From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Steve Hodgson , Roland Dreier , Nicholas Bellinger Subject: [ 040/221] qla2xxx: Look up LUN for abort requests Date: Tue, 15 Jan 2013 10:49:27 -0800 Message-Id: <20130115185000.919638083@linuxfoundation.org> In-Reply-To: <20130115184958.025580322@linuxfoundation.org> References: <20130115184958.025580322@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.7-stable review patch. If anyone has any objections, please let me know. ------------------ From: Steve Hodgson commit 06e97b489006f28e23bb028febfa1c01c266d676 upstream. Search through the list of pending commands on the session list to find the command the initiator is actually aborting, so that we can pass the correct LUN to the core TMR handling code. (nab: Allow abort requests to work to LUN=0 with mainline target code) Signed-off-by: Steve Hodgson Signed-off-by: Roland Dreier Signed-off-by: Nicholas Bellinger Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/qla2xxx/qla_target.c | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -1264,8 +1264,27 @@ static int __qlt_24xx_handle_abts(struct struct abts_recv_from_24xx *abts, struct qla_tgt_sess *sess) { struct qla_hw_data *ha = vha->hw; + struct se_session *se_sess = sess->se_sess; struct qla_tgt_mgmt_cmd *mcmd; + struct se_cmd *se_cmd; + u32 lun = 0; int rc; + bool found_lun = false; + + spin_lock(&se_sess->sess_cmd_lock); + list_for_each_entry(se_cmd, &se_sess->sess_cmd_list, se_cmd_list) { + struct qla_tgt_cmd *cmd = + container_of(se_cmd, struct qla_tgt_cmd, se_cmd); + if (cmd->tag == abts->exchange_addr_to_abort) { + lun = cmd->unpacked_lun; + found_lun = true; + break; + } + } + spin_unlock(&se_sess->sess_cmd_lock); + + if (!found_lun) + return -ENOENT; ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00f, "qla_target(%d): task abort (tag=%d)\n", @@ -1283,7 +1302,7 @@ static int __qlt_24xx_handle_abts(struct mcmd->sess = sess; memcpy(&mcmd->orig_iocb.abts, abts, sizeof(mcmd->orig_iocb.abts)); - rc = ha->tgt.tgt_ops->handle_tmr(mcmd, 0, TMR_ABORT_TASK, + rc = ha->tgt.tgt_ops->handle_tmr(mcmd, lun, TMR_ABORT_TASK, abts->exchange_addr_to_abort); if (rc != 0) { ql_dbg(ql_dbg_tgt_mgt, vha, 0xf052,