Messages in this thread | | | Date | Tue, 25 Jun 2002 22:50:42 -0700 (PDT) | From | Andre Hedrick <> | Subject | Re: ide driver bug fix for the error message "hda: bad special flag 0x03" |
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Cool!
Thanks!
On Tue, 25 Jun 2002, Shen, JT wrote:
> diff -Naur linux-2.4.19-10/drivers/ide/ide-probe.c linux-2.4.19-11/drivers/ide/ide-probe.c > --- linux-2.4.19-10/drivers/ide/ide-probe.c Fri Jun 21 15:14:46 2002 > +++ linux-2.4.19-11/drivers/ide/ide-probe.c Mon Jun 24 15:19:15 2002 > @@ -131,6 +131,7 @@ > type = ide_cdrom; /* Early cdrom models used zero */ > case ide_cdrom: > drive->removable = 1; > + drive->special.all = 0; > #ifdef CONFIG_PPC > /* kludge for Apple PowerBook internal zip */ > if (!strstr(id->model, "CD-ROM") && strstr(id->model, "ZIP")) { > > > > > > > > > Andre, > > Above is the patch that will fix the bug that when a user issue the command: > > cat /proc/ide/hda/identify > > the message "hda: bad special flag 0x03" gets written to the system log. This will happen because the .config file that RedHat uses to create the kernel image has the flag CONFIG_BLK_DEV_IDECD=m. Thus in ide.c code, it won't call ide_cdrom_reinit(). So for CDROM the special flag is left as 0x03. > > > The solution is to set the special flags to 0 when it is discovered as cdrom in ide-probe.c. > > Let me know if you have any question. > > Thanks, > > JT >
Andre Hedrick LAD Storage Consulting Group
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