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Commit | Line | Data |
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6ddd5702 GKH |
1 | From fbd83006e3e536fcb103228d2422ea63129ccb03 Mon Sep 17 00:00:00 2001 |
2 | From: "Ewan D. Milne" <emilne@redhat.com> | |
3 | Date: Tue, 31 May 2016 09:42:29 -0400 | |
4 | Subject: scsi: Add QEMU CD-ROM to VPD Inquiry Blacklist | |
5 | ||
6 | From: Ewan D. Milne <emilne@redhat.com> | |
7 | ||
8 | commit fbd83006e3e536fcb103228d2422ea63129ccb03 upstream. | |
9 | ||
10 | Linux fails to boot as a guest with a QEMU CD-ROM: | |
11 | ||
12 | [ 4.439488] ata2.00: ATAPI: QEMU CD-ROM, 0.8.2, max UDMA/100 | |
13 | [ 4.443649] ata2.00: configured for MWDMA2 | |
14 | [ 4.450267] scsi 1:0:0:0: CD-ROM QEMU QEMU CD-ROM 0.8. PQ: 0 ANSI: 5 | |
15 | [ 4.464317] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen | |
16 | [ 4.464319] ata2.00: BMDMA stat 0x5 | |
17 | [ 4.464339] ata2.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 0 dma 16640 in | |
18 | [ 4.464339] Inquiry 12 01 00 00 ff 00res 48/20:02:00:24:00/00:00:00:00:00/a0 Emask 0x2 (HSM violation) | |
19 | [ 4.464341] ata2.00: status: { DRDY DRQ } | |
20 | [ 4.465864] ata2: soft resetting link | |
21 | [ 4.625971] ata2.00: configured for MWDMA2 | |
22 | [ 4.628290] ata2: EH complete | |
23 | [ 4.646670] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen | |
24 | [ 4.646671] ata2.00: BMDMA stat 0x5 | |
25 | [ 4.646683] ata2.00: cmd a0/01:00:00:00:01/00:00:00:00:00/a0 tag 0 dma 16640 in | |
26 | [ 4.646683] Inquiry 12 01 00 00 ff 00res 48/20:02:00:24:00/00:00:00:00:00/a0 Emask 0x2 (HSM violation) | |
27 | [ 4.646685] ata2.00: status: { DRDY DRQ } | |
28 | [ 4.648193] ata2: soft resetting link | |
29 | ||
30 | ... | |
31 | ||
32 | Fix this by suppressing VPD inquiry for this device. | |
33 | ||
34 | Signed-off-by: Ewan D. Milne <emilne@redhat.com> | |
35 | Reported-by: Jan Stancek <jstancek@redhat.com> | |
36 | Tested-by: Jan Stancek <jstancek@redhat.com> | |
37 | Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> | |
38 | Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> | |
39 | Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> | |
40 | ||
41 | --- | |
42 | drivers/scsi/scsi_devinfo.c | 1 + | |
43 | 1 file changed, 1 insertion(+) | |
44 | ||
45 | --- a/drivers/scsi/scsi_devinfo.c | |
46 | +++ b/drivers/scsi/scsi_devinfo.c | |
47 | @@ -227,6 +227,7 @@ static struct { | |
48 | {"PIONEER", "CD-ROM DRM-624X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, | |
49 | {"Promise", "VTrak E610f", NULL, BLIST_SPARSELUN | BLIST_NO_RSOC}, | |
50 | {"Promise", "", NULL, BLIST_SPARSELUN}, | |
51 | + {"QEMU", "QEMU CD-ROM", NULL, BLIST_SKIP_VPD_PAGES}, | |
52 | {"QNAP", "iSCSI Storage", NULL, BLIST_MAX_1024}, | |
53 | {"SYNOLOGY", "iSCSI Storage", NULL, BLIST_MAX_1024}, | |
54 | {"QUANTUM", "XP34301", "1071", BLIST_NOTQ}, |