On 4/20/21 12:01 PM, Maciej W. Rozycki wrote:
> Update BusLogic driver's messaging system to use `pr_cont' for
> continuation lines, bringing messy output:
>
> pci 0000:00:13.0: PCI->APIC IRQ transform: INT A -> IRQ 17
> scsi: ***** BusLogic SCSI Driver Version 2.1.17 of 12 September 2013 *****
> scsi: Copyright 1995-1998 by Leonard N. Zubkoff <lnz@xxxxxxxxxxxxx>
> scsi0: Configuring BusLogic Model BT-958 PCI Wide Ultra SCSI Host Adapter
> scsi0: Firmware Version: 5.07B, I/O Address: 0x7000, IRQ Channel: 17/Level
> scsi0: PCI Bus: 0, Device: 19, Address:
> 0xE0012000,
> Host Adapter SCSI ID: 7
> scsi0: Parity Checking: Enabled, Extended Translation: Enabled
> scsi0: Synchronous Negotiation: Ultra, Wide Negotiation: Enabled
> scsi0: Disconnect/Reconnect: Enabled, Tagged Queuing: Enabled
> scsi0: Scatter/Gather Limit: 128 of 8192 segments, Mailboxes: 211
> scsi0: Driver Queue Depth: 211, Host Adapter Queue Depth: 192
> scsi0: Tagged Queue Depth:
> Automatic
> , Untagged Queue Depth: 3
> scsi0: SCSI Bus Termination: Both Enabled
> , SCAM: Disabled
>
> scsi0: *** BusLogic BT-958 Initialized Successfully ***
> scsi host0: BusLogic BT-958
>
> back to order:
>
> pci 0000:00:13.0: PCI->APIC IRQ transform: INT A -> IRQ 17
> scsi: ***** BusLogic SCSI Driver Version 2.1.17 of 12 September 2013 *****
> scsi: Copyright 1995-1998 by Leonard N. Zubkoff <lnz@xxxxxxxxxxxxx>
> scsi0: Configuring BusLogic Model BT-958 PCI Wide Ultra SCSI Host Adapter
> scsi0: Firmware Version: 5.07B, I/O Address: 0x7000, IRQ Channel: 17/Level
> scsi0: PCI Bus: 0, Device: 19, Address: 0xE0012000, Host Adapter SCSI ID: 7
> scsi0: Parity Checking: Enabled, Extended Translation: Enabled
> scsi0: Synchronous Negotiation: Ultra, Wide Negotiation: Enabled
> scsi0: Disconnect/Reconnect: Enabled, Tagged Queuing: Enabled
> scsi0: Scatter/Gather Limit: 128 of 8192 segments, Mailboxes: 211
> scsi0: Driver Queue Depth: 211, Host Adapter Queue Depth: 192
> scsi0: Tagged Queue Depth: Automatic, Untagged Queue Depth: 3
> scsi0: SCSI Bus Termination: Both Enabled, SCAM: Disabled
> scsi0: *** BusLogic BT-958 Initialized Successfully ***
> scsi host0: BusLogic BT-958
>
> Also diagnostic output such as with the `BusLogic=TraceConfiguration'
> parameter is affected and becomes vertical and therefore hard to read.
> This has now been corrected, e.g.:
>
> pci 0000:00:13.0: PCI->APIC IRQ transform: INT A -> IRQ 17
> blogic_cmd(86) Status = 30: 4 ==> 4: FF 05 93 00
> blogic_cmd(95) Status = 28: (Modify I/O Address)
> blogic_cmd(91) Status = 30: 1 ==> 1: 01
> blogic_cmd(04) Status = 30: 4 ==> 4: 41 41 35 30
> blogic_cmd(8D) Status = 30: 14 ==> 14: 45 DC 00 20 00 00 00 00 00 40 30 37 42 1D
> scsi: ***** BusLogic SCSI Driver Version 2.1.17 of 12 September 2013 *****
> scsi: Copyright 1995-1998 by Leonard N. Zubkoff <lnz@xxxxxxxxxxxxx>
> blogic_cmd(04) Status = 30: 4 ==> 4: 41 41 35 30
> blogic_cmd(0B) Status = 30: 3 ==> 3: 00 08 07
> blogic_cmd(0D) Status = 30: 34 ==> 34: 03 01 07 04 00 00 00 00 00 00 00 00 00 00 00 00 FF 42 44 46 FF 00 00 00 00 00 00 00 00 00 FF 00 FF 00
> blogic_cmd(8D) Status = 30: 14 ==> 14: 45 DC 00 20 00 00 00 00 00 40 30 37 42 1D
> blogic_cmd(84) Status = 30: 1 ==> 1: 37
> blogic_cmd(8B) Status = 30: 5 ==> 5: 39 35 38 20 20
> blogic_cmd(85) Status = 30: 1 ==> 1: 42
> blogic_cmd(86) Status = 30: 4 ==> 4: FF 05 93 00
> blogic_cmd(91) Status = 30: 64 ==> 64: 41 46 3E 20 39 35 38 20 20 00 C4 00 04 01 07 2F 07 04 35 FF FF FF FF FF FF FF FF FF FF 01 00 FE FF 08 FF FF 00 00 00 00 00 00 00 01 00 01 00 00 FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 FC
> scsi0: Configuring BusLogic Model BT-958 PCI Wide Ultra SCSI Host Adapter
>
> etc.
>
> Signed-off-by: Maciej W. Rozycki <macro@xxxxxxxxxxx>
> Fixes: 4bcc595ccd80 ("printk: reinstate KERN_CONT for printing continuation lines")
> Cc: stable@xxxxxxxxxxxxxxx # v4.9+
> ---
> No changes from v1.
> ---
> drivers/scsi/BusLogic.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> linux-buslogic-pr-cont.diff
> Index: linux-macro-ide/drivers/scsi/BusLogic.c
> ===================================================================
> --- linux-macro-ide.orig/drivers/scsi/BusLogic.c
> +++ linux-macro-ide/drivers/scsi/BusLogic.c
> @@ -3603,7 +3603,7 @@ static void blogic_msg(enum blogic_msgle
> if (buf[0] != '\n' || len > 1)
> printk("%sscsi%d: %s", blogic_msglevelmap[msglevel], adapter->host_no, buf);
> } else
> - printk("%s", buf);
> + pr_cont("%s", buf);
> } else {
> if (begin) {
> if (adapter != NULL && adapter->adapter_initd)
> @@ -3611,7 +3611,7 @@ static void blogic_msg(enum blogic_msgle
> else
> printk("%s%s", blogic_msglevelmap[msglevel], buf);
> } else
> - printk("%s", buf);
> + pr_cont("%s", buf);
> }
> begin = (buf[len - 1] == '\n');
> }
>
Acked-by: Khalid Aziz <khalid@xxxxxxxxxxxxxx>
