Messages in this thread | | | Date | Tue, 5 Nov 2002 00:38:31 +0100 | Subject | Re: Cdrom broken in bk current? | From | Leopold Gouverneur <> |
| |
On Sun, Nov 03, 2002 at 10:43:06AM +0100, Jens Axboe wrote: > On Sun, Nov 03 2002, Leopold Gouverneur wrote: > > I see the following during booting: > > ... > > end_request: I/O error, dev hdc, sector 0 > > hdc: ATAPI 40X CD-ROM CD-R/RW drive, 2048kB Cache, DMA > > Uniform CD-ROM driver Revision: 3.12 > > end_request: I/O error, dev hdc, sector 0 > > end_request: I/O error, dev hdd, sector 0 > > end_request: I/O error, dev hdd, sector 0 > > hdd: ATAPI 16X CD-ROM drive, 256kB Cache, DMA > > ... > > > > If I mount /dev/hd[cd], the system freezes completly. > > > > This was not present in 2.5.42 IRC > > ny help? > > Try with this patch. > > -- > Jens Axboe >
> ===== drivers/ide/ide-cd.c 1.27 vs edited ===== > --- 1.27/drivers/ide/ide-cd.c Fri Oct 18 20:02:55 2002 > +++ edited/drivers/ide/ide-cd.c Sun Nov 3 10:33:17 2002 > @@ -310,6 +310,7 @@ > #include <linux/completion.h> > > #include <scsi/scsi.h> /* For SCSI -> ATAPI command conversion */ > +#include "../scsi/scsi.h" > > #include <asm/irq.h> > #include <asm/io.h> > @@ -877,10 +878,10 @@ > ide_handler_t *handler) > { > unsigned char *cmd_buf = rq->cmd; > - int cmd_len = sizeof(rq->cmd); > unsigned int timeout = rq->timeout; > struct cdrom_info *info = drive->driver_data; > ide_startstop_t startstop; > + unsigned int cmd_len; > > if (CDROM_CONFIG_FLAGS(drive)->drq_interrupt) { > /* Here we should have been called after receiving an interrupt > @@ -902,6 +903,11 @@ > > /* Arm the interrupt handler. */ > ide_set_handler(drive, handler, timeout, cdrom_timer_expiry); > + > + /* cdb length, pad upto the 12th byte if necessary */ > + cmd_len = COMMAND_SIZE(rq->cmd[0]); > + if (cmd_len < 12) > + cmd_len = 12; > > /* Send the command to the device. */ > HWIF(drive)->atapi_output_bytes(drive, cmd_buf, cmd_len);
I tried your patch without success. The problem is still there in 2.5.46
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |