From: Pat LaVarre <p.lavarre@ieee.org>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: linux-ide@vger.kernel.org
Subject: Re: SATA ATAPI work in progress
Date: 15 May 2004 10:04:00 -0600 [thread overview]
Message-ID: <1084637040.3440.5.camel@patibmrh9> (raw)
In-Reply-To: <1084636590.3083.25.camel@patibmrh9>
> 2) open O_NONBLOCK ioctl SG_IO
>
> I tried `plscsi /dev/scd0` i.e. an open O_NONBLOCK/ ioctl SG_IO/ close
> of a standard op x12 Inquiry for up to x24 bytes.
>
> That died in a way that defeated Ctrl+C and `modprobe -r ata-piix`,
> though `reboot` worked. I'll try ioctl CDROM_SEND_PACKET next, then
> think harder.
ioctl CDROM_SEND_PACKET via sf net iomrrdtools gives me same death as
ioctl SG_IO, so I blame the open of /dev/scd$n til I hear otherwise.
Death occurs as follows. Next I will grep source for "empty request
buffer".
Pat LaVarre
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 00 00 00 00 00 00 00 00 00
kernel: ata_scsi_translate: ENTER
kernel: ata2(0): empty request buffer
kernel: ata_scsi_badcmd: ENTER
kernel: ata_scsi_translate: EXIT - badcmd
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 00 00 00 00 00 00 00 00 00
kernel: ata_scsi_translate: ENTER
kernel: ata2(0): empty request buffer
kernel: ata_scsi_badcmd: ENTER
kernel: ata_scsi_translate: EXIT - badcmd
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 00 00 00 00 00 00 00 00 00
kernel: ata_scsi_translate: ENTER
kernel: ata2(0): empty request buffer
kernel: ata_scsi_badcmd: ENTER
kernel: ata_scsi_translate: EXIT - badcmd
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 00 00 00 00 00 00 00 00 00
kernel: ata_scsi_translate: ENTER
kernel: ata2(0): empty request buffer
kernel: ata_scsi_badcmd: ENTER
kernel: ata_scsi_translate: EXIT - badcmd
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 00 00 00 00 00 00 00 00 00
kernel: ata_scsi_translate: ENTER
kernel: ata2(0): empty request buffer
kernel: ata_scsi_badcmd: ENTER
kernel: ata_scsi_translate: EXIT - badcmd
kernel: ata_scsi_dump_cdb: CDB (2:0,0,0) 5a 00 2a 00 00 00 00 00 80
kernel: ata_scsi_translate: ENTER
kernel: ata_sg_setup_one: mapped buffer of 128 bytes for read
kernel: ata_fill_sg: PRD[0] = (0x46EE00, 0x80)
kernel: ata_dev_select: ENTER, ata2: device 0, wait 1
kernel: ata_tf_load_pio: feat 0x5 nsect 0x0 lba 0x0 0x0 0x0
kernel: ata_tf_load_pio: device 0xA0
kernel: ata_exec_command_pio: ata2: cmd 0xA0
kernel: ata_scsi_translate: EXIT
kernel: atapi_packet_task: busy wait
kernel: atapi_packet_task: send cdb
kernel: ata_host_intr: BUS_DMA (host_stat 0x25)
kernel: ata_dma_complete: ENTER
kernel: ata_dma_complete: host 2, host_stat==0x25, drv_stat==0x51
kernel: ata_sg_clean: unmapping 1 sg elements
kernel: ata_scsi_error: ENTER
kernel: ata_eng_timeout: ENTER
kernel: ata2: BUG: timeout without command
kernel: ata_eng_timeout: EXIT
kernel: ata_scsi_error: EXIT
next prev parent reply other threads:[~2004-05-15 16:04 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-12 20:20 SATA ATAPI work in progress Pat LaVarre
2004-05-12 20:40 ` Jeff Garzik
2004-05-12 23:14 ` Pat LaVarre
2004-05-13 15:07 ` Pat LaVarre
2004-05-13 20:56 ` Jeff Garzik
2004-05-13 21:16 ` Jeff Garzik
2004-05-13 21:25 ` Jeff Garzik
2004-05-13 21:36 ` Pat LaVarre
2004-05-13 21:44 ` Jeff Garzik
2004-05-13 21:49 ` Jeff Garzik
2004-05-14 18:23 ` Pat LaVarre
2004-05-14 18:55 ` Jeff Garzik
2004-05-14 19:37 ` when limited to a single DRQ block per disk transaction Pat LaVarre
2004-05-14 19:50 ` Jeff Garzik
2004-05-14 20:12 ` Pat LaVarre
2004-05-14 23:47 ` SATA ATAPI work in progress Pat LaVarre
2004-05-15 0:02 ` Pat LaVarre
2004-05-15 0:38 ` Jeff Garzik
2004-05-15 13:06 ` Pat LaVarre
2004-05-15 13:49 ` Pat LaVarre
2004-05-15 15:27 ` Jeff Garzik
2004-05-15 15:49 ` Pat LaVarre
2004-05-15 15:56 ` Pat LaVarre
2004-05-15 16:04 ` Pat LaVarre [this message]
2004-05-15 16:32 ` Jeff Garzik
2004-05-15 16:43 ` Pat LaVarre
2004-05-15 16:50 ` Pat LaVarre
2004-05-15 16:30 ` Jeff Garzik
2004-05-15 0:46 ` [PATCH] " Jeff Garzik
2004-05-15 13:08 ` Pat LaVarre
2004-05-15 13:10 ` Pat LaVarre
2004-05-15 14:13 ` Pat LaVarre
2004-05-14 18:28 ` Pat LaVarre
2004-05-14 18:38 ` Jeff Garzik
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