mirrors/scst
1
0
Fork 0
mirror of https://github.com/SCST-project/scst.git synced 2026-09-20 06:54:38 +00:00
Code Issues Packages Projects Releases Wiki Activity

- Fixed minor problem in iSCSI-SCST

Browse Source 
- Important reference counting and barriers usage cleanups
 - Sense buffer made dynamic
 - Other minor improvements and cleanups
 - Docs updates


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@287 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2008-02-13 17:15:47 +00:00
parent f657ae2e93
commit eec2a571dd
21 changed files with 1715 additions and 237 deletions
Download Patch File Download Diff File Expand all files Collapse all files
iscsi-scst/kernel/nthread.c
+14 -4
View File
@@ -622,7 +622,17 @@ static int recv(struct iscsi_conn *conn)
break;
case RX_CHECK_DDIGEST:
conn->read_state = RX_END;
if (cmnd_opcode(cmnd) == ISCSI_OP_SCSI_CMD) {
if (cmnd->pdu.datasize <= 16*1024) {
/* It's cache hot, so let's compute it inline */
TRACE_DBG("cmnd %p, opcode %x: checking RX "
"ddigest inline", cmnd, cmnd_opcode(cmnd));
cmnd->ddigest_checked = 1;
rc = digest_rx_data(cmnd);
if (unlikely(rc != 0)) {
mark_conn_closed(conn);
goto out;
}
} else if (cmnd_opcode(cmnd) == ISCSI_OP_SCSI_CMD) {
cmd_add_on_rx_ddigest_list(cmnd, cmnd);
cmnd_get(cmnd);
} else if (cmnd_opcode(cmnd) != ISCSI_OP_SCSI_DATA_OUT) {
@@ -631,12 +641,12 @@ static int recv(struct iscsi_conn *conn)
* specify how to deal with digest errors in this case.
* Is closing connection correct?
*/
TRACE_DBG("cmnd %p, opcode %x: checking RX "
"ddigest inline", cmnd, cmnd_opcode(cmnd));
TRACE_DBG("cmnd %p, opcode %x: checking NOP RX "
"ddigest", cmnd, cmnd_opcode(cmnd));
rc = digest_rx_data(cmnd);
if (unlikely(rc != 0)) {
conn->read_state = RX_CHECK_DDIGEST;
mark_conn_closed(conn);
goto out;
}
}
break;