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From: Nilesh Javali <njavali@marvell.com>
To: <martin.petersen@oracle.com>
Cc: <linux-scsi@vger.kernel.org>, <GR-QLogic-Storage-Upstream@marvell.com>
Subject: [PATCH v2 13/15] qla2xxx: If fcport is undergoing deletion return IO with retry
Date: Wed, 2 Dec 2020 05:23:10 -0800	[thread overview]
Message-ID: <20201202132312.19966-14-njavali@marvell.com> (raw)
In-Reply-To: <20201202132312.19966-1-njavali@marvell.com>

From: Saurav Kashyap <skashyap@marvell.com>

Driver unload with IOs causes server to crash.
Return IO with retry if fcport undergoing deletion.

CPU: 44 PID: 35008 Comm: qla2xxx_4_dpc Kdump: loaded Tainted: G
OE  X   5.3.18-22-default #1 SLE15-SP2 (unreleased)
Hardware name: HPE ProLiant DL380 Gen10/ProLiant DL380 Gen10, BIOS U30 07/16/2020
RIP: 0010:dma_direct_unmap_sg+0x24/0x60
Code: 4c 8b 04 24 eb b9 0f 1f 44 00 00 85 d2 7e 4e 41 57
      4d 89 c7 41 56 41 89 ce 41 55 49 89 fd 41 54 41 89 d4 55 31 ed 53 48 89
      f3 <8b> 53 18 48 8b 73 10 4d 89 f8 44 89 f1 4c 89 ef 83 c5 01 e8 44 ff
RSP: 0018:ffffc0c661037d88 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
RDX: 000000000000001d RSI: 0000000000000000 RDI: ffff9a51ee53b0b0
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff9a51ee53b0b0
R10: ffffc0c646463dc8 R11: ffff9a4a067087c8 R12: 000000000000001d
R13: ffff9a51ee53b0b0 R14: 0000000000000002 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9a523f800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000018 CR3: 000000043740a004 CR4: 00000000007606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554
Call Trace:
qla2xxx_qpair_sp_free_dma+0x20d/0x3c0 [qla2xxx]
qla2xxx_qpair_sp_compl+0x35/0x90 [qla2xxx]
__qla2x00_abort_all_cmds+0x180/0x390 [qla2xxx]
? qla24xx_process_purex_list+0x100/0x100 [qla2xxx]
qla2x00_abort_all_cmds+0x5e/0x80 [qla2xxx]
qla2x00_do_dpc+0x317/0xa30 [qla2xxx]
kthread+0x10d/0x130
? kthread_park+0xa0/0xa0
ret_from_fork+0x35/0x40

Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
---
 drivers/scsi/qla2xxx/qla_os.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index a75edba2b334..be9d10092dd3 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -884,8 +884,8 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
 			goto qc24_fail_command;
 	}
 
-	if (!fcport) {
-		cmd->result = DID_NO_CONNECT << 16;
+	if (!fcport || fcport->deleted) {
+		cmd->result = DID_IMM_RETRY << 16;
 		goto qc24_fail_command;
 	}
 
@@ -966,8 +966,8 @@ qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd,
 		goto qc24_fail_command;
 	}
 
-	if (!fcport) {
-		cmd->result = DID_NO_CONNECT << 16;
+	if (!fcport || fcport->deleted) {
+		cmd->result = DID_IMM_RETRY << 16;
 		goto qc24_fail_command;
 	}
 
-- 
2.19.0.rc0


  parent reply	other threads:[~2020-12-02 13:29 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-02 13:22 [PATCH v2 00/15] qla2xxx bug fixes Nilesh Javali
2020-12-02 13:22 ` [PATCH v2 01/15] scsi: qla2xxx: Return EBUSY on fcport deletion Nilesh Javali
2020-12-02 13:22 ` [PATCH v2 02/15] qla2xxx: Change post del message from debug level to log level Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 03/15] qla2xxx: limit interrupt vectors to number of cpu Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 04/15] qla2xxx: tear down session if FW say its down Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 05/15] qla2xxx: Don't check for fw_started while posting nvme command Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 06/15] qla2xxx: Fix compilation issue in PPC systems Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 07/15] qla2xxx: Fix crash during driver load on big endian machines Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 08/15] qla2xxx: Fix FW initialization error " Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 09/15] qla2xxx: fix N2N and NVME connect retry failure Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 10/15] qla2xxx: Handle aborts correctly for port undergoing deletion Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 11/15] qla2xxx: Fix flash update in 28XX adapters on big endian machines Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 12/15] qla2xxx: Fix the call trace for flush workqueue Nilesh Javali
2020-12-02 13:23 ` Nilesh Javali [this message]
2020-12-02 13:23 ` [PATCH v2 14/15] qla2xxx: Fix device loss on 4G and older HBAs Nilesh Javali
2020-12-02 13:23 ` [PATCH v2 15/15] qla2xxx: Update version to 10.02.00.104-k Nilesh Javali
2020-12-08  2:10 ` [PATCH v2 00/15] qla2xxx bug fixes Martin K. Petersen
2020-12-09 17:23 ` Martin K. Petersen

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