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Enabled rdy_to_xfer_atomic for mode thread=0.

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@1855 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2010-07-22 05:54:55 +00:00
parent 627b323dbe
commit a8d02fbfca
1 changed files with 9 additions and 2 deletions
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11
srpt/src/ib_srpt.c
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@@ -1173,6 +1173,7 @@ static void srpt_abort_scst_cmd(struct srpt_ioctx *ioctx,
* Do nothing - defer abort processing until
* srpt_xmit_response() is invoked.
*/
WARN_ON(!scst_cmd_aborted(scmnd));
break;
case SRPT_STATE_NEED_DATA:
/* RDMA read error or RDMA read timeout. */
@@ -3101,8 +3102,6 @@ static int srpt_xmit_response(struct scst_cmd *scmnd)
int dir;
int resp_len;
EXTRACHECKS_BUG_ON(scst_cmd_atomic(scmnd));
ioctx = scst_cmd_get_tgt_priv(scmnd);
BUG_ON(!ioctx);
@@ -3115,6 +3114,11 @@ static int srpt_xmit_response(struct scst_cmd *scmnd)
goto out;
}
if (scst_cmd_atomic(scmnd) && srpt_must_wait_for_cred(ch, 2)) {
ret = SCST_TGT_RES_NEED_THREAD_CTX;
goto out;
}
srpt_wait_for_cred(ch, 2);
new_state = srpt_set_cmd_state(ioctx, SRPT_STATE_CMD_RSP_SENT);
@@ -3831,17 +3835,20 @@ static int __init srpt_init_module(void)
/* IRQ context */
srpt_context = SCST_CONTEXT_TASKLET;
srpt_template.rdy_to_xfer_atomic = true;
srpt_template.xmit_response_atomic = true;
break;
case MODE_SINGLE_THREADED:
/* single kernel thread (created by ib_srpt) */
srpt_context = SCST_CONTEXT_DIRECT;
srpt_template.rdy_to_xfer_atomic = false;
srpt_template.xmit_response_atomic = false;
break;
case MODE_MULTITHREADED:
default:
/* multiple kernel threads (created by the SCST core) */
srpt_context = SCST_CONTEXT_THREAD;
srpt_template.rdy_to_xfer_atomic = false;
srpt_template.xmit_response_atomic = false;
break;
}