On Mon, Oct 24, 2011 at 7:57 AM, Nicholas A. Bellinger
n...@linux-iscsi.org wrote:
+static int srpt_write_pending(struct se_cmd *se_cmd)
+{
+ struct srpt_rdma_ch *ch;
+ struct srpt_send_ioctx *ioctx;
+ enum srpt_command_state new_state;
+ enum rdma_ch_state ch_state;
On Wed, 2011-10-26 at 08:09 +0200, Bart Van Assche wrote:
On Mon, Oct 24, 2011 at 7:57 AM, Nicholas A. Bellinger
n...@linux-iscsi.org wrote:
+static int srpt_write_pending(struct se_cmd *se_cmd)
+{
+ struct srpt_rdma_ch *ch;
+ struct srpt_send_ioctx *ioctx;
+ enum
On Wed, Oct 26, 2011 at 12:04 AM, Roland Dreier rol...@purestorage.com wrote:
Sorry, but now I confused about what the bug is. You have a QP
associated with an SRQ, and you transition the QP to error. At some
point you get a last WQE received event for that QP (which means
all receive
On Mon, Oct 24, 2011 at 8:33 PM, Nicholas A. Bellinger
n...@linux-iscsi.org wrote:
It would have been nice if you bothered to mention these in any of the
pre merge window reviews, but given your delay responsed on these items
they will have to be something we'll fix post merge.
Sorry for that
On Mon, Oct 24, 2011 at 11:01 PM, Roland Dreier rol...@purestorage.com wrote:
On Mon, Oct 24, 2011 at 11:33 AM, Nicholas A. Bellinger
n...@linux-iscsi.org wrote:
- Handle IB completion timeouts. Although the InfiniBand Architecture
Manual specifies that a HCA must generate an error completion
On Mon, Oct 24, 2011 at 11:07 PM, Bart Van Assche bvanass...@acm.org wrote:
As far as I know every HCA supported by Linux does implement this
correctly. Which class did you have in mind as not doing that?
At least QDR ConnectX 2 HCAs with fairly recent firmware. This
behavior can be
On Tue, Oct 25, 2011 at 1:17 PM, Roland Dreier rol...@purestorage.com wrote:
On Mon, Oct 24, 2011 at 11:07 PM, Bart Van Assche bvanass...@acm.org wrote:
As far as I know every HCA supported by Linux does implement this
correctly. Which class did you have in mind as not doing that?
At
On Tue, Oct 25, 2011 at 11:09 AM, Bart Van Assche bvanass...@acm.org wrote:
It's a little more complex than that. The original version of ib_srpt
stops polling for completions as soon as the last WQE event has been
received and after that the queue has been drained. So I don't know
whether
On Mon, Oct 24, 2011 at 11:33 AM, Nicholas A. Bellinger
n...@linux-iscsi.org wrote:
- Handle IB completion timeouts. Although the InfiniBand Architecture
Manual specifies that a HCA must generate an error completion for each
pending work item when a queue pair reset is issued, an important
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