Messages in this thread | | | Date | Wed, 22 May 2002 15:55:15 +1000 | From | Andrew Pam <> | Subject | Re: Initialisation bug in IDE patch |
| |
On Wed, May 22, 2002 at 03:15:10PM +1000, Andrew Pam wrote: > In the latest available kernel 2.2 IDE patch "ide-2.2.20.01102002.patch" > there is a bug that prevents ide_setup in drivers/block/ide.c > from accepting kernel parameters selecting special IDE hardware. > > The ide_init_default_hwifs() function in include/asm-*/ide.h fails to > initialise the "hw_regs_t hw" variable, thus leaving uninitialised data > in some fields. Specifically, the "chipset" field is uninitialised which > causes the "if (hwif->chipset != ide_unknown)" test in drivers/block/ide.c > to always fail with the error message " -- BAD OPTION".
This bug also appears to be present in the mainline 2.4 kernel IDE code. I haven't checked the 2.5 code yet.
Regards, Andrew Pam -- mailto:xanni@xanadu.net Andrew Pam http://www.xanadu.com.au/ Chief Scientist, Xanadu http://www.glasswings.com.au/ Technology Manager, Glass Wings http://www.sericyb.com.au/ Manager, Serious Cybernetics http://two-cents-worth.com/?105347&EG Donate two cents to our work! P.O. Box 477, Blackburn VIC 3130 Australia Phone +61 401 258 915 - 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/
| |