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Message-Id: <20070910042256Z.tomof@acm.org>
Date: Tue, 11 Sep 2007 04:10:47 +0900
From: FUJITA Tomonori <tomof@....org>
To: apw@...dowen.org, akpm@...ux-foundation.org
Cc: linux-kernel@...r.kernel.org, mel@....ul.ie, jens.axboe@...cle.com,
linux-scsi@...r.kernel.org, fujita.tomonori@....ntt.co.jp
Subject: Re: 2.6.23-rc4-mm1
On Mon, 10 Sep 2007 11:19:26 -0700
Andrew Morton <akpm@...ux-foundation.org> wrote:
> On Mon, 10 Sep 2007 18:49:26 +0100 Andy Whitcroft <apw@...dowen.org> wrote:
>
> > I have a couple of old NUMA-Q systems which are unable to read their
> > boot disks with 2.6.23-rc4-mm1. The disks appear to be recognised and
> > even the partition tables read correctly, and then they go pop:
> >
> > qla1280: QLA1040 found on PCI bus 0, dev 10
>
> cc's added.
>
> > Clocksource tsc unstable (delta = 99922590 ns)
> > Time: jiffies clocksource has been installed.
> > scsi(0:0): Resetting SCSI BUS
> > scsi0 : QLogic QLA1040 PCI to SCSI Host Adapter
> > Firmware version: 7.65.06, Driver version 3.26
> > scsi 0:0:0:0: Direct-Access IBM DGHS18X 0360 PQ: 0 ANSI: 3
> > scsi(0:0:0:0): Sync: period 10, offset 12, Wide
> > scsi 0:0:1:0: Direct-Access IBM OEM DCHS09X 5454 PQ: 0 ANSI: 2
> > scsi(0:0:1:0): Sync: period 10, offset 12, Wide
> > scsi 0:0:2:0: Direct-Access IBM OEM DCHS09X 5454 PQ: 0 ANSI: 2
> > scsi(0:0:2:0): Sync: period 10, offset 12, Wide
> > scsi 0:0:3:0: Direct-Access IBM OEM DCHS09X 5454 PQ: 0 ANSI: 2
> > scsi(0:0:3:0): Sync: period 10, offset 12, Wide
> > scsi 0:0:4:0: Direct-Access IBM OEM DCHS09X 5454 PQ: 0 ANSI: 2
> > scsi(0:0:4:0): Sync: period 10, offset 12, Wide
> > st: Version 20070203, fixed bufsize 32768, s/g segs 256
> > sd 0:0:0:0: [sda] 35843670 512-byte hardware sectors (18352 MB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sd 0:0:0:0: [sda] 35843670 512-byte hardware sectors (18352 MB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sda: sda1
> > sd 0:0:0:0: [sda] Attached SCSI disk
> > sd 0:0:1:0: [sdb] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:1:0: [sdb] Write Protect is off
> > sd 0:0:1:0: [sdb] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sd 0:0:1:0: [sdb] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:1:0: [sdb] Write Protect is off
> > sd 0:0:1:0: [sdb] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sdb: unknown partition table
> > sd 0:0:1:0: [sdb] Attached SCSI disk
> > sd 0:0:2:0: [sdc] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:2:0: [sdc] Write Protect is off
> > sd 0:0:2:0: [sdc] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sd 0:0:2:0: [sdc] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:2:0: [sdc] Write Protect is off
> > sd 0:0:2:0: [sdc] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sdc: sdc1
> > sd 0:0:2:0: [sdc] Attached SCSI disk
> > sd 0:0:3:0: [sdd] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:3:0: [sdd] Write Protect is off
> > sd 0:0:3:0: [sdd] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sd 0:0:3:0: [sdd] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:3:0: [sdd] Write Protect is off
> > sd 0:0:3:0: [sdd] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sdd: sdd1
> > sd 0:0:3:0: [sdd] Attached SCSI disk
> > sd 0:0:4:0: [sde] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:4:0: [sde] Write Protect is off
> > sd 0:0:4:0: [sde] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sd 0:0:4:0: [sde] 17796077 512-byte hardware sectors (9112 MB)
> > sd 0:0:4:0: [sde] Write Protect is off
> > sd 0:0:4:0: [sde] Write cache: disabled, read cache: enabled, supports DPO and FUA
> > sde: unknown partition table
> > sd 0:0:4:0: [sde] Attached SCSI disk
> > sd 0:0:0:0: Attached scsi generic sg0 type 0
> > sd 0:0:1:0: Attached scsi generic sg1 type 0
> > sd 0:0:2:0: Attached scsi generic sg2 type 0
> > sd 0:0:3:0: Attached scsi generic sg3 type 0
> > sd 0:0:4:0: Attached scsi generic sg4 type 0
> > serio: i8042 KBD port at 0x60,0x64 irq 1
> > serio: i8042 AUX port at 0x60,0x64 irq 12
> > mice: PS/2 mouse device common for all mice
> > input: AT Translated Set 2 keyboard as /class/input/input0
> > oprofile: using NMI interrupt.
