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debug: add NOP Out and stalled outqueue debug messages

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Signed-off-by: Peter Lieven <pl@kamp.de>
This commit is contained in:
Peter Lieven
2015-03-26 12:18:29 +01:00
parent 4ce740f737
commit 21cb9a9014
2 changed files with 7 additions and 0 deletions
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3
lib/nop.c
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@@ -83,6 +83,7 @@ iscsi_nop_out_async(struct iscsi_context *iscsi, iscsi_command_cb cb,
}
iscsi->nops_in_flight++;
ISCSI_LOG(iscsi, 6, "NOP Out Send (nops_in_flight: %d)", iscsi->nops_in_flight);
return 0;
}
@@ -138,6 +139,8 @@ iscsi_process_nop_out_reply(struct iscsi_context *iscsi, struct iscsi_pdu *pdu,
iscsi->nops_in_flight = 0;
ISCSI_LOG(iscsi, 6, "NOP Out Reply received");
if (pdu->callback == NULL) {
return 0;
}

4
lib/socket.c
View File

@@ -627,12 +627,16 @@ iscsi_write_to_socket(struct iscsi_context *iscsi)
if (iscsi->is_corked) {
/* connection is corked we are not allowed to send
* additional PDUs */
ISCSI_LOG(iscsi, 6, "iscsi_write_to_socket: socket is corked");
return 0;
}
if (iscsi_serial32_compare(iscsi->outqueue->cmdsn, iscsi->maxcmdsn) > 0
&& !(iscsi->outqueue->outdata.data[0] & ISCSI_PDU_IMMEDIATE)) {
/* stop sending for non-immediate PDUs. maxcmdsn is reached */
ISCSI_LOG(iscsi, 6,
"iscsi_write_to_socket: maxcmdsn reached (outqueue[0]->cmdsnd %08x > maxcmdsn %08x)",
iscsi->outqueue->cmdsn, iscsi->maxcmdsn);
return 0;
}
/* pop first element of the outqueue */