> > TCP cubic registered
> > NET: Registered protocol family 1
> > NET: Registered protocol family 17
> > Using IPI Shortcut mode
> > input: PS/2 Logitech Mouse as /class/input/input1
> > RAMDISK: cramfs filesystem found at block 0
> > RAMDISK: Loading 1244KiB [1 disk] into ram disk... |/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/done.
> > VFS: Mounted root (cramfs filesystem) readonly.
> > Freeing unused kernel memory: 220k freed
> > initrd-tools: 0.1.81.1
> > mount: fs type devfs not supported by kernel
> > FATAL: Module sd_mod not found.
> > umount: devfs: not mounted
> > ext3: No journal on filesystem on sda1
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 63
> > Buffer I/O error on device sda1, logical block 0
> > Buffer I/O error on device sda1, logical block 1
> > Buffer I/O error on device sda1, logical block 2
> > Buffer I/O error on device sda1, logical block 3
> > mount: fs type devfs not supported by kernel
> > ext3: No journal on filesystem on sda1
> > umount: devfs: not mounted
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 28010831
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 31080815
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 31080855
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 31080919
> > Buffer I/O error on device sda1, logical block 3885107
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 28411047
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 31135687
> > sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> > end_request: I/O error, dev sda, sector 31138007
> > sd 0:0:0:0: [sda] <6>sd 0:0:0:0: [sda] Result: hostbyte=0x07 driverbyte=0x00
> >
>
> The only patch which touches qla1280 is git-block.patch. From a quick
> squizz the change looks OK, although it's tricky and something might have
> broken.
Can you try this patch (against 2.6.23-rc4-mm1)?
>From 592bd2049cb3e6e1f1dde7cf631879f26ddffeaa Mon Sep 17 00:00:00 2001
From: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Date: Mon, 10 Sep 2007 04:17:13 +0100
Subject: [PATCH] qla1280: sg chaining fixes
Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
---
drivers/scsi/qla1280.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c
index bd805ec..7c1eaec 100644
--- a/drivers/scsi/qla1280.c
+++ b/drivers/scsi/qla1280.c
@@ -2977,8 +2977,8 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
cpu_to_le32(pci_dma_hi32(dma_handle)),
cpu_to_le32(pci_dma_lo32(dma_handle)),
cpu_to_le32(sg_dma_len(s)));
- remseg--;
}
+ remseg -= cnt;
dprintk(5, "qla1280_64bit_start_scsi: "
"continuation packet data - b %i, t "
"%i, l %i \n", SCSI_BUS_32(cmd),
@@ -3250,6 +3250,8 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
/* Load continuation entry data segments. */
for_each_sg(sg, s, remseg, cnt) {
+ if (cnt == 7)
+ break;
*dword_ptr++ =
cpu_to_le32(pci_dma_lo32(sg_dma_address(s)));
*dword_ptr++ =
@@ -3260,6 +3262,7 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
cpu_to_le32(pci_dma_lo32(sg_dma_address(s))),
cpu_to_le32(sg_dma_len(s)));
}
+ remseg -= cnt;
dprintk(5, "qla1280_32bit_start_scsi: "
"continuation packet data - "
"scsi(%i:%i:%i)\n", SCSI_BUS_32(cmd),
--
1.5.2.4
-
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